CN2146338Y

CN2146338Y - Three-dimensional working table

Info

Publication number: CN2146338Y
Application number: CN 93201135
Authority: CN
Inventors: 柏仁林
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-01-07
Filing date: 1993-01-07
Publication date: 1993-11-17
Anticipated expiration: 2003-01-07

Abstract

The utility model relates to a three-dimensional working table used for the grinding machine, which overcomes the defect that the related angle of the working table can not be adjusted by the gauge block within some limited minimum angle range existing in the prior art. Both ends of the pressing shaft are designed into micro convex-shaped, the working part of the micro convex-shaped filling gauge block of the pressing shaft doesn't contact the surface under the pressing shaft. The poking plate used for the differential adjusting index plate doesn't contact the positioning post, and the positioning post is designed into stepped shaft-shaped.

Description

Three-dimensional working table

The utility model relates to the workbench that uses on a kind of lathe, the three-dimensional working platform that uses on particularly a kind of grinding machine.

In the metalworking field, grinding then is the critical process that guarantees the parts machining accuracy.When plane such as the angle of the relevant parts of grinding, tapering or bulk and shape, because the workbench that uses in the processing from going up existing deficiency in adjusting, guarantees that with regard to being difficult to the parts of processing adhere to specification like this.More particularly, the main cause that causes this form and position tolerance not reach requirement is exactly: the angle adjustment of workbench is that the means that depend on filling slip gauge between base and rebound realize, and the last item that assembles on the common rebound is directly to contact with base, clog if will use slip gauge, the thickness of a slip gauge then must raise at the last item place between rebound and the base, this also must cause its angle to change being since a limited minimum angles β (general: β＞0 ° 30 '), and for must in less than the angular range of this angle beta, carry out angle adjustment the time, just can't realize.There is this defective too in the adjustment of using in its indexing mechanism.

The purpose of this utility model is to provide a kind of also can carry out angle adjustment in greater than the minute angle scope of zero degree, and again can be with the well secured three-dimensional working platform of living of this angle after angle adjustment.

To achieve these goals, the technical solution that the utility model adopts is: a kind of three-dimensional working platform, it has square and can link with a grinding machine table top base (1), be superimposed with rebound (2) and deck plate (3) on the base (1), wherein in adjacent both sides, the hinged connection between base (1) and rebound (2), rebound (2) and the deck plate (3), base (1) can rotate around its hinged axis with respect to rebound (2) with respect to rebound (2), deck plate (3); Go up and an any side adjacent in the side with above-mentioned two hinged places is fixed with support plate (6) at base (1), support plate (6) is provided with and can rotates and the corresponding clamping plate that adjust (7), (8) with rebound (2) and deck plate (3); Deck plate (3) is provided with the index dial (30) that can wind perpendicular to mandrel (29) rotation of deck plate (3), and be used to stir and calibration dish (30) dialled plate (28), dial plate (28) working edge pass through the heart among the mandrel (29) along long line, be positioned at this working edge one side on the deck plate (3) and be provided with the core reference column (31) parallel with the axle core of mandrel (29), special feature of the present utility model is: described clamping plate (7), (8) plate face is positioned at rebound (2) with respect to base (1), deck plate (3) can form the open side of angle with respect to rebound (2), by clamping plate (7), (8) go up set bolt (11), (12) with base (1) and rebound (2) and the relative tightening of deck plate (3); Side at above-mentioned clamping plate (7), (8) place, face is provided with last item (4), (5) under rebound (2) and the deck plate (3), the longitudinal profile of last item (4), (5) shows groove shape, last item (4) two ends protuberance and base (1) and last item (5) two ends protuberance and rebound (2) be when contacting, and the active section plano-concave position of the filling slip gauge of last item (4) is separated with the same position and the rebound (2) of base (1), last item (5) respectively; Described reference column (31) is the cylinder of a step.

Advantage and technological progress that the utility model compared with prior art has mainly show: the shape of dimpling is arranged at the last item two ends, distance between the working position of its nick and the plate face below it is more than or equal to the thickness of a slip gauge, when the slip gauge of minimum gauge is filled in, angle between base and rebound or rebound and the table top is zero, and can begin to adjust from zero degree, thereby overcome the defective that can't use slip gauge to adjust in a certain limited minimum angles β that exists in the prior art (general β〉the 0 ° 30 ') scope, equally also overcome the same defective that exists in the indexing mechanism; Location in the utility model clamps and is finished by two clamping plate, and two clamping plate are to be separately positioned on joint bolt set on the same support plate and the knuckle support, by adjusting the position of clamping plate, so that it is on the correct operating position, can make things convenient for like this and also the position of securely rebound or deck plate clamping being adjusted fixing on.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is that the K of Fig. 1 is to view;

Fig. 4 is the vertical view at support plate (6) position among Fig. 1;

Fig. 5 is the B--B cutaway view among Fig. 2;

Fig. 6 is another enforcement structure chart of last item among Fig. 5.

Mark among the figure: (1) base; (2) rebound; (3) deck plate; (4), (5) last item; (6) support plate; (7), (8) clamping plate; (9) joint bolt; (10) knuckle support; (11), (12), (14), (16) bolt; (13), (15) nut; (17) double-screw bolt; (18), (20) hinge stent; (19), (21) rotating shaft; (22), (23) sleeve gasket; (24), (25) bolt; (26), (27) nut; (28) dial plate; (29) mandrel; (30) index dial; (31) reference column.

Below in conjunction with drawings and Examples the utility model is done further to describe in detail.

