CN102554342B

CN102554342B - Clamping structure of circular sawing machine

Info

Publication number: CN102554342B
Application number: CN201210007100.8A
Authority: CN
Inventors: 徐秀芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-01-11
Filing date: 2012-01-11
Publication date: 2014-01-29
Anticipated expiration: 2032-01-11
Also published as: CN102554342A

Abstract

The invention provides a clamping structure of a circular sawing machine. The clamping structure comprises a platform, a steering base, a positioning device and a clamping device, wherein the steering base is in a spherical bowl shape on the whole, a hole matched with the outer spherical bowl surface of the steering base and capable of bearing the steering base is arranged on the platform, the steering base is arranged in the hole of the platform, the steering base is rotatably positioned at a rotating position through the positioning device in the hole, and the clamping device is arranged on the steering base and rotates synchronously along with the steering base. According to the clamping structure, the rotation of the clamping structure in the vertical direction is realized by the steering base, the translation of the clamping structure in the horizontal direction is realized by a translation plate, and the rotation of the clamping structure in the horizontal direction is realized by a rotating shaft, therefore, on the whole, the clamping structure can adjust the angle universally, the shape and species of products that can be clamped by the circular sawing machine are enriched, and the clamping of a notch with a special angle is realized.

Description

A kind of clamp structure of circular sawing machine

Technical field

The present invention relates to a kind of clamp structure, particularly, relate to a kind of clamp structure of circular sawing machine.

Background technology

Existing circular sawing machine is generally at the vertical slideway cutter of advancing and retreat up and down, and realizes the clamping position of product for sawing by a clamp structure, and head can left rotation and right rotation, carries out angle and accurately cuts sth. askew or groove milling, is particularly suitable for the cutting work of pipe fitting and section bar.But common circular sawing machine is when carrying out special clamping or have special sawing to require, need other Custom Design, while particularly forming the otch of special angle or the pipe fitting of clamping special shape, for example, while forming the angular cut 51 of the elbow member 5 shown in Fig. 7 and Fig. 8, just very difficult when carrying out sawing work by common circular sawing machine.

A kind of improvement as the clamp structure of traditional round saw, Chinese Patent Application No. is that the < < improved structure of fixture of circular sawing machine > > of CN01201525.3 has disclosed a kind of such structure: a kind of improved structure of fixture of circular sawing machine, it is characterized in that, it includes: a workbench, has a guide channel and a grooving on its work top; One supporter, be axle pivot on this workbench, it has one for treating the barricade of sawing workpieces by establishing, and this supporter is provided with a chute, this chute is also overlapping with the guide channel of this workbench; One pilot pin is to place the chute of this supporter and the guide channel of this workbench simultaneously; One yoke frame is that this is treated to sawing workpieces provides the strength of a pushing that this workpiece is clamped between this yoke frame and this supporter.Although the improved structure of fixture of circular sawing machine that this patent provides can be realized the conversion of clamping angle in the vertical direction, and can measure the holding angle on vertical direction.But this patent still exists the problems referred to above, therefore need to do to improve further.

Summary of the invention

The problem to be solved in the present invention is: for the problem of above-mentioned existence, provide a kind of good clamping effect, the easy to operate clamp structure that can clamp the circular sawing machine that difform bend pipe and straight tube, cooperation circular sawing machine or cutting machine cutting form.

According to a further aspect in the invention, also provide a kind of and can clamp difform bend pipe and straight tube, and coordinate circular sawing machine or cutting machine cutting to form the clamp structure of the circular sawing machine of difformity and angle otch.

The technical solution adopted in the present invention is: the clamp structure that a kind of circular sawing machine is provided, comprise platform, turn to base, positioner and clamping device, it is described that to turn to base to be on the whole a ball bowl-shape, on described platform, have match with the described ectosphere bowl face that turns to base and can support described in turn to the cavity of base, described turning in the cavity that base is arranged on described platform, the described base that turns to is to be positioned at a turned position rotationally and by described positioner in described cavity, described in described clamping device is arranged on, turn on base and with the described base that turns to and synchronously rotate.

