CN210549616U

CN210549616U - Work fixture

Info

Publication number: CN210549616U
Application number: CN201921086288.3U
Authority: CN
Inventors: 顾国兴; 李玉金
Original assignee: Heyuan Lung Kee Metal Products Co ltd
Current assignee: Heyuan Lung Kee Metal Products Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-19
Anticipated expiration: 2029-07-10

Abstract

The utility model provides a frock clamp for massive structure's clamping processing, frock clamp includes: the mounting base plate is used for being mounted in the horizontal machining center; the first fixing piece is arranged on the mounting bottom plate and used for fixing the bottom surface of the blocky structure; the mounting bracket is arranged on the mounting bottom plate and is arranged to avoid a main shaft and a cutter of the horizontal machining center; and the pressing component is arranged on the mounting bracket and can be pressed on the top surface of the blocky structure from top to bottom. The utility model provides a frock clamp for massive structure can carry out side combined machining in horizontal machining center, has improved massive structure's machining efficiency greatly.

Description

Work fixture

Technical Field

The utility model belongs to the technical field of the mould processing, more specifically say, relate to a frock clamp.

Background

The die frame is used for supporting the die and is the basis of the die. The square iron is a plate which is arranged on the die carrier and is used for supporting a certain space between the movable die base plate and the movable die plate, the square iron provides a space for the moving motion of the needle plate, and the length and the width of the cross section of the square iron are smaller.

Each die set is provided with a pair of square irons, the square irons have three sizes of height, width and length, and the height refers to the height value of a certain space between the movable die base plate and the movable die plate. The length and the height form the big surface of the square iron; the length and the width form a contact surface of the square iron; the height and width make up the facets of the square iron.

The square irons are classified into standard square irons processed in batches and non-standard square irons produced in orders according to the type of processing. For non-standard square iron, the traditional processing mode is to saw the raw material into a semi-finished product with the size basically consistent with that of the finished product and only leave the subsequent processing allowance through a sawing machine. And then milling two large surfaces by a vertical milling machine, milling a contact surface and a small surface by a side milling machine after milling, transferring the square iron with each milled surface to a chamfering machine for chamfering, then transferring to a machining center for processing holes and other items, and finally transferring to a grinding machine for grinding the two contact surfaces, wherein the grinding of the two contact surfaces is to keep the height difference of the pair of square irons within 0.02 mm.

Therefore, a general non-standard square iron processing technology is as follows: cutting, milling a large surface by a vertical milling machine, milling a contact surface and a small surface by a horizontal milling machine, chamfering by a chamfering machine, drilling by a vertical machining center and grinding by a grinding machine. However, each processing procedure needs to carry and clamp the non-standard square iron, which results in very low processing efficiency of the non-standard square iron.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frock clamp to solve the technical problem that the non-standard square iron machining efficiency who exists among the prior art is low.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a frock clamp for massive structure's clamping processing, frock clamp includes:

the mounting base plate is used for being mounted in the horizontal machining center;

the first fixing piece is arranged on the mounting bottom plate and used for fixing the bottom surface of the block-shaped structure;

the mounting bracket is mounted on the mounting bottom plate and is arranged to avoid a main shaft and a cutter of the horizontal machining center;

and the pressing component is arranged on the mounting bracket and can be pressed on the top surface of the blocky structure from top to bottom.

Further, the tool clamp can be used for simultaneously clamping two block-shaped structures, wherein the two block-shaped structures are a first block-shaped structure and a second block-shaped structure respectively;

the frock clamp still includes the second mounting, first block structure is located on the first mounting, the second mounting centre gripping in first block structure reaches between the second block structure, it locates to push down the subassembly pressure on the second block structure, first mounting is used for the bottom surface of first block structure is fixed, the second mounting is used for the top surface of first block structure is fixed and the bottom surface of second block structure is fixed, it is used for to push down the subassembly the top surface of second block structure is fixed.

Further, the first block-shaped structure and the second block-shaped structure are both square iron; the first fixing piece and the second fixing piece are both magnetic structures with magnetic upper and lower surfaces.

Furthermore, a plurality of screw holes are formed in the mounting base plate, and the mounting base plate is fixed on a jig plate of the horizontal machining center through a fastener.

Furthermore, the mounting bracket is a gantry bracket, and the gantry bracket is erected on a diagonal line of the mounting bottom plate.

