CN106239207A

CN106239207A - Face tool for processing

Info

Publication number: CN106239207A
Application number: CN201610697807.4A
Authority: CN
Inventors: 袁茂凯
Original assignee: TIANJIN AITIAN AUTO PARTS Co Ltd
Current assignee: Tianjin Chengtian New Energy Co ltd
Priority date: 2016-08-18
Filing date: 2016-08-18
Publication date: 2016-12-21
Anticipated expiration: 2036-08-18
Also published as: CN106239207B

Abstract

The invention provides face tool for processing, belong to Digit Control Machine Tool process equipment field, forward and backward positioning component, left and right positioning component and upper and lower positioning component, the both sides of workpiece can be clamped by described forward and backward positioning component, and rear positioning component can carry out inner support to the opening of workpiece while positioning, it is to avoid the deformation during clamping of both sides, prelocalization assembly is by hydraulic oil cylinder driving, clamping after can placing workpiece, lower positioning component is supported, and upper positioning component compresses.The present invention can realize location and the clamping of workpiece six direction, firm position and also positioning precision is high, be conducive to promoting machining accuracy.

Description

Face tool for processing

Technical field

The invention belongs to Digit Control Machine Tool process equipment field, especially relate to face tool for processing.

Background technology

In automobile manufacture industry, can run into the part process requirements of various shape, wherein numerous parts is because of shape portion Irregularly, the conventional clamp being suitable for is not had to meet machining center, the demand of location to be installed, if using other machine tools to join Closing manually processing, can be substantially reduced again machining accuracy and work efficiency, impact produces, and wherein the locating and machining of U-shaped workpiece is exactly One of them problem, existing frequently-used U-shaped part fixture be respectively the offside of U-tube part is clamped after again pipe fitting is added Work, but it is difficult to ensure that the pipeline of U-tube part is indeformable, in particular for thinner thickness and by the U-shaped part of certain depth for, In order to ensure machining accuracy, positioning fixture is even more important especially.

Summary of the invention

The problem to be solved in the present invention is to provide one can be accurately positioned and can guarantee that the indeformable processing of U-shaped workpiece is with controlling Tool.

For reaching above-mentioned purpose, the technical scheme is that and be achieved in that: face tool for processing, including turntable and folder Holding assembly, described turntable is fixed on the workbench of lathe by big base plate, and the stationary plane of described turntable is perpendicular to the described big end The upper surface of plate, described clamp assemblies is fixed on the stationary plane of described turntable and is driven by described turntable and rotates, described clamping Assembly includes supporting seat, and the rear of described support seat upper end is provided with locating rack, and front is provided with and pushes away cylinder, a left side for described support seat upper end Right both sides are also arranged with clamping cylinder, and the front end of described clamping cylinder is provided with clamping plate, described clamping plate be located at described locating rack and Described pushing away between cylinder, the minimum range between symmetrically arranged described clamping plate is consistent with the width of U-shaped workpiece to be clamped, described The left and right sides of upper end supporting seat is additionally provided with rotation hold-down cylinder, and described rotation hold-down cylinder is located at described clamping cylinder and described pushes away cylinder Between, the upper end of described rotation hold-down cylinder is provided with hold-down head, under clamped condition, and the lower surface of described hold-down head and U-shaped to be clamped The upper surface contact of workpiece is arranged.

Further, described turntable is provided with two stationary planes, and each stationary plane is arranged side by side described in all above being equipped with Clamp assemblies.

Further, described clamp assemblies also includes that base, described base are fixed on the stationary plane of described turntable, described Support seat and include that the first fixed plate and the second fixed plate, described first fixed plate and described second fixed plate are vertically arranged and are formed L shape, described first fixed plate is locked on described base admittedly, described second fixed plate vertically with described base and being horizontally disposed with, Described locating rack is located at the upper surface of described second fixed plate, and described clamping cylinder is installed in the left and right sides of described locating rack, institute Stating the upper end of the second fixed plate and be vertically provided with installing plate away from one end of described first fixed plate, described installing plate is provided with and pushes away Cylinder, described in push away the vertical plane at place, force-output shaft axis of cylinder and overlap with the vertical median plane of U-shaped workpiece to be clamped setting.

