CN210997509U

CN210997509U - Be applied to centre of rotation platform of lathe

Info

Publication number: CN210997509U
Application number: CN201922075858.5U
Authority: CN
Inventors: 周文新
Original assignee: Huizhou Shengya Mould Products Co ltd
Current assignee: Huizhou Shengya Mould Products Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-14
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to a lathe technical field especially relates to a be applied to centre of turning table of lathe, solves prior art, and when the mesa rotated appointed circumference number of degrees, need rely on artifical observation, caused inconvenient condition. A rotary center table applied to a machine tool comprises a base and a table top, wherein a plurality of scale marks for marking the rotation degree of the table top are arranged on the side surface of the table top at equal intervals along the circumferential direction, a plurality of accommodating grooves which are in one-to-one correspondence with the scale marks are arranged on the side surface of the table top, and movable limiting blocks are arranged in the accommodating grooves; the surface of base is equipped with the fixed block, and the adjustment tank has been seted up towards one side of mesa to the fixed block, is equipped with the dog in the adjustment tank, and the one end fixedly connected with spring of dog, dog towards the one end of mesa seted up with the stopper be located mesa outer part matched with draw-in groove, and the surface threaded connection of fixed block has adjusting bolt. The utility model discloses a mesa rotates and is fixed promptly after predetermineeing the angle, fixes a position more accurate, more convenient operation.

Description

Be applied to centre of rotation platform of lathe

Technical Field

The utility model relates to a lathe technical field specifically is a be applied to centre of rotation platform of lathe.

Background

The rotary worktable is a machine tool accessory which is provided with a rotatable table top and is used for clamping workpieces and realizing rotation and indexing positioning, and is called a rotary table or a fourth shaft for short.

The revolving platform is at the rotation regulation in-process, generally need rely on artifical naked eye to observe the revolving platform mesa pivoted circumference number of degrees, especially when being about to reach appointed pivoted number of degrees, need observe repeatedly, prevent the deviation, brought the inconvenience for the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be applied to centre of turning table of lathe solves prior art, and when the mesa rotated appointed circumference number of degrees, need rely on artifical observation, caused inconvenient condition.

In order to achieve the above object, the utility model discloses a main technical scheme include:

a rotary center table applied to a machine tool comprises a base and a table top, wherein a plurality of scale marks for marking the rotation degree of the table top are arranged on the side surface of the table top at equal intervals along the circumferential direction, a plurality of accommodating grooves which are in one-to-one correspondence with the scale marks are arranged on the side surface of the table top, movable limiting blocks are arranged in the accommodating grooves, and one ends of the limiting blocks penetrate through the accommodating grooves and extend to the outer side of the table top;

the surface of the base is provided with a fixed block, one side of the fixed block facing the table top is provided with an adjusting groove, a stop block is arranged in the adjusting groove, one end of the stop block is fixedly connected with a spring, one end of the stop block facing the table top is provided with a clamping groove matched with the outer part of the limit block, which is positioned on the outer part of the table top, two side surfaces of the stop block are provided with slope surfaces S for guiding the limit block, the clamping groove is positioned between two adjacent slope surfaces S, the outer surface of the fixed block is in threaded connection with an;

the limiting block and the stop block respectively correspond to the upper part and the lower part of the inner cavity of the accommodating groove in the height direction of the workbench.

Through adopting above-mentioned technical scheme, set up a plurality of scale marks that are used for the sign mesa to rotate the number of degrees at the mesa, and set up a plurality of in the storage tank and the stopper of scale mark one-to-one, when the required mesa rotates appointed number of degrees, the stopper that will correspond to this number of degrees upwards promotes in the storage tank, then direct operation lets the mesa rotate, after the mesa rotates appointed number of degrees, the stopper contacts with the dog and makes the mesa can't continue to rotate, can be quick, accurate realize the location to the mesa after the mesa rotates appointed number of degrees, and convenient operation.

Preferably, the top of the inner wall of the accommodating groove is provided with a magnet, and the limiting block is a metal block which can be adsorbed by the magnet.

Through adopting above-mentioned technical scheme, when the operation stopper upwards moves in the storage tank, after the stopper removes, through the adsorption of stopper and magnet, can be better carry out the rigidity to the stopper, improve the stable effect after the stopper operation for the mesa after rotating, the stopper can effectually contact with the dog, improves the quick, accurate stability of mesa location.

Preferably, the number of graduation marks is 360.

Through adopting above-mentioned technical scheme, 360 scale marks use 1 as the unit with the circumference of mesa to separate, the operation of being convenient for more.

