CN214392359U

CN214392359U - Table top lathe

Info

Publication number: CN214392359U
Application number: CN202023088923.7U
Authority: CN
Inventors: 周卫红; 黄云
Original assignee: DONGGUAN CAILI METAL TECHNOLOGY CO LTD
Current assignee: DONGGUAN CAILI METAL TECHNOLOGY CO LTD
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-15
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to a desktop lathe, in the utility model, a shaft workpiece chuck clamps a workpiece and drives the workpiece to rotate, and a double-knife combined cutter finishes the processing of two groups of sizes of plane size and inner hole size on the shaft workpiece chuck in sequence; therefore, the double-cutter combined tool is arranged, so that each workpiece can directly enter the next procedure to continue to be machined after the previous procedure is finished, the workpieces with multiple procedures can be finished on one lathe, multiple lathes do not need to be arranged when the workpieces complete multiple procedures, resources and space are saved, and management is convenient. In addition, the workpiece does not need to be taken off from the previous lathe and then installed on the other lathe, and the clamping precision of the workpiece is not influenced; meanwhile, the workpiece turnover between the lathe and the lathe is avoided, so that a large amount of manpower and material resources are saved.

Description

Table top lathe

Technical Field

The utility model belongs to the technical field of the lathe, especially, relate to a desktop lathe.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like.

When the existing lathe needs to process workpieces with multiple processes, one lathe cannot complete the processing, and then multiple lathes need to be connected for processing, so that the occupied space of the lathes is increased, the waste of resources is increased, and the management is troublesome; in addition, in the process of processing a workpiece in multiple processes, a semi-finished workpiece processed by a previous lathe needs to be taken down and then assembled to another lathe for processing, on one hand, the workpiece between the lathe and the lathe needs to be taken down from one lathe and then assembled to another lathe by manpower or a mechanical arm in a turnover manner, and a large amount of manpower and material resources are wasted; on the other hand, in the clamping process, the secondary clamping of the workpiece influences the precision of the workpiece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a desktop lathe aims at solving the unable processing of accomplishing work piece multichannel process of a lathe among the prior art, needs the processing of many lathe lines, and the turnover is troublesome and the secondary clamping has influenced the technical problem of the precision of work piece.

In order to achieve the above object, an embodiment of the present invention provides a table top lathe, including:

a lathe base which is stably placed on the ground;

the shaft workpiece chuck is fixedly arranged on the lathe base so as to clamp the workpiece and drive the workpiece to rotate;

the continuous feeding device is fixedly arranged on the lathe base so as to convey batch workpieces to the shaft workpiece chucks one by one;

the workbench is opposite to the shaft workpiece chuck and is movably arranged on the lathe base;

the double-cutter combined cutter is fixedly arranged on the workbench and is driven by the workbench to sequentially finish the processing of two groups of sizes, namely the plane size and the inner hole size, on the workpiece on the shaft workpiece chuck;

the rotary disc type quick reversing device is adjacent to the double-cutter combined cutter, is fixedly arranged on the workbench, and is driven by the workbench to perform reversing operation on the workpiece on the shaft workpiece chuck;

and the discharging unit is fixedly arranged on the lathe base and is positioned between the shaft workpiece chuck and the workbench so as to receive and take processed workpieces.

Optionally, the shaft-type workpiece chuck comprises a chuck shell, a rotating main shaft, a clamping driving assembly and a first workpiece ejection assembly; the chuck shell is fixedly arranged on the lathe base, and the rotating main shaft is rotatably arranged in the chuck shell; one end of the rotating main shaft extends outwards to form a claw seat, and the other end of the rotating main shaft is provided with a sliding sleeve which is connected with the claw seat and enables a clamping jaw on the claw seat to expand or contract; the clamping driving assembly is fixedly arranged on one side of the chuck shell and is connected with the sliding sleeve so as to drive the sliding sleeve to move in the rotating main shaft; the first workpiece ejection assembly is fixedly arranged on the lathe base, and one end of the first workpiece ejection assembly extends into the rotating main shaft so as to eject a workpiece.

Optionally, the clamping drive assembly comprises a clamping drive seat, a clamping drive cylinder and a clamping drive member; the clamping driving seat is fixedly arranged on one side of the chuck shell, the clamping driving piece is sleeved outside the sliding sleeve and is connected with the sliding sleeve, the tail end of the clamping driving cylinder is hinged to the clamping driving seat, and the output shaft of the clamping driving cylinder is fixedly connected with the clamping driving piece so as to drive the clamping driving piece and the sliding sleeve to move back and forth.