Further, described locating rack includes the supporting-core being arranged on front center and be symmetricly set on both sides first is determined Position boss, the front end of described supporting-core apart from the distance of described first fixed plate more than described first positioning boss apart from described the The distance of one fixed plate, the width of described supporting-core is consistent with the width of U-shaped workpiece openings to be clamped.

Further, the front end of described first positioning boss is additionally provided with the second positioning boss, and described second positioning boss becomes Corner is arranged and all rear end face with U-shaped workpiece to be clamped contacts setting.

Further, described in push away the front end of cylinder force-output shaft and be provided with and cut somebody's hair, described in cut somebody's hair coaxial with the described force-output shaft pushing away cylinder Arrange, described in cut somebody's hair away from described one end pushing away cylinder be cambered surface.

Compared with prior art, the present invention has the advantage that with good effect and is: 1, the present invention arranges the whole course of processing In all use machinery location, it is to avoid the error of artificial clamping, improve repetitive positioning accuracy, and then ensure that the essence of processing Degree, and drive and all use oil cylinder, clamping great efforts, clamping is firmly, stable and reliable for performance；2, the both sides of clamp assemblies use folder Tight cylinder positions, and lower end is supported location, and upper end is driven hold-down head to compress by rotating hold-down cylinder, and rear end is by locating rack Carrying out location to give, front end is carried out movement and the location of fore-and-aft direction by pushing away cylinder, and six direction positions, and positioning precision is high, and And the method that workpiece openings end uses supporting-core built-in carries out inner support, it is to avoid clamping process causes workpiece deform, favorably Lifting in machining accuracy.

Accompanying drawing explanation

The accompanying drawing of the part constituting the present invention is used for providing a further understanding of the present invention, and the present invention's is schematic real Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:

Fig. 1 is the top view of U-shaped workpiece of the present invention；

Fig. 2 is the front view of U-shaped workpiece of the present invention；

Fig. 3 is the front view that face of the present invention locating and machining assembly coordinates with big base plate；

Fig. 4 is the top view that face of the present invention locating and machining assembly coordinates with big base plate；

Fig. 5 is the left view that face of the present invention locating and machining assembly coordinates with big base plate；

Fig. 6 is the top view of face of the present invention locating and machining assembly；

Fig. 7 is the front view of face of the present invention locating and machining assembly；

Fig. 8 is the left view of face of the present invention locating and machining assembly；

Fig. 9 is the A portion detail drawing of face of the present invention locating and machining assembly；

Figure 10 is the present invention the first positioning boss and the structural representation of the second positioning boss cooperation；

Figure 11 is the front view that hole machined positioning component of the present invention coordinates with big base plate；

Figure 12 is the left view that hole machined positioning component of the present invention coordinates with big base plate；

Figure 13 is the front view of hole machined positioning component of the present invention；

Figure 14 is the top view of hole machined positioning component of the present invention.

Description of reference numerals:

The big base plate of 1-；2-key；3-turntable；31-stationary plane；4-clamping cylinder；41-clamping plate；5-locating rack；51-supporting-core； 52-the first positioning boss；53-the second positioning boss；6-base；7-supports seat；71-the first fixed plate；72-the second fixed plate； 8-rotates hold-down cylinder；81-hold-down head；9-installing plate；91-pushes away cylinder；92-cuts somebody's hair；10-guide table；21-drives oil cylinder；22-covers Plate；221-connecting rod；23-keyset；24-locating dowel: 25-positioning table；251-the first locating piece；252-the second locating piece； 253-positioning convex；26-positional cylinder；261-positioning head；27-limiting stand；271-cushion pad；272-pressure strip；273-limit convex Rise；60-U-shaped to be clamped workpiece；61-open end；62-inner side plane；63-medial plane；64-rear ends；65-inner arc Face.

