CN212330360U

CN212330360U - Machine tool clamping and positioning device

Info

Publication number: CN212330360U
Application number: CN202020748942.9U
Authority: CN
Inventors: 胡晖
Original assignee: Suzhou Amic Precision Manufacturing Co ltd
Current assignee: Suzhou Amic Precision Manufacturing Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-01-12
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a lathe clamping positioner, include: the mounting mechanism comprises a shell and a fixing plate, wherein the fixing plate is fixedly welded between the inner walls of the shell; actuating mechanism, actuating mechanism includes lead screw, thread bush, dwang and motor, the motor passes through the fixed inner wall bottom that welds in the casing of mount pad, the fixed cup of output shaft of motor has connect the lead screw, the top of lead screw runs through the fixed plate and extends to the outside of fixed plate, the lead screw extends to the outside one end of fixed plate and rotates with the inner wall top of casing to be connected, the utility model discloses the effectual current lathe clamping positioner that has solved is not convenient for adjust in the use, can not adapt to the processing work piece of different width and thickness to can cause wearing and tearing, the problem of unsatisfied user's demand to the surface of processing work piece at the in-process of centre gripping.

Description

Machine tool clamping and positioning device

Technical Field

The utility model relates to a lathe technical field specifically is a lathe clamping positioner.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short, and are generally divided into metal cutting machine tools, forging machine tools, woodworking machine tools and the like, and many methods for processing machine parts in modern machine manufacturing are provided: the machining process includes cutting, casting, forging, welding, stamping, extruding, etc. however, all parts with high precision requirement and fine surface roughness requirement need to be machined finally by cutting on a machine tool, the machine tool plays an important role in national economy and modernization construction, and a clamping and positioning device is needed in the use process of the machine tool.

However, there are some disadvantages in the conventional using process, such as:

the existing machine tool clamping and positioning device is inconvenient to adjust in the using process, cannot adapt to processing workpieces with different widths and thicknesses, can cause abrasion to the surfaces of the processing workpieces in the clamping process, and cannot meet the requirements of users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lathe clamping positioner to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the method comprises the following steps: the mounting mechanism comprises a shell and a fixing plate, wherein the fixing plate is fixedly welded between the inner walls of the shell; the driving mechanism comprises a screw rod, a threaded sleeve, a rotating rod and a motor, the motor is fixedly welded at the bottom of the inner wall of the shell through a mounting seat, the screw rod is fixedly sleeved on an output shaft of the motor, the top of the screw rod penetrates through the fixed plate and extends to the outside of the fixed plate, one end of the screw rod extending to the outside of the fixed plate is rotatably connected with the top of the inner wall of the shell, the threaded sleeve is sleeved on a surface thread of the screw rod, and the rotating rod is rotatably connected to two sides of the threaded sleeve; the moving mechanism comprises a moving rod, an installation rod and a fixed screw rod, the moving rod is connected to the surface of the top of the fixed plate and located on two sides of the screw rod in a sliding mode, the top of the moving rod penetrates through the top of the shell and extends to the outside of the shell, the installation rod is fixedly welded to one end, extending to the outside of the shell, of the moving rod, the fixed screw rod is inserted into the top of one side of the installation rod in a threaded mode, and the moving rod is rotatably connected with the rotating rod on one side, located inside the shell, of the moving rod; adsorption apparatus constructs, adsorption apparatus constructs including distributing plate and sucking disc, the fixed welding in fixed screw's bottom has the distributing plate, the fixed welding in bottom of distributing plate has the sucking disc.

Wherein, the equal fixed mounting in one side that the installation pole was kept away from each other has exhaust mechanism, exhaust mechanism includes box, air exhauster and venthole, one side of box and the lateral wall fixed welding of installation pole, the fixed welding in top of box has the conveyer pipe, the one end that the box was kept away from to the conveyer pipe is pegged graft with the distributing plate is fixed, there is the air exhauster inner wall bottom of box through bolt fixed mounting, the venthole has all been seted up to the bottom of box and the both sides that are located the air exhauster.

The air exhaust fan is characterized in that a filter screen is fixedly welded between the inner walls of the box body and far away from one side of the air exhaust fan, and a one-way valve is installed inside the air outlet.

The surface of the moving rod is fixedly welded with a limiting ring inside the shell, and a limiting groove matched with the limiting ring is formed in the side wall of the shell.

Wherein, a through hole is arranged at one side of the distribution plate, and a leather plug is connected inside the through hole in a matching way.