Optionally, the first workpiece ejection assembly comprises a first ejection drive cylinder and a first extension ejector; the front end of the first extending and ejecting piece extends into the rotating main shaft and can synchronously rotate along with the rotating main shaft; the first ejection driving cylinder is fixedly arranged on the lathe base, and an output shaft of the first ejection driving cylinder is rotatably connected with the tail end of the first insertion ejection piece; the first ejection driving cylinder drives the first extending and ejecting piece to move back and forth in the rotating main shaft.

Optionally, the continuous feeding and feeding device comprises a workpiece feeding vibration hopper, a feeding guide rail, a material placing pipe and a workpiece feeding unit; the workpiece feeding vibration hopper and the workpiece feeding unit are adjacently arranged and fixedly mounted on the lathe base; the feeding guide rail is connected with the workpiece feeding vibration hopper so as to output batch workpieces in the workpiece feeding vibration hopper one by one; the material placing pipe is fixedly arranged on the workpiece feeding unit to receive the workpiece output by the feeding guide rail, and the workpiece feeding unit drives the workpiece feeding unit to convey the workpiece to the shaft workpiece chuck.

Optionally, the workpiece feeding unit comprises a workpiece longitudinal moving assembly and a second workpiece ejection assembly; the workpiece longitudinal moving assembly is fixedly arranged on the lathe base, and the material placing pipe and the second workpiece ejection assembly are adjacently arranged and fixedly arranged on the workpiece longitudinal moving assembly; the workpiece longitudinal moving assembly drives the material placing pipe and the second workpiece ejection assembly to move longitudinally, and one end of the second workpiece ejection assembly extends into the material placing pipe to eject a workpiece.

Optionally, the rotating disc type quick reversing device comprises a reversing base, a rotary cylinder, a material placing rotating disc and a third workpiece ejection assembly; the reversing base is fixedly arranged on the workbench, the material placing turntable is rotatably arranged on the reversing base and is provided with a material placing part in a penetrating manner, the rotating cylinder is fixedly arranged at the top of the material placing turntable, the end part of an output shaft of the rotating cylinder penetrates through the material placing turntable and is connected with the reversing base, and the rotating cylinder drives the material placing turntable to rotate circumferentially on the reversing base; the third workpiece ejection assembly is adjacent to the material placing turntable and is fixedly arranged on the workbench, and one end of the third workpiece ejection assembly can extend into the material placing part to eject the workpiece.

Optionally, the material placing part comprises material placing holes symmetrically formed in two ends of the material placing rotary table and material placing strip-shaped grooves radially penetrating through two ends of the material placing rotary table to communicate the two material placing holes.

Optionally, the third protruding part is at the same height as the material placing hole and the material placing strip-shaped groove, and the third protruding part is matched with the material placing hole and the material placing strip-shaped groove in shape.

Optionally, the double-cutter combined tool comprises a turning plane cutter for finishing plane size machining on the workpiece on the shaft workpiece chuck and a hole turning cutter for finishing inner hole size machining on the workpiece on the shaft workpiece chuck, and the turning plane cutter and the hole turning cutter are adjacently arranged and fixedly mounted on the workbench.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the desktop lathe have one of following technological effect at least:

firstly, in the desktop lathe of the utility model, a shaft workpiece chuck clamps a workpiece and drives the workpiece to rotate, and a double-cutter combined tool finishes the processing of two groups of sizes of plane size and inner hole size on the shaft workpiece chuck in sequence; therefore, the double-cutter combined tool is arranged, so that each workpiece can directly enter the next procedure to continue to be machined after the previous procedure is finished, the workpieces with multiple procedures can be finished on one lathe, multiple lathes do not need to be arranged when the workpieces complete multiple procedures, resources and space are saved, and management is convenient. In addition, the workpiece does not need to be taken off from the previous lathe and then installed on the other lathe, and the clamping precision of the workpiece is not influenced; meanwhile, the workpiece turnover between the lathe and the lathe is avoided, so that a large amount of manpower and material resources are saved.