Further, the gantry support comprises:

the two support columns are respectively vertically arranged on two opposite angles of the mounting bottom plate;

the two ends of the cross beam are respectively connected with the top ends of the two support columns;

the extension roof beam, certainly the crossbeam center is followed installation bottom plate length direction extends to both sides, the subassembly that pushes down install in extend on the roof beam.

Furthermore, at least one mounting hole is formed in the extension beam;

the push-down assembly includes:

the pressing block is used for being pressed on the top surface of the blocky structure;

the mounting sleeve is embedded in the mounting hole;

the pressure rod penetrates through the mounting sleeve and is in threaded connection with the mounting sleeve, and one end of the pressure rod is fixedly connected with the pressing block;

and the stress application rod is arranged at the other end of the pressure rod and is used for rotating the pressure rod to drive the pressure rod to move up and down relative to the mounting sleeve so as to press or loosen the block structure by the pressing block.

Further, the tool clamp further comprises a positioning assembly which is used for circumferentially positioning the block-shaped structure when the block-shaped structure is fixedly installed and can be removed when the block-shaped structure is installed.

Further, the positioning assembly comprises:

the first leaning pile is vertically arranged on the mounting base plate and is used for being abutted with one side edge of the block-shaped structure to form positioning of the block-shaped structure along a first direction;

the second leaning pile is vertically arranged on the mounting base plate and is used for being abutted against the other side edge of the block structure to form the positioning of the block structure along the second direction;

the first direction and the second direction are perpendicular to each other, and the first leaning pile and the second leaning pile are respectively arranged on two adjacent side edges of the block structure;

the mounting base plate is provided with a plurality of jacks for the first pile and the second pile to be selectively inserted and connected so as to position blocky structures with different sizes, and the jacks are distributed along preset positions.

The utility model provides a frock clamp's beneficial effect lies in: compared with the prior art, the utility model discloses a frock clamp fixes massive structure's bottom surface and top surface respectively through first mounting and push down the subassembly, can guarantee on the one hand that massive structure is fixed firm in the course of working in one of which, can not rock, on the other hand also makes massive structure only bottom surface and top surface fix, all the other four sides all expose outside, make things convenient for horizontal machining center to accomplish all steps one-time processing of four sides, the transport number of times of massive structure has been reduced, the clamping number of times of massive structure has been reduced, the processing technology efficiency of massive structure has been improved. In addition, this application sets up the main shaft and the cutter that can dodge horizontal machining center through setting up the installing support, and will push down the subassembly and set up to top-down and press the top surface of locating the massive structure to make four sides of this massive structure can not have the dead angle contact with horizontal machining center's cutter, and then guarantee that the technology of four sides of massive structure can once only process and accomplish, improve the machining efficiency of massive structure.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a fixture clamping block structure provided in an embodiment of the present invention;

FIG. 2 is a schematic diagram of the block structure of FIG. 1;

FIG. 3 is a side schematic view of FIG. 1;

FIG. 4 is a schematic top view of FIG. 1;

fig. 5 is a schematic structural view of a tooling fixture provided in an embodiment of the present invention;

FIG. 6 is a top schematic view of the mounting bracket of FIG. 4;

fig. 7 is a schematic structural view of the pressing assembly in fig. 5.

Wherein, in the figures, the respective reference numerals:

1, mounting a bottom plate; 2-a first fixing member; 3-a second fixing piece; 4, mounting a bracket; 5-pressing the assembly; 6-a positioning assembly; 11-a screw hole; 12-a jack; 41-support column; 42-a cross beam; 43-an extension beam; 44-a connecting plate; 51-briquetting; 52-mounting the sleeve; 53-pressure lever; 54-a forcing rod; 61-first rest pile; 62-second depending; 430-mounting holes; 510-a card slot; 531-fixture block; 532-mounting groove; 200-a bulk structure; 210-a first block structure; 220-a second bulk structure; 300-main axis.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the 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.

Referring to fig. 1, the tooling clamp provided by the present invention will now be described.

This frock clamp is used for massive structure 200's clamping processing, and in this embodiment, this frock clamp mainly used is the clamping location of the side combined machining of non-standard square iron, and this side combined machining includes the milling process of four sides of non-standard square iron, the chamfer processing of each crest line and the through-hole and the screw hole processing of one of them side. It is understood that, in other embodiments of the present invention, the tooling fixture can also be used for side processing of other block structures 200, including side milling, chamfering, drilling, etc., according to practical applications, which is not limited herein.

Frock clamp includes mounting plate 1, first mounting 2, installing support 4 and pushes down subassembly 5.