For simple and reliable the location that turns to base of realizing, described positioner comprises locating rack and lower locating rack, described upper locating rack is sticked on the described inner surface that turns to base, the described center that turns to base has one and turns to base cavity, described upper locating rack is connected by the described base cavity that turns to the center of lower locating rack, distance between described upper locating rack and lower locating rack is to turn to base described in adjustable ground and described upper locating rack can clamp downwards, and the outer rim of described lower locating rack and described platform fix; This turns to base effectively to clamp and turns to base, and can unclamp at any time and turn to base and do not affect and turn to base and rotate, and turns to the slewing area of base also can, by turning to the restriction of base cavity, avoid turning to base ovdersteering.

Preferably, described upper locating rack comprises at least two locating dowels, and the locating dowel of described upper locating rack can prop up downwards and the described inner surface that turns to base; Can either guarantee to turn to like this clamping of base, and have the material that has reduced upper locating rack, dwindle upper locating rack and the contact area that turns to base, the in the situation that of same chucking power, clamping position better effects if.

Particularly, the lower central of described upper locating rack is provided with a screwed connecting axle, the center of described lower locating rack has through hole, described in described connecting axle passes, turn to the through hole of base cavity and described lower locating rack and by a nut, described upper locating rack and lower locating rack be connected and fixed, by connecting axle, just can fix/unclamp locating rack to turning to the clamping of base, very simple and reliable.

For fear of the weight impact that turns to base, turn to the rotation of base, the edge of described platform in described cavity is provided with at least two bracing or strutting arrangements, described bracing or strutting arrangement comprises and is opened in the cavity of described empty edge and is arranged on ball and the elastic device in described cavity, the shape of described cavity and described ball match, described ball is arranged on rotationally in described cavity and described in touching, turns to the ectosphere bowl face of base, and described elastic device pad is located at described ball below; Be equivalent to like this, below turning to base, a resiliency supported and tourelle are set, in order to make to turn to base to there is enough stability and crushing resistance, and can meet the circular sawing machine of size increasing or the matching requirements of workpiece turns to the general volume of base, quality greatly and adopts the higher material of hardness to make, for example of iron, steel, make, therefore bracing or strutting arrangement has guaranteed to turn to base when releasing orientation, still can successfully rotate, can be because of affecting precision with platform fretting wear yet.

Preferably, described cavity is and described circle or the regular polygon that turns to spherical outside surface that base contacts to match on the whole; Turn to like this base just can be placed on and turn on base safely, and realize the rotation that turns to base.

According to a further aspect in the invention, described clamping device comprises Tongs device attached to crane for ship building and translation plates, described in being arranged on, described translation plates turns on base, described translation plates is provided with a translation groove, and described Tongs device attached to crane for ship building is positioned in described translation plates and can be slided or location by relatively described translation groove by described translation groove; So both realized clamp structure and will treat that sawing evened movement in the horizontal direction out.

According to another aspect of the invention, described Tongs device attached to crane for ship building bottom surface center is provided with turning cylinder, and described Tongs device attached to crane for ship building can be rotatably set in described translation groove by described turning cylinder; Particularly, the turning cylinder at the bottom surface center of described Tongs device attached to crane for ship building is provided with screw thread, and described turning cylinder fixes described Tongs device attached to crane for ship building and described translation plates by a nut through described translation groove; So both realized clamp structure and will treat that sawing evened rotation in the horizontal direction out.

Further, in translation plates, be also provided with the locating piece of adjustable position; Thereby coordinate clamp to treat sawing product auxiliary positioning, thereby make the pipe fitting of special shape, for example, there is the pipe fitting of bent angle, can clamp reliably firmly, facilitate circular sawing machine to carry out the sawing work of special angle otch.

Compared with prior art, the clamp structure of circular sawing machine provided by the invention is by turning to base to realize the rotation of clamp structure in the vertical direction, can be by turning to the center of base to carry out the conversion of all angles on vertical direction thereby realize clamp structure, and angle of rotation can regulate as required, thereby in special clamping or while having special sawing requirement, while particularly forming the otch of special angle or the pipe fitting of clamping special shape, can complete sawing by circular sawing machine and work; The clamp structure of circular sawing machine provided by the invention is realized clamp structure translation in the horizontal direction by translation plates, by turning cylinder, realize clamp structure rotation in the horizontal direction, therefore make on the whole this clamp structure become the clamp structure of universal adjustment angle, enriched the shape kind of the product that circular sawing machine can clamp and realized the clamping work of special angle otch.

Accompanying drawing explanation

The upper structure schematic diagram of the clamp structure of the circular sawing machine providing in the embodiment of the present invention is provided Fig. 1.

Fig. 2 shows the lower structure schematic diagram of Fig. 1.