Detailed description of the invention

It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can phases Combination mutually.

In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score, Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " are Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark The device or the element that show indication must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that right The restriction of the present invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicate or hint phase To importance or the implicit quantity indicating indicated technical characteristic.Thus, the feature defining " first ", " second " etc. can To express or to implicitly include one or more this feature.In describing the invention, except as otherwise noted, " multiple " It is meant that two or more, in the present invention, the just main tapping to numerical control machining center, uprights direction is " afterwards ", Main tapping direction is " front "；Left and right is also as benchmark.

In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition Concrete meaning in the present invention.

Below in conjunction with the accompanying drawings the specific embodiment of the present invention is elaborated.

As shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the present invention is face tool for processing, including face locating and machining assembly, hole machined Positioning component and big base plate 1, big base plate 1 is fixed on the workbench of lathe and is guided by key 2 therebetween, and face processes Positioning component and hole machined positioning component are each attached to the upper surface of big base plate 1, face locating and machining assembly and hole machined location group Part is for 60 two different process segments of U-shaped workpiece to be clamped；Face locating and machining assembly includes turntable 3 and clamp assemblies, turns Platform 3 is fixed on big base plate 1, and the stationary plane 31 of turntable 3 is perpendicular to the upper surface of big base plate, and clamp assemblies is fixed on turntable 3 Driving rotation, clamp assemblies to include supporting seat 7 on stationary plane 31 and by turntable 3, the rear supporting seat 7 upper end is provided with locating rack 5, The front end face of locating rack 5 contacts setting with the open end 61 of U-shaped workpiece 60 to be clamped, and support seat front is provided with and pushes away cylinder 91, pushes away Cylinder 91 contacts setting with the rear ends 64 of U-shaped workpiece 60 to be clamped, and the left and right sides supporting seat 7 upper end is also arranged with clamping Cylinder 4, the front end of clamping cylinder 4 is provided with clamping plate 41, and clamping plate 41 is located at locating rack 5 and pushes away between cylinder 91, symmetrically arranged clamping Minimum range between plate 41 is consistent with the width of U-shaped workpiece 60 to be clamped, i.e. the minimum range between clamping plate 41 with two Distance between medial plane 63 is consistent, it is ensured that the fastness of clamping；The left and right sides of the upper end supporting seat 7 is additionally provided with rotation pressure Tight cylinder 8, rotates hold-down cylinder 8 and is located at clamping cylinder 4 and pushes away between cylinder 91, and the upper end rotating hold-down cylinder 8 is provided with hold-down head 81, clamps shape Under state, the lower surface of hold-down head 81 contacts setting with the upper surface of U-shaped workpiece 60 to be clamped, and total achieves U to be clamped Shape workpiece 60 is in the location of up, down, left, right, before and after six direction, it is ensured that firm position and positioning precision.

Preferably, as shown in Figure 4, turntable 3 is provided with two stationary planes 31, and each stationary plane 31 is arranged side by side all above all It is provided with clamp assemblies, once shuts down and two workpiece can be installed, complete the processing of two workpiece simultaneously, reduce the number of times shut down, carry Rise the efficiency of processing.

Preferably, as shown in Figure 8, clamp assemblies also includes that base 6, base 6 are fixed on the stationary plane 31 of turntable 3, Support seat 7 includes that the first fixed plate 71 and the second fixed plate 72, the first fixed plate 71 and the second fixed plate 72 are vertically arranged and form L Shape, the first fixed plate 71 is locked on base 6 admittedly, the second fixed plate 72 vertically with base 6 and being horizontally disposed with, locating rack 5 is located at The upper surface of the second fixed plate 72, clamping cylinder 4 is installed in the left and right sides of locating rack 5, and the upper end of the second fixed plate 72 is away from One end of one fixed plate 71 is vertically provided with installing plate 9, and installing plate 9 is provided with and pushes away cylinder 91, pushes away the place, force-output shaft axis of cylinder 91 Vertical plane overlap with the vertical median plane of U-shaped workpiece 60 to be clamped setting, be centrally located, uniform force, clamp more stable； It is highly preferred that the upper surface of the second fixed plate 72 is additionally provided with guide table 10, fore-and-aft direction guide table 10 is located at and pushes away cylinder 91 and location Between frame 5, left and right directions, guide table 10 is located at symmetrically arranged two and rotates between hold-down cylinder 8, the upper surface essence of guide table 10 Processing and milled processed.