Second, the utility model discloses in the desktop lathe, supply with mutually supporting of loading attachment, carousel formula quick reversing arrangement and discharge unit through the continuity for machine material loading, switching-over and unloading processing are as an organic whole, supply with loading attachment through the continuity and carry a batch work piece to axle type work piece chuck one by one, accomplish the switching-over operation through the work piece of carousel formula quick reversing arrangement on to axle type work piece chuck, connect through discharge unit and get the work piece that processes. The automatic feeding device has the advantages that manual feeding, reversing and discharging are not needed, so that continuous processing can be realized, the auxiliary time is saved, the processing time is shortened, the working efficiency is improved, the processing cost is effectively reduced, and the labor intensity of operators is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a table top lathe according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of the shaft workpiece chuck according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a continuous feeding device according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the turntable type quick reversing device provided by the embodiment of the present invention.

Fig. 5 is a schematic structural view of a double-blade gang tool provided by an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

100-lathe base 200-shaft workpiece chuck 210-chuck shell

220-rotating main shaft 221-claw seat 222-sliding sleeve

230-clamping driving assembly 231-clamping driving seat 232-clamping driving cylinder

233 clamp driving part 2331 clamp connection column

240-first workpiece ejection assembly 241-first ejection driving cylinder

242-first penetration ejector 243-thrust bearing

300-continuous feed feeder 310-workpiece feed vibratory hopper 311-feed channel

320-feeding guide rail 330-material placing pipe 340-workpiece feeding unit

341 workpiece longitudinal moving assembly 3411 longitudinal moving column 3412 longitudinal moving cylinder

3413-longitudinally movable mounting 342-second workpiece ejection assembly

3421 second Ejection Driving Cylinder 3422 second Ejection Member 400 workbench

500-double-cutter combined cutter 510-plane turning cutter 520-hole turning cutter

600-rotating disc type quick reversing device 610-reversing base 620-rotating cylinder

630-material placing turntable 631-material placing part 6311-material placing hole

6312-material holding strip groove 640-third workpiece ejection assembly

641-third ejecting driving cylinder 642-third inserting ejecting piece

643-drive cylinder mount 700-discharge unit

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1, there is provided a table top lathe including:

a lathe base 100, the lathe base 100 being stably placed on the ground;

the shaft-type workpiece chuck 200 is fixedly arranged on the lathe base 100 so as to clamp a workpiece and drive the workpiece to rotate;

a continuous feeding device 300, wherein the continuous feeding device 300 is fixedly arranged on the lathe base 100 to convey batch workpieces to the shaft workpiece chucks 200 one by one;

the workbench 400 is arranged opposite to the shaft workpiece chuck 200 and movably mounted on the lathe base 100;

the double-cutter combined tool 500 is fixedly arranged on the workbench 400, and is driven by the workbench 400 to sequentially process two groups of sizes, namely the plane size and the inner hole size, of the workpiece on the shaft workpiece chuck 200;

the rotary disc type quick reversing device 600 is arranged adjacent to the double-cutter combined tool 500, is fixedly installed on the workbench 400, and is driven by the workbench 400 to perform reversing operation on the workpieces on the shaft type workpiece chuck 200;

and the discharging unit 700 is fixedly arranged on the lathe base 100 and is positioned between the shaft workpiece chuck 200 and the workbench 400 so as to receive and take the machined workpiece.

The following further explains the table top lathe provided by the embodiment of the present invention: in the desktop lathe of the present invention, the shaft-like workpiece chuck 200 clamps the workpiece and drives the workpiece to rotate, and the double-blade gang tool 500 sequentially performs two sets of dimensions of the plane dimension and the inner hole dimension on the workpiece on the shaft-like workpiece chuck 200; therefore, by arranging the double-cutter combined tool 500, each workpiece can directly enter the next procedure for continuous processing after the previous procedure is finished, so that the workpieces with multiple procedures can be finished on one lathe, multiple lathes do not need to be arranged when the workpieces finish multiple procedures, resources and space are saved, and management is convenient. In addition, the workpiece does not need to be taken off from the previous lathe and then installed on the other lathe, and the clamping precision of the workpiece is not influenced; meanwhile, the workpiece turnover between the lathe and the lathe is avoided, so that a large amount of manpower and material resources are saved.

Furthermore, the utility model discloses in the table top lathe, through in the continuity supply with loading attachment 300 carousel formula quick reversing device 600 with ejection of compact unit 700 mutually support for machine material loading, switching-over and unloading processing are as an organic whole, through loading attachment 300 is supplied with in the continuity carry batched work piece one by one extremely axle type work piece chuck 200, through carousel formula quick reversing device 600 is right the work piece on the axle type work piece chuck 200 is accomplished the switching-over operation, through ejection of compact unit 700 connects gets the work piece that has processed. The automatic feeding device has the advantages that manual feeding, reversing and discharging are not needed, so that continuous processing can be realized, the auxiliary time is saved, the processing time is shortened, the working efficiency is improved, the processing cost is effectively reduced, and the labor intensity of operators is reduced.