Fig. 3 shows the cutaway view of Fig. 1.

Fig. 4 shows the part parts exploded perspective view of Fig. 1.

Fig. 5 shows another part parts exploded perspective view of Fig. 1.

Fig. 6 shows the parts exploded perspective view of Fig. 1.

Fig. 7 shows the structural representation after a kind of bend pipe cutting.

Fig. 8 shows another structural representation of Fig. 7.

The specific embodiment

Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention:

Embodiment: as shown in Figures 1 to 6, the clamp structure of the circular sawing machine in the present embodiment, comprise platform 1, turn to base 2, positioner 3 and clamping device 4, by turning to base 2, realize the rotation of clamp structure in the vertical direction, by translation plates 42, realize clamp structure translation in the horizontal direction, by turning cylinder 411, realize clamp structure rotation in the horizontal direction, therefore this clamp structure is a kind of clamp structure of universal adjustment angle on the whole.In the present embodiment, clamp structure clamps by manual steering dish, can certainly adopt in addition the mode such as electronic to clamp.

On platform 1, have and match with the ectosphere bowl face that turns to base 2 and can support the cavity 11 that turns to base 2, cavity 11 is circle or the regular polygon matching with the spherical outside surface that turns to base 2 to contact on the whole, certainly also adopts other can support the shape that turns to base 2.Platform 1 is provided with at least two bracing or strutting arrangements 12 in the edge in cavity 11, bracing or strutting arrangement 12 comprises and is opened in the cavity 121 of empty 11 edges and is arranged on ball in cavity 122 and elastic device 123, the shape of cavity 121 and ball 122 match, ball 122 is arranged on rotationally in cavity 121 and touch the ectosphere bowl face that turns to base 2, elastic device 123 pads are located at ball 122 belows, the present embodiment Elastic device 123 is springs, can certainly be spring leaf or other elastic mechanisms.

Turn to base 2 to be arranged in the cavity 11 of platform 1, turn to base 2 to be on the whole a ball bowl-shape, turn to the center of base 2 to have one and turn to base cavity 21, turn to base 2 is to be positioned at a turned position rotationally and by positioner 3 in cavity 11.Positioner 3 comprises locating rack 31 and lower locating rack 32, upper locating rack 31 is sticked and is turning on the inner surface of base 2, upper locating rack 31 with lower locating rack 32 center by turning to base cavity 21 to be connected, the distance of upper locating rack 31 between lower locating rack 32 is that adjustable ground and upper locating rack can clamp and turn to base 2 downwards together with platform 1, and the outer rim of lower locating rack 32 and platform 1 fix.Upper locating rack 31 and lower locating rack 32 comprise respectively three locating dowels 33, the locating dowel 33 of upper locating rack 31 and the shape that turns to the contact-making surface of base 2 be match with the ball bowl face being in contact with it that turns to base 2 and when upper locating rack 31 moves down, can prop up downwards and the inner surface that turns to base 2, locating dowel 33 respectively above locating racks 31 and/or lower locating rack 32 center equal angles (120 degree) distributes at intervals.The lower central of upper locating rack 31 is provided with a screwed connecting axle 34, the center of lower locating rack 32 has through hole, and connecting axle 34 is through turning to the through hole of base cavity 21 and lower locating rack 32 and by a nut 35, upper locating rack 31 being connected and fixed with lower locating rack 32; Between certainly upper locating rack 31 and lower locating rack 32, also can be connected and fixed by other means.

Clamping device 4 is arranged on and turns on base 2 and with turning to base 2 synchronously to rotate.Clamping device 4 comprises Tongs device attached to crane for ship building 41 and translation plates 42, translation plates 42 is arranged on and turns on base 2, turns in base 2 and is provided with four support columns, by screw, translation plates 42 is fixed to and is turned on base 2, and the front portion that turns to base 2 is provided with a lower concave part, can shelve one end of translation plates 42.Translation plates 42 is provided with a translation groove 421, and Tongs device attached to crane for ship building 41 is positioned in translation plates 42 and can be slided or location by relative translation groove 421 by translation groove 421.The bottom surface center of Tongs device attached to crane for ship building 41 is provided with turning cylinder 411, and Tongs device attached to crane for ship building 41 can be rotatably set in translation groove 421 by turning cylinder 411.The bottom surface center of Tongs device attached to crane for ship building 41 is provided with turning cylinder 411, and turning cylinder 411 is provided with screw thread, and turning cylinder 411 fixes Tongs device attached to crane for ship building 41 and translation plates 42 by a nut 45 through translation groove 421; Certainly turning cylinder 411 also can not be provided with screw thread and adopt other modes to be fixed.In translation plates 42, be also provided with the locating piece 46 of adjustable position, be distributed with a plurality of locating holes 47 in translation plates 42, locating piece 46 can be installed on locating hole 47.