The structural representation that is provided by accompanying drawing 2 as seen, base (1) and rebound (2) are by hinge stent (18) and the hinged connection of rotating shaft (19), rebound (2) can rotate around this rotating shaft (19), last item (4) is located at the opposite side that rotating shaft (19) were gone up and be positioned to rebound (2), referring to accompanying drawing 1, rebound (2) and deck plate (3) are by hinge stent (20) and the hinged connection of rotating shaft (21), be provided with last item (5) at its relative opposite side, simultaneously as seen by Fig. 1 and Fig. 2, clamping plate (7), (8) be arc, have the hole of arc on the plate face, its plate face lays respectively at a side at last item (4) and last item (5) place.In the accompanying drawing 3, index dial (30) is located at deck plate (3) and goes up and can rotate around mandrel (29), go up set fixation mechanism and can link by same index dial (30) by dialling plate (28),, be positioned at and be provided with reference column (31) on the deck plate (3) in working edge one side of index dial (30).

What Fig. 4 provided is the structure chart at support plate (6) position, as seen from the figure, joint bolt (9) is installed in the set double-screw bolt (17) of an end of support plate (6) and goes up and fixed by nut (15), clamping plate (7) link by nut (13) and joint bolt (9), unscrew nut (13), (15), can adjust the position of clamping plate (7); Angle steel shape knuckle support (10) links by bolt (16) and support plate (6), and bolt (14) is connected in clamping plate (8) on the knuckle support (10), and the control method of two clamping plate (7), (8) is identical.

Last item (4), (5) both structures and effect are identical, existing with the structure that provides among Fig. 5 last item (4) being described earlier.Last item (4) is designed to the step shape shaft, its two ends are big, the middle part is thinner, show dumb-bell shape, for the ease of being installed on the rebound (2), fall an arc column face along the truncation of axial length direction, the good subsides together and by two bolts (24) of this plane and rebound (2) is associated in it on rebound (2).Last item (4) also can be made the structure that two ends are provided with sleeve gasket (22), see accompanying drawing 6, two sleeve gaskets (22) directly are sleeved on the two ends of last item (4), and it is both are fastening by bolt (26), its purpose is to separate with base (1) for the working position that makes the last item (4) of clogging slip gauge equally, because the normally minimum thickness of existing slip gauge is δ=1mm(± 0.0002), therefore, no matter be the version of step axle or the form that two ends add sleeve gasket (22), make the working position of last item (4) and the distance between the base (1) guarantee size or equal 1mm to get final product.With reference to the accompanying drawings 6, the sleeve gasket (23) that last item (5) two ends add connects by bolt (27), and last item (5) links by bolt (25) and deck plate (3).

Based on the above, in Fig. 2, the difference of the large and small radius of the step post of reference column (31) is also more than or equal to 1mm.

In use, when needing the angle differential to adjust, only need between group plate (28) and reference column (31), filling add slip gauge.Clamping tools such as can also connecting vice on scroll chuck, the deck plate (3) can be installed on the index dial (30) come fixation parts to be processed.Simultaneously, adjust the rebound (2) of workbench, the operating position of deck plate (3), just can process by the designing requirement of part.

In addition, because when workbench did not use at ordinary times, last item (4), (5) were noncontacts with rebound (2) or base (1), so the precision of the working position of last item (4), (5) can keep for a long time.

Claims

1, a kind of three-dimensional working platform, it has a square base (1) that can link with the grinding machine body, stack is provided with rebound (2) and platen (3) on it, wherein in adjacent both sides, and hinged connection the between base (1) and rebound (2), rebound (2) and the deck plate (3); In an any side adjacent with above-mentioned two hinged sides, base (1) is provided with support plate (6), and support plate (6) is provided with adjustable clamping plate (7), (8); Deck plate (3) be provided with the index dial (30) that can rotate around mandrel (29) and be used to stir with fixation index dial (30) dial plate (28), dial plate (28) working edge pass through the heart among the mandrel (29) along long line, be positioned at this working edge one side on the deck plate (3) and be provided with the core reference column (31) parallel with the axle core of mandrel (29), it is characterized in that: described clamping plate (7), (8) plate face lays respectively at rebound (2) with respect to base (1), deck plate (3) can form the open side of angle with respect to rebound (2), by clamping plate (7), (8) go up set bolt (11), (12) with base (1) and rebound (2) and the relative tightening of deck plate (3); Side at above-mentioned clamping plate (7), (8) place, face is provided with last item (4), (5) under rebound (2) and the deck plate (3), the longitudinal profile of last item (4), (5) shows fluted body, last item (4) two ends protuberance and base (1) and last item (5) two ends protuberance and rebound (2) are when contacting, and the active section plano-concave position of the filling slip gauge of last item (4), (5) is separated with base (1), rebound (2) respectively; Described reference column (31) is the step post of a reducing.

2, three-dimensional working platform according to claim 1 is characterized in that: above-mentioned clamping plate (7) link by knuckle support (10) and support plate (6) by joint bolt (9), clamping plate (8).

3, three-dimensional working platform according to claim 1, it is characterized in that: described last item (4), (5) are big, the middle little step axles in two ends, and go the formed planar portions of an arc column face to fit and by screw (24), (25) it is linked with rebound (2), deck plate (3) respectively along the truncation of axial length direction.

4, three-dimensional working platform according to claim 3 is characterized in that: the step-like two ends by axle of last item (4), (5) add sleeve gasket (22), (23) and form.