Preferably, locating rack 5 includes the supporting-core 51 being arranged on front center and is symmetricly set on the first location of both sides Boss 52, the distance of front end distance first fixed plate 71 of supporting-core 51 is more than first positioning boss 52 distance the first fixed plate 71 Distance, the width of supporting-core 51 is consistent with the width of U-shaped workpiece 60 opening to be clamped, i.e. the both sides of supporting-core 51 and inner side is put down Face 62 contacts, and plays certain supporting role, it is to avoid workpiece causes U-shaped workpiece 60 to be clamped to deform after the Set and Positioning of both sides, And then promoting the precision of processing, it is to avoid processing deforms because of workpiece, the qualification rate of improving product；It is highly preferred that supporting-core 51 Front end is the circular arc of indent, and the diameter of interior concave arc is identical with the diameter of the inside cambered surface 65 of U-shaped workpiece 60 to be clamped, and fills Under clip-like state, interior concave arc overlaps with internal cambered surface 65 settings, to a certain extent the answering of generation during link both sides clamping and positioning The force deformation impact on incision position.

Preferably, as illustrated in fig. 7 and fig. 10, the front end of the first positioning boss 52 is additionally provided with the second positioning boss 53, and second Positioning boss 53 becomes corner to arrange and all rear ends 64 with U-shaped workpiece 60 to be clamped contacts setting, is connect in large-area face Thixotroping is changed to the little contact area of corner, while reducing difficulty of processing, advantageously ensures that U-shaped workpiece 60 to be clamped is arranged flat Face degree.

Preferably, as it is shown in figure 9, the front end pushing away cylinder 91 force-output shaft is provided with and cuts somebody's hair 92, cut somebody's hair 92 with the force-output shaft pushing away cylinder 91 Being coaxially disposed, cutting somebody's hair 92 is cambered surface away from the one end pushing away cylinder 91, and cambered surface contacts with rear ends 64 and contacts into line face, frictional force Little, the outer surface of U-shaped workpiece 60 to be clamped will not be produced impression, it is to avoid part is destroyed by clamping process.

As is illustrated by figs. 11 and 12, hole machined positioning component includes limiting stand 27, the positioning table being admittedly locked on big base plate 1 25, positional cylinder 261 and driving oil cylinder 21, limiting stand 27 and positional cylinder 261 are located at the two ends of U-shaped workpiece 60 longitudinal direction to be clamped, limit Position platform 27 contacts setting with U-shaped workpiece 60 to be clamped, and positional cylinder 261 stretches out and contacts setting with U-shaped workpiece 60 to be clamped under state, Positioning table 25 is located at lower end and the two contact setting of U-shaped workpiece 60 to be clamped, drives oil cylinder 21 driving pressure cladding plate 22 and waits to press from both sides The movable contact in upper surface of tight U-shaped workpiece 60 is arranged, and positions up and down simultaneously, carries out location, left and right, it is ensured that in vertical direction The processing in hole, registration is firm, good stability.

Preferably, as shown in figure 13, limiting stand 27 be provided with near one end of positional cylinder 261 supporting setting cushion pad 271, Pressure strip 272 and spacing preiection 273, cushion pad 271 is located between pressure strip 272 and limiting stand 27, and spacing preiection 273 is located at pressure Contact setting on tight plate 272 and with U-shaped workpiece 60 to be clamped, bump contact location is converted to little contact area location, fall The difficulty of low processing, and the point location of beneficially workpiece, more precisely；The positional cylinder of cushion pad 271 and the other end is set 261 are equipped with, and can realize certain buffering during clamping, it is to avoid after positional cylinder 261 motion, workpiece and spacing preiection The hard contact of machinery, the probability of reduction surface damage is produced during 273 compressions.

Preferably, as shown in figure 14, the quantity of spacing preiection 273 is two, two spacing preiection 273 U the most to be clamped The longitudinal center plane of shape workpiece 60 is symmetrical arranged, and the quantity of positional cylinder 261 is two, two positional cylinder 261 U-shapeds the most to be clamped The longitudinal center plane of workpiece 60 is symmetrical arranged, and symmetrical structure is more uniformly stressed, and clamping is firmly, reliable and stable.

Preferably, positioning table 25 includes the first locating piece 251, the width of the first locating piece 251 and U-shaped workpiece 60 to be clamped A/F consistent, i.e. consistent with the spacing of two inner side plane 62, play inner support effect, the both sides of locating piece 251 Being arranged with the second locating piece 252, the height of the second locating piece 252 is less than the height of the first locating piece 251, the second locating piece The upper end of 252 is provided with two positioning convex 253 of scattering device, and positioning convex 253 contacts setting with end plane 61,

Preferably, cover one end of plate 22 hinged with the force-output shaft driving oil cylinder 21, cover plate 22 with drive oil cylinder 21 it Between be additionally provided with connecting rod 221, connecting rod 221 one end with to cover plate 22 hinged near the end driving oil cylinder 21, the other end with drive The upper surface of dynamic oil cylinder 21 is hinged, covers plate 22 and is provided with keyset 23, keyset 23 times away from the lower end driving oil cylinder 21 one end The two ends in portion are provided with locating dowel 24, and the lower surface of locating dowel 24 is arc and the upper surface with U-shaped workpiece 60 to be clamped contacts and sets Put, the cambered design of locating dowel 24 lower end, the face, face of two workpiece is converted to the contact of line face, reduces friction, it is to avoid treat The contact of clamping U-shaped workpiece 60 frays；It is highly preferred that the 23 of keyset are centrally positioned in the upper surface of U-shaped workpiece 60 to be clamped, And keyset 23 is angularly disposed, the longitudinal centre line of keyset 23 is 45 with the longitudinal center plane angle of U-shaped workpiece 60 to be clamped Degree, angularly disposed in the case of, the interval of two locating dowels 24 is relatively big, covers effect more stable.

During actual use, big base plate 2 is fixed on the workbench of lathe by first-selection, and arranges between Key guides, it is ensured that the positioning precision of installation, is then fixed on big base plate 2 by turntable 3, then installs two clamping groups Part, is placed on the upper surface of guide table 10 by U-shaped workpiece 60 to be clamped, and the above coating butter of guide table 10 reduces frictional force, Then starting and push away cylinder 91, cutting somebody's hair 92 contacts with back flat 64, drives U-shaped workpiece 60 rearward movement to be clamped, completes end flat The setting that contacts of face 61 and the second positioning boss 53, completes the setting that contacts of supporting-core 51 and inner side plane 62 simultaneously, forward and backward and After lower three directions have positioned, starting and rotate hold-down cylinder 8, hold-down head 81 has rotated U-shaped workpiece 60 to be clamped after rising The location of upper end, finally starts clamping cylinder 4, and clamping plate 41 completes the location to medial plane 63, is finally completed six direction Location and inner support, registration and avoid pinching deformation, clamping carries out the processing in inner arc face 65 after completing, processing After completing, U-shaped workpiece 60 to be clamped is taken off, be installed on hole machined assembly, on hole machined assembly, U-shaped workpiece 60 to be clamped Open Side Down and horizontally set, and end plane 61 contacts setting with positioning table 51, and open end 61 contacts setting with positioning convex, One end contacts setting with spacing preiection, then starts positional cylinder 26, and positioning head 261 sets with the end thereof contacts of clamping U-shaped workpiece 60 Put, thus complete the location of left and right directions, finally start and drive oil cylinder 21, drive to cover plate 22 and rotate, it is ensured that locating dowel 24 is pressed Tight rear ends 24, thus complete the processing in hole in rear ends 24, registration, favorably promote machining accuracy, whole processing Process all uses machinery location, it is to avoid the error that manual operation brings, it is ensured that repetitive positioning accuracy, improves part processing Precision, concordance and qualification rate.