Claims

1. the clamp structure of a circular sawing machine, it is characterized in that: comprise platform (1), turn to base (2), positioner (3) and clamping device (4), it is described that to turn to base (2) to be on the whole a ball bowl-shape, on described platform (1), have match with the described ectosphere bowl face that turns to base (2) and can support described in turn to the cavity (11) of base (2), described turning in the cavity (11) that base (2) is arranged on described platform (1), the described base (2) that turns to is also by described positioner (3), to be positioned at a turned position rotationally in described cavity (11), described in described clamping device (4) is arranged on, turn on base (2) and rotate with the described base (2) that turns to.

2. the clamp structure of circular sawing machine according to claim 1, it is characterized in that: described positioner (3) comprises locating rack (31) and lower locating rack (32), described upper locating rack (31) is sticked on the described inner surface that turns to base (2), the described center that turns to base (2) has one and turns to base cavity (21), described upper locating rack (31) is connected by the described base cavity (21) that turns to the center of lower locating rack (32), distance between described upper locating rack (31) and lower locating rack (32) is to turn to base (2) described in adjustable ground and described upper locating rack (31) can clamp downwards, the outer rim of described lower locating rack (32) and described platform (1) fix.

3. the clamp structure of circular sawing machine according to claim 2, it is characterized in that: described upper locating rack (31) comprises at least two locating dowels (33), described in the locating dowel (33) of described upper locating rack (31) can prop up, turn to the inner surface of base (2) downwards.

4. the clamp structure of circular sawing machine according to claim 3, it is characterized in that: the lower central of described upper locating rack (31) is provided with a screwed connecting axle, the center of described lower locating rack (32) has through hole, turns to the through hole of base cavity (21) and described lower locating rack (32) and by a nut, described upper locating rack (31) and lower locating rack (32) are connected and fixed described in described connecting axle passes.

5. according to the clamp structure of the circular sawing machine described in claim 1 or 2 or 3 or 4, it is characterized in that: the edge of described platform (1) in described cavity (11) is provided with at least two bracing or strutting arrangements (12), described bracing or strutting arrangement (12) comprises the cavity (121) that is opened in described cavity (11) edge, and be arranged on the ball (122) and elastic device (123) in described cavity (121), the shape of described cavity (121) and described ball (122) match, described ball (122) is arranged on rotationally in described cavity (121) and described in touching, turns to the ectosphere bowl face of base (2), described elastic device (123) pad is located at described ball (122) below.

6. according to the clamp structure of the circular sawing machine described in claim 1 or 2 or 3 or 4, it is characterized in that: described cavity (11) are and described circle or the regular polygon that turns to ectosphere bowl face that base (2) contacts to match on the whole.

7. according to the clamp structure of the circular sawing machine described in claim 1 or 2 or 3 or 4, it is characterized in that: described clamping device (4) comprises Tongs device attached to crane for ship building (41) and translation plates (42), described in being arranged on, described translation plates (42) turns on base (2), described translation plates (42) is provided with a translation groove (421), and described Tongs device attached to crane for ship building (41) is positioned at described translation plates (42) above by described translation groove (421) and can slides or location by relatively described translation groove (421).

8. the clamp structure of circular sawing machine according to claim 7, it is characterized in that: described Tongs device attached to crane for ship building (41) bottom surface center is provided with turning cylinder (411), and described Tongs device attached to crane for ship building (41) can be rotatably set in described translation groove (421) by described turning cylinder (411).

9. the clamp structure of circular sawing machine according to claim 8, it is characterized in that: the turning cylinder (411) at the bottom surface center of described Tongs device attached to crane for ship building (41) is provided with screw thread, described turning cylinder (411) fixes described Tongs device attached to crane for ship building (41) and described translation plates (42) by a nut through described translation groove (421).

10. the clamp structure of circular sawing machine according to claim 7, is characterized in that: the locating piece (46) that is also provided with adjustable position in translation plates (42).