Preferably, each scale mark is located in the middle of the accommodating groove in the width direction of the corresponding accommodating groove.

Furthermore, the part of the limiting block, which is positioned outside the table top, is provided with a ruler tooth, and the ruler tip of the ruler tooth is superposed with the central line of the ruler tooth in the width direction of the corresponding accommodating groove.

Furthermore, the clamping groove is of a tooth-shaped structure matched with the ruler teeth.

The utility model discloses possess following beneficial effect:

through setting up stopper and dog, when needs rotate the appointed number of degrees of mesa, the stopper that will rotate appointed number of degrees corresponding to the mesa upwards promotes in the storage tank, later at the mesa rotation in-process, can enter into the draw-in groove along domatic S after the dog contacts with the stopper and just can't continue to rotate, at this moment, the mesa can rotate appointed number of degrees and stop, for prior art, need not to rotate the in-process at the mesa and rely on artifical naked eye to observe and rotate the number of degrees, not only more accurate, and it is unable to continue to rotate after rotating appointed number of degrees, the location is more accurate, and convenient operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

[ description of reference ]

In the figure: 1: a base; 2: a table top; 3: scale lines; 4: a containing groove; 5: a limiting block; 6: a fixed block; 7: an adjustment groove; 8: a stopper; 9: a spring; 10: a card slot; 11: adjusting the bolt; 12: a magnet; 13: and (5) measuring teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, the utility model provides a technical solution: a rotary center table applied to a machine tool comprises a base 1 and a table top 2, wherein a plurality of scale marks 3 for marking the rotation degree of the table top 2 are arranged on the side surface of the table top 2 at equal intervals along the circumferential direction, a plurality of accommodating grooves 4 which are in one-to-one correspondence with the scale marks 3 are arranged on the side surface of the table top 2, each scale mark 3 is positioned in the middle of the accommodating groove 4 in the width direction of the accommodating groove 4 corresponding to the scale mark 3, a movable limiting block 5 is arranged in the accommodating groove 4, one end of the limiting block 5 penetrates through the accommodating groove 4 and extends to the outer side of the table top 2, in one embodiment, a magnet 12 is arranged at the top of the inner wall of the accommodating groove 4, the limiting block 5 is a metal block which can be adsorbed by the magnet 12, after the limiting block 5 is pushed upwards, the limiting block 5 is contacted with, the limiting block 5 is separated from the magnet 12, the magnetic attraction effect of the magnet 12 cannot reach the degree of moving the limiting block 5, and further, the magnet 12 with the corresponding magnetic force effect is directly selected according to the mass of the limiting block 5 to achieve the purpose;

the surface of the base 1 is provided with a fixed block 6, one side of the fixed block 6 facing the table board 2 is provided with an adjusting groove 7, a stop dog 8 is arranged in the adjusting groove 7, one end of the stop dog 8 is fixedly connected with a spring 9, the spring 9 is used for providing displacement for the stop dog 8 by compressing when the stop dog 8 receives the acting force of the spring 9 in the stretching direction, and driving the stop dog 8 to reset after the acting force disappears, one end of the stop dog 8 facing the table board 2 is provided with a clamping groove 10 matched with the limiting block 5 positioned on the outer part of the table board 2, two side surfaces of the stop dog 8 are provided with slope surfaces S1 guided by the limiting block 5, the clamping groove 10 is positioned between two adjacent slope surfaces S1, the outer surface of the fixed block 6 is in threaded connection with an adjusting bolt 11, one end of the adjusting bolt 11 is inserted into the adjusting groove 7 and is rotatably connected with, the connecting block is fixedly connected with the spring 9 and is in a square plate shape, the upper side surface and the lower side surface of the connecting block are respectively contacted with the inner wall of the clamping groove 10, so that the connecting block cannot rotate when the adjusting bolt 11 rotates, the adjusting bolt 11 is used for adjusting the distance between the stop block 8 and the table top 2 through self rotation, and the stop block 8 can be accommodated in the adjusting groove 7 or separated from the limit block 5 inserted into the clamping groove 10;

the limiting block 5 and the stop block 8 respectively correspond to the upper part and the lower part of the inner cavity of the accommodating groove 4 in the height direction of the workbench.