Above one embodiment of the present of invention is described in detail, but described content has been only the preferable enforcement of the present invention Example, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement Deng, within all should still belonging to the patent covering scope of the present invention.

Claims

1. a tool for processing, it is characterised in that: including turntable (3) and clamp assemblies, described turntable (3) passes through big base plate (1) Being fixed on the workbench of extra bed, the stationary plane (31) of described turntable (3) is perpendicular to the upper surface of described big base plate (1), described Clamp assemblies is fixed on the stationary plane (31) of described turntable (3) and above and is driven rotation, described clamp assemblies bag by described turntable (3) Including support seat (7), the rear of described support seat (7) upper end is provided with locating rack (5), and front is provided with and pushes away cylinder (91), described support seat (7) left and right sides of upper end is also arranged with clamping cylinder (4), and the front end of described clamping cylinder (4) is provided with clamping plate (41), described folder Tight plate (41) is located at described locating rack (5) and described pushes away between cylinder (91), between symmetrically arranged described clamping plate (41) Small distance is consistent with the width of U-shaped workpiece to be clamped, and the left and right sides of the upper end of described support seat (7) is additionally provided with rotation hold-down cylinder (8), described rotation hold-down cylinder (8) is located at described clamping cylinder (4) and described pushes away between cylinder (91), described rotation hold-down cylinder (8) Upper end is provided with hold-down head (81), and under clamped condition, the lower surface of described hold-down head (81) connects with the upper surface of U-shaped workpiece to be clamped Touch and arrange.

The most according to claim 1 tool for processing, it is characterised in that: described turntable (3) is provided with two stationary planes (31), each stationary plane (31) is arranged side by side and is equipped with described clamp assemblies all above.

The most according to claim 1 tool for processing, it is characterised in that: described clamp assemblies also includes base (6), institute Stating base (6) to be fixed on the stationary plane (31) of described turntable (3), described support seat (7) includes the first fixed plate (71) and Two fixed plates (72), described first fixed plate (71) and described second fixed plate (72) be vertically arranged and formed L shape, and described One fixed plate (71) is locked on described base (6) admittedly, and described second fixed plate (72) vertically sets with described base (6) and level Putting, described locating rack (5) is located at the upper surface of described second fixed plate (72), and described clamping cylinder (4) is installed in described locating rack (5) the left and right sides, the upper end of described second fixed plate (72) is vertically provided with peace away from one end of described first fixed plate (71) Dress plate (9), described installing plate (9) is provided with and pushes away cylinder (91), described in push away cylinder (91) place, force-output shaft axis vertical plane with The vertical median plane of U-shaped workpiece to be clamped overlaps and arranges.

The most according to claim 3 tool for processing, it is characterised in that: described locating rack (5) includes being arranged on front end The supporting-core (51) at middle part and be symmetricly set on first positioning boss (52) of both sides, the front end of described supporting-core (51) is apart from institute The distance stating the first fixed plate (71) is more than described first positioning boss (52) distance apart from described first fixed plate (71), institute The width stating supporting-core (51) is consistent with the width of U-shaped workpiece openings to be clamped.

The most according to claim 4 tool for processing, it is characterised in that: the front end of described first positioning boss (52) is also Be provided with the second positioning boss (53), described second positioning boss (53) become corner to arrange and all with the rear end of U-shaped workpiece to be clamped Face contact is arranged.

The most according to claim 3 tool for processing, it is characterised in that the front end pushing away cylinder (91) force-output shaft described in: is provided with Cut somebody's hair (92), described in cut somebody's hair (92) be coaxially disposed with the described force-output shaft pushing away cylinder (91), described in cut somebody's hair (92) push away cylinder away from described (91) one end is cambered surface.