In another embodiment of the present invention, as shown in fig. 2, the shaft-type workpiece chuck 200 includes a chuck housing 210, a rotating spindle 220, a clamping driving assembly 230, and a first workpiece ejection assembly 240; the chuck housing 210 is fixedly arranged on the lathe base 100, and the rotating spindle 220 is rotatably arranged in the chuck housing 210; one end of the rotating main shaft 220 extends outwards to form a claw seat 221, and the other end of the rotating main shaft 220 is provided with a sliding sleeve 222 which is connected with the claw seat 221 and enables a clamping jaw on the claw seat 221 to open or contract; the clamping driving assembly 230 is fixedly disposed at one side of the chuck housing 210, and the clamping driving assembly 230 is connected to the sliding sleeve 222 to drive the sliding sleeve 222 to move in the rotating main shaft 220; the first workpiece ejection assembly 240 is fixedly disposed on the lathe base 100, and one end of the first workpiece ejection assembly 240 extends into the rotating spindle 220 to eject a workpiece.

The shaft workpiece chuck 200 provided by the embodiment of the present invention is further described as follows: the shaft-type workpiece chuck 200 realizes synchronous clamping and ejection of workpieces through mutual matching among the rotating main shaft 220, the clamping driving assembly 230 and the first workpiece ejection assembly 240; in one aspect, the clamping driving assembly 230 is fixedly disposed at one side of the chuck housing 210, and the clamping driving assembly 230 is connected to the sliding sleeve 222 to drive the sliding sleeve 222 to move in the rotary spindle 220, so that the jaws on the jaw seats 221 are opened or contracted to achieve rapid clamping or releasing of the workpiece; on the other hand, the first workpiece ejection assembly 240 is fixedly disposed on the lathe base 100, and one end of the first workpiece ejection assembly 240 extends into the rotating spindle 220 to eject a workpiece. Therefore, the shaft workpiece chuck 200 effectively shortens the workpiece clamping time and greatly improves the production efficiency under the mutual assistance of the clamping driving component 230 and the first workpiece ejection component 240.

In another embodiment of the present invention, as shown in fig. 2, the clamping driving assembly 230 includes a clamping driving seat 231, a clamping driving cylinder 232 and a clamping driving member 233; the clamping driving seat 231 is fixedly arranged on one side of the chuck housing 210, the clamping driving member 233 is sleeved outside the sliding sleeve 222 and connected with the sliding sleeve 222, the tail end of the clamping driving cylinder 232 is hinged on the clamping driving seat 231, and the output shaft of the clamping driving cylinder 232 is fixedly connected with the clamping driving member 233 so as to drive the clamping driving member 233 and the sliding sleeve 222 to move back and forth. Specifically, in this embodiment, the reciprocating movement of the clamping driving member 233 and the sliding sleeve 222 is that the clamping driving cylinder 232 pushes the cylinder to extend and retract through air pressure or oil pressure, so as to drive the clamping driving member 233 and the sliding sleeve 222 to advance and retract, and the structure is safe, stable and reliable, and the adjustment is fast and convenient.

In another embodiment of the present invention, as shown in fig. 2, the clamping driving member 233 is coaxially disposed with the sliding sleeve 222, and the clamping driving member 233 is hollow inside and adapted to the shape of the sliding sleeve 222; a rotational bearing is provided between the clamping driving member 233 and the sliding sleeve 222, so that the sliding sleeve 222 can be rotatably connected to the clamping driving member 233. Specifically, in the present embodiment, the sliding sleeve 222 is coaxially disposed on the inner end surface of the clamping driving member 233 through the rotating bearing, wherein the inner ring of the rotating bearing abuts on the outer circumferential surface of the sliding sleeve 222, and the outer ring of the rotating bearing abuts on the inner circumferential surface of the clamping driving member 233, so that the rotating friction force between the sliding sleeve 222 and the clamping driving member 233 is greatly reduced, and the service life is longer.

In another embodiment of the present invention, as shown in fig. 2, a clamping connection post 2331 is protruded from the clamping driving member 233, and the output shaft of the clamping driving cylinder 232 is sleeved on the clamping connection post 2331 and fixed on the clamping connection post 2331 by a nut. Specifically, in the present embodiment, the installation convenience of the clamp driving cylinder 232 is greatly improved by the arrangement of the clamp connection post 2331, and the connection tightness between the output shaft of the clamp driving cylinder 232 and the clamp driving member 233 is ensured.