Compared with the prior art, the beneficial effects of the utility model are that:

place the work piece at the top surface of casing and be located between the installation pole, then the starter motor, make the motor drive the lead screw and rotate, make the lead screw drive thread bush remove in vertical direction, make the thread bush pass through the dwang and drive the direction removal that the carriage release lever is close to each other, until installation pole and work piece contact, close the motor, can realize fixing the work piece of different width, then rotate clamping screw, make clamping screw drive distributing plate downstream, with the surface contact of sucking disc with the work piece, make the sucking disc fix the work piece spacing, can realize fixing the work piece of different thickness, and it is fixed through the sucking disc, can not cause the surface damage of work piece.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of the air draft mechanism of the present invention;

fig. 4 is a schematic structural diagram of the adsorption mechanism of the present invention.

In the figure: 1. an installation mechanism; 11. a housing; 12. a fixing plate; 13. a limiting ring; 14. a limiting groove; 2. a moving mechanism; 21. a travel bar; 22. mounting a rod; 23. fixing the screw rod; 3. a delivery pipe; 4. an air draft mechanism; 41. a box body; 42. a filter screen; 43. an exhaust fan; 44. an air outlet; 5. a drive mechanism; 51. a screw rod; 52. a threaded sleeve; 53. rotating the rod; 54. an electric motor; 6. an adsorption mechanism; 61. a distribution plate; 62. a suction cup; 63. and (4) a plug.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the method comprises the following steps: the mounting mechanism 1 comprises a shell 11 and a fixing plate 12, wherein the fixing plate 12 is fixedly welded between the inner walls of the shell 11; the driving mechanism 5 comprises a screw rod 51, a threaded sleeve 52, a rotating rod 53 and a motor 54, the motor 54 is fixedly welded at the bottom of the inner wall of the shell 11 through a mounting seat, the screw rod 51 is fixedly sleeved on an output shaft of the motor 54, the top of the screw rod 51 penetrates through the fixing plate 12 and extends to the outside of the fixing plate 12, one end of the screw rod 51 extending to the outside of the fixing plate 12 is rotatably connected with the top of the inner wall of the shell 11, the threaded sleeve 52 is sleeved on the surface thread of the screw rod 51, and the rotating rod 53 is rotatably connected to both sides of the threaded sleeve 52; the moving mechanism 2 comprises a moving rod 21, a mounting rod 22 and a fixed screw rod 23, the moving rod 21 is connected to the top surface of the fixed plate 12 and located on two sides of the screw rod 51 in a sliding manner, the top of the moving rod 21 penetrates through the top of the shell 11 and extends to the outside of the shell 11, the mounting rod 22 is fixedly welded to one end of the moving rod 21 extending to the outside of the shell 11, the fixed screw rod 23 is inserted into the top of one side of the mounting rod 22 in a threaded manner, and one side of the moving rod 21 located inside the shell 11 is rotatably connected with the rotating rod 53; adsorption apparatus constructs 6, adsorption apparatus constructs 6 and includes distributing plate 61 and sucking disc 62, the fixed welding in bottom of clamping screw 23 has distributing plate 61, the fixed welding in bottom of distributing plate 61 has sucking disc 62.

Wherein, the equal fixed mounting in one side that installation pole 22 kept away from each other has updraft ventilator 4, updraft ventilator 4 includes box 41, air exhauster 43 and venthole 44, one side of box 41 and the lateral wall fixed welding of installation pole 22, the fixed welding in top of box 41 has conveyer pipe 3, the one end that box 41 was kept away from to conveyer pipe 3 is fixed pegged graft with distributing plate 61, there is air exhauster 43 bottom of box 41 through bolt fixed mounting, venthole 44 has all been seted up to the bottom of box 41 and the both sides that are located air exhauster 43, start air exhauster 43 for the inside gas of box 41 is taken out the inside of box 41 from venthole 44 to air exhauster 43, because the inside atmospheric pressure of box 41 reduces, thereby make the inside gas of distributing plate 61 get into the inside of box 41 through conveyer pipe 3, the inside gas of box 41 is constantly taken out, thereby makes and form the negative pressure between sucking disc 62 and the work piece, and then the exhaust fan 43 is closed, so that the workpiece is limited and fixed, the fixing effect is good, and the deviation in the processing process is avoided.

Wherein, one side fixed welding that keeps away from air exhauster 43 between the inner wall of box 41 has filter screen 42, and the internally mounted of venthole 44 has the check valve, the working surface or adhere to the dust, the dust gets into box 41 and can reduce the life of air exhauster 43 easily on the surface of air exhauster 43 attached to, can intercept the dust through filter screen 42, improve the life of air exhauster 43, venthole 44 internally mounted check valve, when avoiding closing air exhauster 43, outside air passes through the inside that venthole 44 got into box 41, thereby cause and resume normal atmospheric pressure between sucking disc 62 and the work piece, thereby sucking disc 62 breaks away from with the work piece.

The surface of the moving rod 21 is fixedly welded with the limiting ring 13 inside the shell 11, and the side wall of the shell 11 is provided with the limiting groove 14 matched with the limiting ring 13, so that the problem that the moving rod 21 deviates in the moving process is avoided.