The mounting base plate 1 is used for being mounted in a horizontal machining center, that is, when the block-shaped structure 200 is machined, the block-shaped structure 200 and the tool fixture are firstly mounted in the horizontal machining center through the mounting base plate 1, so that the block-shaped structure 200 can be machined through the horizontal machining center. The first fixing member 2 is disposed on the mounting base plate 1, and the first fixing member 2 is used for fixing the bottom surface of the block structure 200. The mounting bracket 4 is mounted on the mounting base plate 1, and the mounting bracket 4 is provided with a main shaft 300 and a cutter which can avoid the horizontal machining center. The pressing component 5 is arranged on the mounting bracket 4, and the pressing component 5 can be pressed on the top surface of the block-shaped structure 200 from top to bottom.

Please refer to fig. 2, which is a structural diagram of a non-standard square iron to be processed in this embodiment, the non-standard square iron has a top surface 110, a bottom surface 120 and four side surfaces 130, and in this embodiment, the four side surfaces of the non-standard square iron are milled, each ridge is chamfered, and a through hole 140 and a fixing hole 150 are drilled on two side surfaces (front and rear side surfaces in fig. 2) of the non-standard square iron. Therefore, during installation, the bottom surface 120 and the top surface 110 of the non-standard iron are fixed, and the four side surfaces 130 are completely exposed to be machined by the tool of the horizontal machining center.

The utility model provides a frock clamp fixes massive structure 200's bottom surface and top surface respectively through first mounting 2 and push down subassembly 5, can guarantee massive structure 200 in the course of working on the one hand and fix firmly in one aspect of it, can not rock, on the other hand also makes massive structure 200 only bottom surface and top surface fix, all the other four sides all expose outside, make things convenient for horizontal machining center to accomplish all steps one-time processing of four sides, the transport number of times of massive structure 200 has been reduced, the clamping number of times of massive structure 200 has been reduced, the processing technology efficiency of massive structure 200 has been improved. In addition, this application sets up the main shaft 300 and the cutter that can dodge horizontal machining center through with installing support 4, and will push down subassembly 5 and set up to top-down pressure and locate massive structure 200's top surface to make four sides of this massive structure 200 can not have the dead angle and contact with horizontal machining center's cutter, and then guarantee that massive structure 200's four sides's technology can once only be processed and accomplish, improve massive structure 200's machining efficiency.

In the present embodiment, referring to fig. 1 and fig. 3, the tooling fixture may be used for simultaneously clamping two block structures 200, where the two block structures 200 are a first block structure 210 and a second block structure 220;

specifically, the tool fixture further comprises a second fixing member 3, the first block-shaped structure 210 is arranged on the first fixing member 2, the second fixing member 3 is clamped between the first block-shaped structure 210 and the second block-shaped structure 220, the pressing component 5 is pressed on the second block-shaped structure 220, the first fixing member 2 is used for fixing the bottom surface of the first block-shaped structure 210, the second fixing member 3 is used for fixing the top surface of the first block-shaped structure 210 and fixing the bottom surface of the second block-shaped structure 220, and the pressing component 5 is used for fixing the top surface of the second block-shaped structure 220.

This embodiment is through increasing second mounting 3 between first mounting 2 and push down subassembly 5, thereby make this frock clamp can be used for the clamping of first massive structure 210 and second massive structure 220 simultaneously, also be after a clamping, then with first massive structure 210, second massive structure 220 and frock clamp integral erection in horizontal machining center, then can once only accomplish through horizontal machining center to all processing technology of four sides of first massive structure 210, and can once only accomplish all processing technology of four sides of second massive structure 220, it has significantly reduced the whole transport number of times of first massive structure 210 and second massive structure 220 and has reduced whole clamping number of times, machining efficiency is greatly improved. It should be understood that, in other embodiments of the present invention, according to the actual processing requirement, a third fixing member, a fourth fixing member … …, etc. may also be added to the tooling fixture, so that the third block-shaped structure 200 and the fourth block-shaped structure 200 … … may be clamped together at the same time, and of course, the tooling fixture may also only have the first fixing member 2, which is only used for clamping the first block-shaped structure 210, and this is not limited herein.