The embodiment has the following working process, when the table top 2 needs to be rotated for a specified number of degrees, the limit block 5 corresponding to the specified number of degrees rotated by the table top 2 is pushed upwards in the accommodating groove 4, the limit block 5 moves from the lower part to the upper part in the accommodating groove 4, then the table top 2 is directly operated to rotate, in the rotating process of the table top 2, after the stop block 8 is contacted with the limit block 5, the acting force of the compression spring 9 is applied to the stop block 8 by virtue of the slope S1, the spring 9 is compressed and drives the stop block 8 to move towards the adjusting groove 7, then the limit block 5 enters the clamping groove 10 and is mutually clamped with the clamping groove 10, at the moment, the table top 2 can rotate for the specified number of degrees and stop, compared with the prior art, the rotating process of the table top 2 does not need to depend on naked eyes to observe the rotating number of degrees, the positioning is more accurate and the operation is convenient.

Wherein, for the angle of being convenient for control table surface 2 pivoted more, scale mark 3 is 360, so sets up for 360 scale marks 3 are corresponding to 360 of 2 circumference of mesa respectively, and it is more convenient to 2 rotation angle's of mesa predetermine.

Wherein, in order to improve the flexibility of operation and the accuracy of 2 rotation angles of mesa, stopper 5 is located the part outside mesa 2 and is equipped with chi tooth 13, and the chi point of chi tooth 13 and its central line coincidence that corresponds 4 width direction of storage tank, so set up, make the both sides face through chi tooth 13 be the inclined plane, therefore, after dog 8 and stopper 5 contact, chi tooth 13' S inclined plane is favorable to more that chi tooth 13 enters into draw-in groove 10 through domatic S1, reduce the resistance effect between chi tooth 13 and the dog 8, the flexibility of operation is improved.

Further, for the convenience of chi tooth 13 from the tooth's socket in the separation, draw-in groove 10 is with chi tooth 13 matched with profile of tooth structure, so set up, tooth's socket both sides inner wall also is the inclined plane, for chi tooth 13 provides certain slope from the tooth's socket in the separation, make things convenient for chi tooth 13 to separate from the tooth's socket more, and then, need not separate dog 8 and chi tooth 13 through compression spring 9 or rotation adjusting bolt 11, and is not only more convenient, and reducing wear, and spring 9 deformation number of times has been reduced, and service life is prolonged.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be applied to centre of rotation platform of lathe, includes base (1) and mesa (2), its characterized in that: a plurality of scale marks (3) for marking the rotation degree of the table top (2) are arranged on the side surface of the table top (2) at equal intervals along the circumferential direction, a plurality of accommodating grooves (4) which are in one-to-one correspondence with the scale marks (3) are arranged on the side surface of the table top (2), movable limiting blocks (5) are arranged in the accommodating grooves (4), and one ends of the limiting blocks (5) penetrate through the accommodating grooves (4) and extend to the outer side of the table top (2);

the surface of the base (1) is provided with a fixing block (6), one side, facing the table board (2), of the fixing block (6) is provided with an adjusting groove (7), a stop block (8) is arranged in the adjusting groove (7), one end of the stop block (8) is fixedly connected with a spring (9), one end, facing the table board (2), of the stop block (8) is provided with a clamping groove (10) matched with the outer portion, located on the table board (2), of the limiting block (5), two side faces of the stop block (8) are provided with slopes S1 for guiding the limiting block (5), the clamping groove (10) is located between every two adjacent slopes S1, the outer surface of the fixing block (6) is in threaded connection with an adjusting bolt (11), and one end of the adjusting bolt (11) is;

the limiting block (5) and the stop block (8) are respectively corresponding to the upper part and the lower part of the inner cavity of the accommodating groove (4) in the height direction of the workbench.

2. A rotary centre table for a machine tool according to claim 1, wherein: each scale mark (3) is positioned in the middle of the containing groove (4) in the width direction of the corresponding containing groove (4).

3. A rotary centre table for a machine tool according to claim 1, wherein: the top of the inner wall of the accommodating groove (4) is provided with a magnet (12), and the limiting block (5) is a metal block which can be adsorbed by the magnet (12).

4. A rotary centre table for a machine tool according to claim 1, wherein: the number of the scale marks (3) is 360.

5. A centre of rotation table for a machine tool according to claim 4, in which: the part of the limiting block (5) positioned outside the table top (2) is provided with a ruler tooth (13), and the ruler tip of the ruler tooth (13) is superposed with the central line of the ruler tip corresponding to the width direction of the accommodating groove (4).

6. A centre of rotation table for a machine tool according to claim 5, in which: the clamping groove (10) is in a tooth-shaped structure matched with the ruler tooth (13).