In another embodiment of the present invention, as shown in fig. 2, the first workpiece ejection assembly 240 includes a first ejection driving cylinder 241 and a first insertion and ejection member 242; the front end of the first protruding part 242 protrudes into the rotating spindle 220 and can rotate synchronously with the rotating spindle 220; the first ejection driving cylinder 241 is fixedly arranged on the lathe base 100, and an output shaft of the first ejection driving cylinder 241 is rotatably connected with the tail end of the first extending-in ejection piece 242; the first ejecting driving cylinder 241 drives the first inserting and ejecting member 242 to move back and forth in the rotating main shaft 220. Specifically, in this embodiment, the reciprocating movement of the first extending and ejecting member 242 is that the first ejecting driving cylinder 241 pushes the cylinder to stretch and retract through air pressure or oil pressure, so as to drive the first extending and ejecting member 242 to move forward and backward, and the structure is safe, stable and reliable, and the adjustment is fast and convenient.

In another embodiment of the present invention, as shown in fig. 2, a thrust bearing 243 is disposed between the first ejecting driving cylinder 241 and the first extending and ejecting member 242, one end of the thrust bearing 243 is rotatably connected to the first extending and ejecting member 242, and the other end of the thrust bearing 243 is fixedly connected to the output shaft of the first ejecting driving cylinder 241. Specifically, in this embodiment, by the arrangement of the thrust bearing 243, the synchronous rotation of the first protruding part 242 and the rotating main shaft 220 is realized, and the effective connection between the first protruding part 242 and the output shaft of the first protruding driving cylinder 241 is also realized, which has the advantages of simple structure and reliable connection.

In another embodiment of the present invention, as shown in fig. 3, the continuous feeding and loading device 300 includes a workpiece feeding vibration hopper 310, a feeding guide rail 320, a material placing pipe 330, and a workpiece loading unit 340; the workpiece feeding vibration hopper 310 and the workpiece loading unit 340 are adjacently arranged and fixedly mounted on the lathe base 100; the feeding guide 320 is connected with the workpiece feeding vibration hopper 310 to output the batches of workpieces fed into the vibration hopper 310 one by one; the material placing pipe 330 is fixedly disposed on the workpiece feeding unit 340 to receive the workpiece output by the feeding guide 320, and the workpiece feeding unit 340 drives the workpiece to convey the workpiece to the shaft-type workpiece chuck 200.

The following further describes the continuous feeding device 300 provided in the embodiment of the present invention: the continuous feeding and feeding device 300 realizes that workpieces are output one by one through the mutual cooperation among the workpiece feeding vibration hopper 310, the feeding guide rail 320, the material placing pipe 330 and the workpiece feeding unit 340; on one hand, batch workpieces in the workpiece feeding vibration hopper 310 are conveyed to the material placing pipe 330 in a set placing state by adopting the workpiece feeding vibration hopper 310 and the feeding guide rail 320, so that the structure is simple, and the conveying is stable; on the other hand, the workpiece feeding unit 340 drives the material placing pipe 330 to move, so as to convey the workpiece to the shaft workpiece chuck 200, and the conveying is accurate and stable. As can be seen, the continuous feeding and feeding device 300 effectively shortens the feeding time of the workpieces and greatly improves the production efficiency by the mutual assistance of the workpiece feeding vibration hopper 310, the feeding guide rail 320, the material placing pipe 330 and the workpiece feeding unit 340.

In another embodiment of the present invention, as shown in fig. 3, a feeding channel 311 that spirals up is disposed in the workpiece feeding vibration hopper 310, the lowest position of the feeding channel 311 is a feeding port and is located at the bottom of the workpiece feeding vibration hopper 310, the highest position of the feeding channel 311 is a discharging port and is located at the top of the workpiece feeding vibration hopper 310, and the discharging port of the feeding channel 311 is connected to the feeding port of the feeding guide 320. Specifically, in this embodiment, through the arrangement of the feeding channel 311 and the feeding guide rail 320, when the workpiece feeding vibration hopper 310 works, the workpiece feeding vibration hopper 310 can sort batches of workpieces with different postures along the feeding channel 311 and the feeding guide rail 320 and then output the workpieces one by one, and the structure is simple and the working efficiency is high.

In another embodiment of the present invention, as shown in fig. 3, the workpiece feeding unit 340 includes a workpiece longitudinal moving assembly 341 and a second workpiece ejecting assembly 342; the workpiece longitudinal moving assembly 341 is fixedly mounted on the lathe base 100, and the material placing pipe 330 and the second workpiece ejection assembly 342 are adjacently arranged and fixedly mounted on the workpiece longitudinal moving assembly 341; the workpiece longitudinal moving assembly 341 drives the material placing pipe 330 and the second workpiece ejection assembly 342 to move longitudinally, and one end of the second workpiece ejection assembly 342 extends into the material placing pipe 330 to eject the workpiece. Specifically, in the present embodiment, the longitudinal transfer and the transverse transfer of the workpiece oppositely placed in the material placing pipe 330 are realized by the mutual cooperation of the workpiece longitudinal moving assembly 341 and the second workpiece ejecting assembly 342, so that the workpiece feeding process can be adjusted simply and rapidly without manpower, and the workpiece can be fed rapidly and with high quality.

In another embodiment of the present invention, as shown in fig. 3, the workpiece longitudinal moving assembly 341 includes a longitudinal moving column 3411, a longitudinal moving cylinder 3412 and a longitudinal moving mounting seat 3413; the longitudinal moving column 3411 is fixedly installed on the lathe base 100, the longitudinal moving installation seat 3413 is slidably disposed on the longitudinal moving column 3411, the material placing pipe 330 and the second workpiece ejection assembly 342 are fixedly installed on the longitudinal moving installation seat 3413, the longitudinal moving cylinder 3412 is fixedly installed on the longitudinal moving column 3411, and an output shaft of the longitudinal moving cylinder 3412 is connected with the longitudinal moving installation seat 3413 to drive the longitudinal moving installation seat 3413, the material placing pipe 330 and the second workpiece ejection assembly 342 to move up and down. Specifically, in this embodiment, since the material placing tube 330 and the second workpiece ejection assembly 342 are fixedly mounted on the longitudinally movable mounting block 3413, when the longitudinally movable mounting block 3413 is driven by the longitudinally movable cylinder 3412 to move, the relative positions of the material placing tube 330 and the second workpiece ejection assembly 342 can be kept unchanged, and the second workpiece ejection assembly 342 can be ensured to accurately extend into the material placing tube 330 to eject a workpiece.

In another embodiment of the present invention, as shown in fig. 3, the second workpiece ejection assembly 342 comprises a second ejection driving cylinder 3421 and a second insertion and ejection member 3422; the front end of the second protrusion and ejection piece 3422 extends into the material placing pipe 330; the second ejecting driving cylinder 3421 is fixedly arranged on the longitudinally moving mounting seat 3413, and an output shaft of the second ejecting driving cylinder 3421 is connected with the tail end of the second extending and ejecting piece 3422; to drive the second push-in and push-out component 3422 to move back and forth in the material placing pipe 330. Specifically, in this embodiment, the second protrusion/ejection member 3422 reciprocates in such a way that the second protrusion/ejection driving cylinder 3421 drives the second protrusion/ejection member 3422 to move forward and backward by pushing the cylinder to stretch or retract by air pressure or oil pressure, so that the structure is safe, stable and reliable, and the adjustment is fast and convenient.

In another embodiment of the present invention, as shown in fig. 4, the turntable type fast reversing device 600 includes a reversing base 610, a rotary cylinder 620, a material placing turntable 630 and a third workpiece ejecting assembly 640; the reversing base 610 is fixedly arranged on the workbench 400, the material placing turntable 630 is rotatably arranged on the reversing base 610 and is provided with a material placing part 631 in a penetrating manner, the rotary cylinder 620 is fixedly arranged at the top of the material placing turntable 630, the end part of an output shaft of the rotary cylinder 620 is arranged in the material placing turntable 630 in a penetrating manner and is connected with the reversing base 610, and the rotary cylinder 620 drives the material placing turntable 630 to circumferentially rotate on the reversing base 610; the third workpiece ejection assembly 640 is disposed adjacent to the material placing turntable 630 and is fixedly mounted on the worktable 400, and one end of the third workpiece ejection assembly 640 may extend into the material placing portion 631 to eject a workpiece.

The following is to the fast reversing device 600 of the rotating disc type provided by the embodiment of the present invention for further explanation: the turntable type rapid reversing device 600 realizes the reversing of the workpiece through the mutual matching among the reversing base 610, the rotary cylinder 620, the material placing turntable 630 and the third workpiece ejection assembly 640. After one end of the workpiece is machined, the shaft-type workpiece chuck 200 is pushed to the material placing part 631 on the material placing turntable 630, then the rotary cylinder 620 drives the material placing turntable 630 to rotate 180 degrees in the circumferential direction on the reversing base 610, and then one end of the third workpiece ejection assembly 640 extends into the material placing part 631 to eject the workpiece into the shaft-type workpiece chuck 200, at this time, the machined end of the workpiece is inserted into the shaft-type workpiece chuck 200, and the unprocessed end is exposed outside, so that both ends of the workpiece can be machined, and the shaft-type workpiece chuck is practical, convenient and efficient.

In another embodiment of the present invention, as shown in fig. 4, the material placing part 631 includes material placing holes 6311 symmetrically formed at two ends of the material placing turntable 630 and material placing strip-shaped grooves 6312 radially penetrating through two ends of the material placing turntable 630 to communicate with the material placing holes 6311. Specifically, in this embodiment, through the mutual cooperation between the material placing hole 6311 and the material placing strip-shaped groove 6312, the workpiece can enter the material placing turntable 630, and the phenomenon that the machined end of the workpiece is damaged due to collision of the workpiece is avoided.

In another embodiment of the present invention, as shown in fig. 4, the third workpiece ejection assembly 640 includes a third ejection driving cylinder 641 and a third insertion ejector 642; the front end of the third inserting and ejecting piece 642 extends into the material placing hole 6311 and the material placing strip-shaped groove 6312; the third ejecting driving cylinder 641 is fixedly arranged on the workbench 400, and an output shaft of the third ejecting driving cylinder 641 is connected with the end of the third inserting and ejecting member 642; so as to drive the third inserting and ejecting piece 642 to move back and forth in the material placing hole 6311 and the material placing strip-shaped groove 6312. Specifically, in this embodiment, the third extending and ejecting member 642 reciprocates such that the third ejecting and driving cylinder 641 pushes the cylinder to extend and retract by air pressure or oil pressure, so as to drive the third extending and ejecting member 642 to move forward and backward, and the structure is safe, stable and reliable, and the adjustment is fast and convenient.

In another embodiment of the present invention, as shown in fig. 4, the third workpiece ejection assembly 640 further includes a driving cylinder mounting seat 643, the driving cylinder mounting seat 643 is fixedly disposed on the working table 400, the third ejection driving cylinder 641 is fixedly mounted on the driving cylinder mounting seat 643, and a through hole for the output shaft of the third ejection driving cylinder 641 to pass through is formed in the driving cylinder mounting seat 643. Specifically, in the present embodiment, by providing the driving cylinder mount 643, the overall accuracy of mounting the third ejection driving cylinder 641 is improved, and the driving cylinder mount 643 has a large structural strength, uniform internal stress, and sufficient rigidity, so that the stable operation of the third ejection driving cylinder 641 can be ensured.

In another embodiment of the present invention, as shown in fig. 4, the third protrusion 642 is at the same height as the material placing hole 6311 and the material placing bar-shaped groove 6312, and the third protrusion 642 is adapted to the shape of the material placing hole 6311 and the material placing bar-shaped groove 6312. Specifically, in this embodiment, since the height and the shape of the third protruding member 642 are both adapted to the material placing hole 6311 and the material placing groove 6312, the third protruding member 642 is more smooth in the process of moving back and forth in the material placing hole 6311 and the material placing groove 6312, and will not generate friction or jamming, and the service life is longer.

In another embodiment of the present invention, as shown in fig. 5, the double-blade gang tool 500 includes a turning plane cutter 510 for finishing plane dimension processing on the workpiece on the shaft-like workpiece chuck 200 and a hole turning cutter 520 for finishing inner hole dimension processing on the workpiece on the shaft-like workpiece chuck 200, wherein the turning plane cutter 510 and the hole turning cutter 520 are adjacently disposed and fixedly mounted on the worktable 400. Specifically, in this embodiment, through will facing cutter 510 with hole turning cutter 520 makes up into one double knives gang tool 500, double knives gang tool 500 by workstation 400 drive is in proper order right the processing of two sets of sizes of plane size and hole size is accomplished to the work piece on the axle type work piece chuck 200, workstation 400 does not need the rotational position, has reduced the wearing and tearing of relevant equipment, has prolonged life, has reduced manufacturing cost, has improved machining precision and work efficiency simultaneously.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A table top lathe, comprising:

a lathe base which is stably placed on the ground;

2. The table top lathe of claim 1 wherein: the shaft workpiece chuck comprises a chuck shell, a rotating main shaft, a clamping driving assembly and a first workpiece ejection assembly; the chuck shell is fixedly arranged on the lathe base, and the rotating main shaft is rotatably arranged in the chuck shell; one end of the rotating main shaft extends outwards to form a claw seat, and the other end of the rotating main shaft is provided with a sliding sleeve which is connected with the claw seat and enables a clamping jaw on the claw seat to expand or contract; the clamping driving assembly is fixedly arranged on one side of the chuck shell and is connected with the sliding sleeve so as to drive the sliding sleeve to move in the rotating main shaft; the first workpiece ejection assembly is fixedly arranged on the lathe base, and one end of the first workpiece ejection assembly extends into the rotating main shaft so as to eject a workpiece.

3. The table top lathe of claim 2 wherein: the clamping driving assembly comprises a clamping driving seat, a clamping driving cylinder and a clamping driving piece; the clamping driving seat is fixedly arranged on one side of the chuck shell, the clamping driving piece is sleeved outside the sliding sleeve and is connected with the sliding sleeve, the tail end of the clamping driving cylinder is hinged to the clamping driving seat, and the output shaft of the clamping driving cylinder is fixedly connected with the clamping driving piece so as to drive the clamping driving piece and the sliding sleeve to move back and forth.

4. The table top lathe of claim 2 wherein: the first workpiece ejection assembly comprises a first ejection driving cylinder and a first extending-in ejection piece; the front end of the first extending and ejecting piece extends into the rotating main shaft and can synchronously rotate along with the rotating main shaft; the first ejection driving cylinder is fixedly arranged on the lathe base, and an output shaft of the first ejection driving cylinder is rotatably connected with the tail end of the first insertion ejection piece; the first ejection driving cylinder drives the first extending and ejecting piece to move back and forth in the rotating main shaft.

5. The table top lathe of claim 1 wherein: the continuous feeding device comprises a workpiece feeding vibration hopper, a feeding guide rail, a material placing pipe and a workpiece feeding unit; the workpiece feeding vibration hopper and the workpiece feeding unit are adjacently arranged and fixedly mounted on the lathe base; the feeding guide rail is connected with the workpiece feeding vibration hopper so as to output batch workpieces in the workpiece feeding vibration hopper one by one; the material placing pipe is fixedly arranged on the workpiece feeding unit to receive the workpiece output by the feeding guide rail, and the workpiece feeding unit drives the workpiece feeding unit to convey the workpiece to the shaft workpiece chuck.

6. The table top lathe of claim 5 wherein: the workpiece feeding unit comprises a workpiece longitudinal moving assembly and a second workpiece ejection assembly; the workpiece longitudinal moving assembly is fixedly arranged on the lathe base, and the material placing pipe and the second workpiece ejection assembly are adjacently arranged and fixedly arranged on the workpiece longitudinal moving assembly; the workpiece longitudinal moving assembly drives the material placing pipe and the second workpiece ejection assembly to move longitudinally, and one end of the second workpiece ejection assembly extends into the material placing pipe to eject a workpiece.

7. The table top lathe of claim 1 wherein: the rotating disc type quick reversing device comprises a reversing base, a rotary cylinder, a material placing rotating disc and a third workpiece ejection assembly; the reversing base is fixedly arranged on the workbench, the material placing turntable is rotatably arranged on the reversing base and is provided with a material placing part in a penetrating manner, the rotating cylinder is fixedly arranged at the top of the material placing turntable, the end part of an output shaft of the rotating cylinder penetrates through the material placing turntable and is connected with the reversing base, and the rotating cylinder drives the material placing turntable to rotate circumferentially on the reversing base; the third workpiece ejection assembly is adjacent to the material placing turntable and is fixedly arranged on the workbench, and one end of the third workpiece ejection assembly can extend into the material placing part to eject the workpiece.

8. The table top lathe of claim 7 wherein: the material placing part comprises material placing holes symmetrically formed in two ends of the material placing rotary disc and material placing strip-shaped grooves radially penetrating through the two ends of the material placing rotary disc and communicated with the two material placing holes.

9. The table top lathe of claim 1 wherein: the double-cutter combined tool comprises a turning plane cutter and a hole turning cutter, wherein the turning plane cutter is used for finishing plane size machining of a workpiece on the shaft workpiece chuck, the hole turning cutter is used for finishing inner hole size machining of the workpiece on the shaft workpiece chuck, and the turning plane cutter and the hole turning cutter are adjacently arranged and fixedly installed on the workbench.