Optionally, in this embodiment, because the first fixing element 2 needs to bear the weight of the first blocky structure 210, the second fixing element 3, and the second blocky structure 220 at the same time, the first fixing element 2 is configured to be a blocky object, and the size of the first fixing element is large, so that the contact surface between the first fixing element 2 and the first blocky structure 210 is large, which is beneficial to reducing the pressure borne by the first fixing element 2, and meanwhile, in order to facilitate the uniform stress of the first blocky structure 210, the two first fixing elements 2 are arranged on the installation bottom plate 1, the two first fixing elements 2 have the same size and structure, and the two first fixing elements 2 are distributed at intervals along the length direction (left and right direction in fig. 1) of the installation bottom plate 1, so as to better support and fix the first blocky.

Optionally, in this embodiment, in order to reduce the load of the first fixing element 2, the structural size of the second fixing element 3 is set to be relatively smaller, and in order to better fix the first block-shaped structure 210 and the second block-shaped structure 220, the above-mentioned tooling fixture is also provided with two second fixing elements 3, and the two second fixing elements 3 are spaced apart along the length direction of the first block-shaped structure 210.

Preferably, in this embodiment, the first block-shaped structure 210 and the second block-shaped structure 220 are made of square iron, and the first fixing member 2 and the second fixing member 3 are both magnetic structures having magnetic properties on the upper and lower surfaces thereof, so that the first block-shaped structure 210 and the second block-shaped structure 220 can be mounted and fixed in a combined manner of magnetic adsorption and pressing down of the pressing component 5, and not only can the first block-shaped structure 210 and the second block-shaped structure 220 be fixed firmly, but also the first block-shaped structure 210 and the second block-shaped structure 220 are not damaged by the fixing manner, and four side surfaces of the first block-shaped structure 210 and the second block-shaped structure 220 can be completely exposed outside, so that all processes of the four side surfaces can be processed at one time in the horizontal processing center. It can be understood that, in other embodiments of the present invention, according to practical situations and specific requirements, if the first block-shaped structure 210 and the second block-shaped structure 220 are structures that can not be attracted by magnet, the first fixing member 2 and the second fixing member 3 can also be suction cups, which can achieve the fixing function as well, and can not affect the side composite processing of the first block-shaped structure 210 and the second block-shaped structure 220, in addition, the first fixing member 2 and the second fixing member 3 can also be structures that add a layer of adhesive layer on the upper and lower surfaces of the block-shaped object, at this time, after the processing is completed, only cleaning the adhesive layer on the first block-shaped structure 210 and the second block-shaped structure 220 is needed, and there is no unique limitation.

Referring to fig. 4, in the present embodiment, the mounting base plate 1 is shaped like a flat plate, a plurality of screw holes 11 are formed in the mounting base plate 1, the screw holes 11 are distributed in a rectangular array, and the mounting base plate 1 is fixed on a jig plate of a horizontal machining center through a fastening member. During specific installation, the whole fixture is placed on the fixture plate, the installation base plate 1 is enabled to be in parallel butt joint with the fixture plate, the screw holes 11 in the installation base plate 1 correspond to the screw holes 11 in the fixture plate one to one, and the two screw holes 11 are sequentially penetrated through fasteners (such as bolts, studs, screws and the like) and locked, so that the installation of the fixture is completed, the positioning of the block-shaped structure 200 in the horizontal machining center is also completed, and during machining, the horizontal machining center calls different cutters and different machining tracks according to a preset program, so that the side composite machining of the block-shaped structure 200 is completed.

In this embodiment, please refer to fig. 4 to 6, the mounting bracket 4 is a gantry bracket, and the gantry bracket is erected on a diagonal line of the mounting base plate 1. It can be seen from the above in this application that this application needs to process four sides of massive structure 200, consequently, must be spacious in four perpendicular outside processing regions from four sides of massive structure 200, can not have the structure to interfere, otherwise horizontal machining center's main shaft 300 and cutter can't stretch into and process massive structure 200 from the outside of gantry support, and can see from figure 4, when gantry support erects on the diagonal line of mounting plate 1, gantry support can avoid with four processing regions completely to guarantee that massive structure 200's side combined machining goes on smoothly.

Referring to fig. 4, in the present embodiment, the gantry is erected on a diagonal line of the left, lower, right, and upper of the installation base plate 1. It can be understood that, in other embodiments of the present invention, according to practical situations and specific requirements, the gantry support can also be erected on the diagonal line of the upper left, the lower right, and the limitation is not made here.