A through hole is formed in one side of the distribution plate 61, a leather plug 63 is connected to the inside of the through hole in a matched mode, the leather plug 63 is pulled out from the inside of the through hole, normal air pressure can be recovered inside the distribution plate 61, and therefore the workpiece is separated from the suction disc 62.

The working principle is as follows: when the device is used, a workpiece is placed on the top surface of the shell 11 and located between the mounting rods 22, then the motor 54 is started, the motor 54 drives the screw rod 51 to rotate, the screw rod 51 drives the threaded sleeve 52 to move in the vertical direction, the threaded sleeve 52 drives the moving rod 21 to move in the mutually approaching direction through the rotating rod 53 until the mounting rod 22 contacts with the workpiece, the motor 54 is closed, workpieces with different widths can be fixed, then the fixing screw 23 is rotated, the fixing screw 23 drives the distribution plate 61 to move downwards, the suction cup 62 contacts with the surface of the workpiece, the exhaust fan 43 is started, the exhaust fan 43 pumps the gas in the box body 41 out of the box body 41 from the air outlet 44, and as the air pressure in the box body 41 is reduced, the gas in the distribution plate 61 enters the box body 41 through the conveying pipe 3, and the gas in the box body 41 is continuously pumped out, thereby make and form the negative pressure between sucking disc 62 and the work piece, then close air exhauster 43 to carry out spacing fixed with the work piece, fixed effectual, avoid taking place the skew at the in-process of processing, can realize the work piece of fixed different thickness, and fixed through sucking disc 62, can not cause the surface damage of work piece.

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.

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 lathe clamping positioner which characterized in that includes:

the mounting mechanism (1) comprises a housing (11) and a fixing plate (12), wherein the fixing plate (12) is fixedly welded between the inner walls of the housing (11);

the driving mechanism (5) comprises a screw rod (51), a threaded sleeve (52), a rotating rod (53) and a motor (54), the motor (54) is fixedly welded at the bottom of the inner wall of the shell (11) through a mounting seat, an output shaft of the motor (54) is fixedly sleeved with the screw rod (51), the top of the screw rod (51) penetrates through the fixing plate (12) and extends to the outside of the fixing plate (12), one end of the screw rod (51) extending to the outside of the fixing plate (12) is rotatably connected with the top of the inner wall of the shell (11), the threaded sleeve (52) is sleeved on the surface of the screw rod (51), and the rotating rod (53) is rotatably connected to two sides of the threaded sleeve (52);

the moving mechanism (2) comprises a moving rod (21), a mounting rod (22) and a fixed screw rod (23), the moving rod (21) is connected to the surface of the top of the fixed plate (12) and located on two sides of the screw rod (51) in a sliding mode, the top of the moving rod (21) penetrates through the top of the shell (11) and extends to the outside of the shell (11), the mounting rod (22) is fixedly welded to one end, extending to the outside of the shell (11), of the moving rod (21), the fixed screw rod (23) is inserted into the top of one side of the mounting rod (22) in a threaded mode, and one side, located inside the shell (11), of the moving rod (21) is rotatably connected with the rotating rod (53);

adsorption apparatus constructs (6), adsorption apparatus constructs (6) including distributing plate (61) and sucking disc (62), the fixed welding in bottom of clamping screw (23) has distributing plate (61), the fixed welding in bottom of distributing plate (61) has sucking disc (62).

2. The machine tool clamping and positioning device according to claim 1, wherein: the equal fixed mounting in one side that installation pole (22) kept away from each other has exhaust mechanism (4), exhaust mechanism (4) are including box (41), air exhauster (43) and venthole (44), the lateral wall fixed welding of one side and installation pole (22) of box (41), the fixed welding in top of box (41) has conveyer pipe (3), the one end and the fixed grafting of distributing plate (61) of box (41) are kept away from in conveyer pipe (3), there is air exhauster (43) inner wall bottom of box (41) through bolt fixed mounting, venthole (44) have all been seted up to the bottom of box (41) and the both sides that are located air exhauster (43).

3. The machine tool clamping and positioning device according to claim 2, wherein: a filter screen (42) is fixedly welded between the inner walls of the box body (41) and on one side far away from the exhaust fan (43), and a one-way valve is installed inside the air outlet (44).

4. The machine tool clamping and positioning device according to claim 1, wherein: the surface of the moving rod (21) is fixedly welded with a limiting ring (13) inside the shell (11), and a limiting groove (14) matched with the limiting ring (13) is formed in the side wall of the shell (11).

5. The machine tool clamping and positioning device according to claim 1, wherein: one side of the distribution plate (61) is provided with a through hole, and the inside of the through hole is matched and connected with a leather plug (63).