More specifically, referring to fig. 3 and 5, the gantry includes two support columns 41, a cross beam 42 and an extension beam 43. The two support columns 41 are respectively vertically arranged on two opposite angles of the mounting base plate 1, the two support columns 41 are respectively mounted on the mounting base plate 1 through a connecting plate 44, and the diameter of the connecting plate 44 is larger than that of the support column 41, so that the connecting strength between the support column 41 and the mounting base plate 1 is improved. The two ends of the cross beam 42 are respectively connected to the top ends of the two support columns 41, and it should be noted here that, in order to ensure the support strength of the joint between the cross beam 42 and the two support columns 41, the two ends of the cross beam 42 are respectively connected to the top ends of the support columns 41 through a bearing. Extension roof beam 43 extends to both sides from crossbeam 42 center along mounting plate 1 length direction, pushes down subassembly 5 and installs on extension roof beam 43, like this, through crossbeam 42 and extension roof beam 43's setting, can guarantee that this gantry support erects on mounting plate 1's diagonal, can not produce with massive structure 200's processing and interfere, also can guarantee to push down subassembly 5 simultaneously and can top-down vertical compression locate massive structure 200's top surface, guarantee that massive structure 200's installation is fixed firm.

Preferably, in this embodiment, in order to ensure the connection strength between the cross beam 42 and the extension beam 43, the cross beam 42 and the extension beam 43 are in an integral connection structure.

Referring to fig. 5, in the present embodiment, the extension beam 43 is provided with three mounting holes 430, and the three mounting holes 430 are distributed at equal intervals along the length direction of the block structure 200. The three mounting holes 430 are used to mount hold-down assemblies 5, thereby allowing a technician to mount hold-down assemblies 5 and select the number of hold-down assemblies 5 to be mounted, depending on the actual configuration of the block structure 200. It should be understood that, in other embodiments of the present invention, one, two, four or more than four hold-down assemblies 5 may be disposed on the extension beam 43 according to the structural size of the block structure 200 and the actual size of the tooling fixture, which is not limited herein.

The pressing assembly 5 comprises a pressing block 51, a mounting sleeve 52, a pressure rod 53 and a force applying rod 54. Briquetting 51 is the cubic and is used for the pressure to locate on massive structure 200, installation cover 52 inlays and locates in mounting hole 430 and fixed through the fastener, installation cover 52 has the internal thread, pressure bar 53 wears to locate in installation cover 52 and with installation cover 52 threaded connection, pressure bar 53 one end and briquetting 51 fixed connection, the pressure bar 53 other end is located to the stiffener 54, the stiffener 54 is used for rotating pressure bar 53 and drives pressure bar 53 and reciprocate so that briquetting 51 pushes down or loosens massive structure 200 relative installation cover 52. The push-down assembly 5 of this embodiment, when needs push down the massive structure 200 fixedly, rotatory application of force pole 54, application of force pole 54 drive pressure pole 53 rotatory, because of pressure pole 53 and installation cover 52 threaded connection to make pressure pole 53 move down relatively the installation cover 52, thereby drive pressure and press and locate on massive structure 200, on the contrary, if need take off massive structure 200, then rotate application of force pole 54 along opposite direction can.

Preferably, in this embodiment, referring to fig. 7, one end of the pressure rod 53 is connected to the pressing block 51 by a snap, the pressing block 51 is provided with a slot 510, one end of the pressure rod 53 is convexly provided with a circle of clamping block 531, and the clamping block 531 can be clamped in the slot 510, so as to realize the fixed connection between the pressure rod 53 and the pressing block 51.

Preferably, in this embodiment, the other end of the pressure rod 53 is provided with a transversely through mounting groove 532, the force applying rod 54 transversely penetrates through the mounting groove 532 and is fixed on the pressure rod 53 by a fastener, and the length of the force applying rod 54 is long enough, so that the pressing component 5 can save labor when in use, and is convenient for manual adjustment.

Further, referring to fig. 1, in the present embodiment, the tooling fixture further includes a positioning component 6, and the positioning component 6 is used for positioning the block structure 200 when the block structure 200 is fixedly installed and is removable when the block structure 200 is completely installed. Here, the fixed installation of the block structure 200 mentioned above refers to the fixation of the first fixing member 2, the second fixing member 3 and the pressing member 5 to the block structure 200, and the specific principle is as follows: first mounting 2 and second mounting 3 all are connected with the magnetic circuit, and the magnetic circuit is the disconnection at the beginning, and first mounting 2 and second mounting 3 do not all have magnetism promptly, after first mounting 2, second mounting 3, push down subassembly 5 and locating component 6 carry out the complete positioning to blocky structure 200, open the magnetic circuit again for first mounting 2 and second mounting 3 have magnetism, and remove locating component 6. The reason for this design of the present embodiment is that in order to prevent the positioning member 6 from interfering with the processing of the block-shaped structure 200, the positioning member 6 must be removed after the block-shaped structure 200 is completely fixedly mounted.

Specifically, referring to fig. 1 and 6, the positioning assembly 6 includes a first leaning pile 61 and a second leaning pile 62, the first leaning pile 61 is vertically disposed on the installation base plate 1, the first leaning pile 61 is used for abutting against one side of the block structure 200 to form positioning of the block structure 200 along a first direction, the second leaning pile 62 is vertically disposed on the installation base plate 1, and the second leaning pile 62 is used for abutting against the other side of the block structure 200 to form positioning of the block structure 200 along a second direction. The first direction is perpendicular to the second direction, and the first leaning pile 61 and the second leaning pile 62 are respectively disposed on two adjacent sides of the block structure 200.

Generally, the positioning of the block-like structure 200 in the first direction only requires one first rest post 61, but in practice, it is also possible to provide second rest posts 62 on both sides in the first direction. Similarly, the second support posts 62 may be disposed on both sides in the second direction, which is not limited herein.

Referring to fig. 4, a plurality of insertion holes 12 are formed in the mounting base plate 1, each insertion hole 12 is distributed along a predetermined position, and each insertion hole 12 is used for selectively inserting a first support post 61 and a second support post 62 to position block structures 200 with different sizes. For example, the receptacles 12 are distributed along a hyperbolic curve in the area where the first rest 61 may be present, while the receptacles 12 are distributed along a U-shape in the area where the second rest 62 may be present.

The utility model also provides a non-standard square iron processing technology, including following step:

s10: cutting;

the cutting is to cut the raw material into a semi-finished product with the size basically consistent with that of the finished product and only the subsequent processing allowance is left through a sawing machine.

S20: milling the top surface and the bottom surface of the non-standard square iron through a vertical machining center;

s30: the non-standard square iron is clamped by the tool clamp, and the mounting base plate 1 is fixed in a horizontal machining center so as to perform side surface composite machining on the non-standard square iron.

Specifically, step S30 includes the following steps:

s31: firstly, the first fixing member 2 is set to be closed by magnetic force, then the block-shaped structure 200 is placed on the first fixing member 2, the block-shaped structure 200 is peripherally positioned through the first leaning pile 61 and the second leaning pile 62, then the pressing assembly 5 is pressed tightly from top to bottom to compact the block-shaped structure 200, the magnetism of the first fixing member 2 is opened, and finally the first leaning pile 61 and the second leaning pile 62 are removed, so that the block-shaped structure 200 is installed. It should be noted that the clamping manner of the two block structures 200 is the same as the above method, and the description thereof will not be repeated.

S32: the block structure 200 and the tool clamp are integrally transported and arranged in a horizontal machining center, and the mounting base plate 1 and the clamp plate are fixedly mounted through fasteners.

S33: calling a program and a cutter in horizontal machining to perform side surface composite machining on the block-shaped structure 200 respectively, wherein the side surface composite machining comprises milling four side surfaces, chamfering each ridge, and drilling a through hole and a screw hole 11 on two side surfaces (front and rear side surfaces in fig. 2).

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Frock clamp for massive structure's clamping processing, its characterized in that, frock clamp includes:

2. The tooling fixture of claim 1 wherein the tooling fixture is operable to simultaneously clamp two block structures, the two block structures being a first block structure and a second block structure, respectively;

3. The tooling fixture of claim 2, wherein the first and second block structures are square iron; the first fixing piece and the second fixing piece are both magnetic structures with magnetic upper and lower surfaces.

4. The tooling clamp of claim 1, wherein the mounting base plate is provided with a plurality of screw holes, and the mounting base plate is fixed on a jig plate of the horizontal machining center through a fastener.

5. The tooling fixture of claim 1 wherein the mounting bracket is a gantry bracket that is mounted on a diagonal of the mounting base plate.

6. The tooling fixture of claim 5, wherein the gantry support comprises:

7. The tooling clamp of claim 6, wherein the extension beam is provided with at least one mounting hole;

the push-down assembly includes:

the mounting sleeve is embedded in the mounting hole;

8. The tooling fixture of claim 1 further comprising a positioning assembly for circumferentially positioning the block structure when the block structure is fixedly mounted and for being removable when the block structure is fully mounted.

9. The tooling fixture of claim 8, wherein the positioning assembly comprises: