CN218136347U

CN218136347U - Auxiliary device for lathe

Info

Publication number: CN218136347U
Application number: CN202222702348.8U
Authority: CN
Inventors: 刘伟; 唐小雪; 吴冬梅; 武小越
Original assignee: Sichuan Engineering Technical College
Current assignee: Sichuan Engineering Technical College
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2022-12-27
Anticipated expiration: 2032-10-13

Abstract

The application discloses auxiliary device for lathe, which comprises a supporting rack, location frock and multiunit stop gear, the support frame is used for dismantling to be connected in subaerial, the location frock sets up in the top of support frame, set up the locating hole that is used for the major axis part to pass on the location frock, multiunit stop gear is ring array around the locating hole center and arranges in the locating hole lateral wall, and multiunit stop gear is located the tip in the locating hole and all is used for with major axis part sliding contact, this application has but the exclusive use, can effectively assist the rotary motion of major axis part, need not to relapse the dismouting, work efficiency's advantage has been improved.

Description

Auxiliary device for lathe

Technical Field

The application relates to axle type parts machining technical field especially relates to an auxiliary device for lathe.

Background

When a lathe is used for processing a long shaft part, the length of the part exceeds the outer side of a main shaft box more, if no auxiliary tool is adopted, the part is extremely difficult to process and safety accidents can also occur, for example, the long shaft part can be flapped and bent or other safety accidents can be caused when a main shaft of the lathe rotates, so that the auxiliary tool needs to be arranged to be matched with the rotation of the long shaft part, the auxiliary tool extending on the lathe is temporarily assembled to be matched with the rotation of the long shaft part at present, the auxiliary tool needs to be detached (so as to process other parts) after the processing is finished, the utilization rate is low, the original space of the lathe is limited, the auxiliary tool is not easy to assemble, the auxiliary tool is frequently disassembled and assembled, the operation is complex, the working efficiency is low, and the lathe is easy to damage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a main aim at provides an auxiliary device for lathe aims at solving current major axis part and adds the technical problem that needs equipment auxiliary fixtures on the lathe, and it is more loaded down with trivial details to relapse the dismouting, and work efficiency is low during processing.

In order to realize the above-mentioned purpose, the application provides an auxiliary device for lathe, including support frame, location frock and multiunit stop gear, the support frame is used for dismantling to connect in subaerial, and the location frock sets up in the top of support frame, sets up the locating hole that is used for the major axis part to pass on the location frock, and multiunit stop gear is annular array around the locating hole center and arranges in the locating hole lateral wall, and multiunit stop gear is located the tip in the locating hole and all is used for with major axis part sliding contact.

Optionally, the limiting mechanism comprises a connecting sleeve, an adjusting rod assembly, a telescopic cylinder, a limiting structure and a top wheel, the connecting sleeve is connected to the side wall of the positioning hole, a first movable hole and a second movable hole which are communicated are formed in the connecting sleeve, the diameter of the second movable hole is larger than that of the first movable hole, the adjusting rod assembly movably penetrates through the first movable hole, one section of the adjusting rod assembly extends into the second movable hole, one section of the telescopic cylinder is arranged in the second movable hole, one section of the adjusting rod assembly, which is located in the second movable hole, is located in the second movable hole through a telescopic cylinder threaded sleeve, the limiting structure is arranged between the second movable hole and the telescopic cylinder, so that the telescopic cylinder can linearly stretch out and retract, the top wheel is movably connected to one end, extending out of the second movable hole, the top wheel is used for being in sliding contact with the long shaft part, and the rotation direction of the top wheel is the same as that of the long shaft part rotates.

Optionally, the limiting structure comprises a guide groove and a limiting block in sliding fit with the guide groove; wherein, the guide way is seted up in second activity downthehole wall, and the stopper sets up in flexible section of thick bamboo outer wall, and perhaps, the guide way is seted up in flexible section of thick bamboo outer wall, and the stopper sets up in second activity downthehole wall.

Optionally, the adjusting rod assembly comprises an adjusting screw rod and a rotating disk, the adjusting screw rod movably penetrates through the first movable hole, the adjusting screw rod is in threaded connection with the telescopic cylinder, and the rotating disk is connected to one end, extending out of the first movable hole, of the adjusting screw rod.

Optionally, a ball bearing is arranged in the connecting sleeve, and the ball bearing is sleeved on the adjusting screw rod.

Optionally, a pin shaft is arranged at one end of the telescopic cylinder extending out of the second movable hole, and the top wheel is movably sleeved on the pin shaft.

Optionally, stop gear still includes the check lock lever, and the check lock lever screw thread runs through the connecting sleeve, and the one end of check lock lever is used for supporting tightly telescopic cylinder.

Optionally, the positioning tool includes a base and a positioning sleeve, the base is disposed at the top of the support frame, the positioning sleeve is disposed at the top of the base, the positioning hole is disposed inside the positioning sleeve, and the connecting sleeve radially penetrates through a side wall of the positioning sleeve along the positioning sleeve.

Optionally, the base comprises an adjusting plate and a support member, the adjusting plate is detachably connected to the top of the support frame, the support member is detachably connected to the top of the adjusting plate, and the positioning sleeve is connected to the top of the support member.

Optionally, the bottom of the support frame is provided with a plurality of fixing screw holes.

The beneficial effect that this application can realize as follows:

support frame in this application can be dismantled and connect in subaerial, need not to assemble on the lathe, but the independent utility, can specifically set up the installation distance with the lathe according to major axis part length, do not receive the restriction of lathe space limitation, more be favorable to reducing the major axis part and get rid of curved risk, it is more nimble to use, avoid relapseing dismouting complex operation, during operation, the locating hole in the location frock on the support frame is passed to the one end that makes the major axis part stretch out the lathe, then tip and major axis part sliding contact through multiunit stop gear, the major axis part is when turning under the lathe main shaft effect, multiunit stop gear can be radial spacing to the major axis part, prevent that the major axis part from radially deflecting and taking place to get rid of curved risk, stop gear tip and major axis part sliding contact simultaneously, do not influence the rotation of part again, thereby major axis part processingquality has been guaranteed.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings that are needed in the detailed description of the present application or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of an auxiliary device for a lathe according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of a connection structure of a positioning tool and a limiting mechanism in an embodiment of the application;

FIG. 3 is a schematic structural diagram of a limiting mechanism in an embodiment of the present application;

fig. 4 is a schematic structural diagram of an auxiliary device for a lathe used in cooperation with the lathe in an embodiment of the present application.

Reference numerals:

100-support frame, 110-fixed screw hole, 200-positioning tool, 210-base, 211-adjusting plate, 212-support piece, 220-positioning sleeve, 221-positioning hole, 300-limiting mechanism, 310-connecting sleeve, 311-first movable hole, 312-second movable hole, 320-adjusting rod assembly, 321-adjusting screw rod, 322-rotating disc, 330-telescopic cylinder, 340-limiting structure, 341-guide groove, 342-limiting block, 350-top wheel, 360-ball bearing, 370-pin shaft, 380-locking rod, 400-long shaft part and 500-lathe.

The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It should be noted that all directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture, if the specific posture is changed, the directional indicators are changed accordingly.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope claimed in the present application.

Examples

Referring to fig. 1 to 4, the present embodiment provides an auxiliary device for a lathe, including a support frame 100, a positioning tool 200, and a plurality of sets of limiting mechanisms 300, where the support frame 100 is used for being detachably connected to the ground, the positioning tool 200 is disposed at the top of the support frame 100, a positioning hole 221 for a long axis part 400 to pass through is disposed on the positioning tool 200, the plurality of sets of limiting mechanisms 300 are disposed on a side wall of the positioning hole 221 in an annular array around a center of the positioning hole 221, and end portions of the plurality of sets of limiting mechanisms 300 located in the positioning hole 221 are all used for being in sliding contact with the long axis part 400.

In this embodiment, the support frame 100 is detachably connected to the ground, and does not need to be assembled on the lathe 500, and can be used independently, the installation distance to the lathe 500 can be specifically set according to the length of the long-axis part 400, and is not limited by the limitation of the space of the lathe 500, which is more favorable for reducing the risk of the long-axis part 400 from bending, and the use is more flexible, and the repeated disassembling and assembling operation is avoided, during the operation, one end of the long-axis part 400 extending out of the lathe 500 penetrates through the positioning hole 221 in the positioning tool 200 on the support frame 100, and then the end of the multiple groups of limiting mechanisms 300 is in sliding contact with the long-axis part 400, when the long-axis part 400 rotates under the action of the spindle of the lathe 500, the multiple groups of limiting mechanisms 300 can radially limit the long-axis part 400, so as to prevent the risk of the bending caused by the radial deflection of the long-axis part 400, and meanwhile, the end of the limiting mechanisms 300 are in sliding contact with the long-axis part 400, and do not affect the rotation of the part, thereby ensuring the processing quality of the long-axis part 400.

As an optional implementation manner, the limiting mechanism 300 includes a connecting sleeve 310, an adjusting rod assembly 320, a telescopic cylinder 330, a limiting structure 340 and a top wheel 350, the connecting sleeve 310 is connected to the side wall of the positioning hole 221, a first moving hole 311 and a second moving hole 312 are formed in the connecting sleeve 310, the diameter of the second moving hole 312 is larger than that of the first moving hole 311, the adjusting rod assembly 320 movably penetrates through the first moving hole 311, a section of the adjusting rod assembly 320 extends into the second moving hole 312, a section of the telescopic cylinder 330 is disposed in the second moving hole 312, the telescopic cylinder 330 is threadedly sleeved on a section of the adjusting rod assembly 320 located in the second moving hole 312, the limiting structure 340 is disposed between the second moving hole 312 and the telescopic cylinder 330, so that the telescopic cylinder 330 linearly extends, the top wheel 350 is movably connected to one end of the telescopic cylinder 330 extending out of the second moving hole 312, the top wheel 350 is used for sliding contact with the long shaft part 400, and the rotation direction of the top wheel 350 is the same as the rotation direction of the long shaft part 400.

In this embodiment, during operation, the adjusting rod assembly 320 is rotated, the telescopic cylinder 330 cannot rotate along with the limiting structure 340, and the adjusting rod assembly 320 is in threaded connection with the telescopic cylinder 330, so that the rotational motion of the adjusting rod assembly 320 is converted into the linear motion of the telescopic cylinder 330, the telescopic cylinder 330 can be driven to move close to the long-axis part 400 by rotating the adjusting rod assembly 320, the telescopic cylinder 330 extends out of the second movable hole 312 until the top wheel 350 at the tail end of the telescopic cylinder 330 contacts with the long-axis part 400, the operation is convenient and fast, the clamping device is suitable for clamping of various long-axis parts 400 with different diameters, the universality is good, the top wheel 350 contacts with the long-axis part 400, the top wheel 350 can rotate in coordination with the rotation of the long-axis part 400, the friction force is low, and the device has good radial limiting and guiding effects, and the top wheel 350 can adopt a ball bearing.

As an alternative embodiment, the limiting structure 340 includes a guide groove 341 and a limiting block 342 slidably engaged with the guide groove 341; the guide groove 341 is disposed on the inner wall of the second movable hole 312, and the limiting block 342 is disposed on the outer wall of the telescopic cylinder 330, or the guide groove 341 is disposed on the outer wall of the telescopic cylinder 330, and the limiting block 342 is disposed on the inner wall of the second movable hole 312.

In this embodiment, the guide groove 341 and the limiting block 342 slidably engaged therewith form the limiting structure 340, so that the telescopic cylinder 330 can be limited to move only linearly, and the arrangement relationship between the guide groove 341 and the limiting block 342 can be realized according to the above two ways.

In other embodiments, the limiting structure 340 includes a guiding rail (not shown) disposed on an inner wall of the second movable hole 312, and the telescopic cylinder 330 is slidably connected to the guiding rail, so as to achieve better guiding and limiting effects.

As an alternative embodiment, the adjusting rod assembly 320 includes an adjusting screw rod 321 and a rotating disk 322, the adjusting screw rod 321 movably penetrates through the first movable hole 311, the adjusting screw rod 321 is in threaded connection with the telescopic cylinder 330, and the rotating disk 322 is connected to one end of the adjusting screw rod 321 extending out of the first movable hole 311. The ball bearing 360 is disposed in the connecting sleeve 310, and the ball bearing 360 is sleeved on the adjusting screw 321.

In this embodiment, in operation, the rotation disc 322 is manually rotated from the outside to drive the adjusting screw rod 321 to rotate, so as to drive the telescopic cylinder 330 to extend and retract in the second movable hole 312, wherein the ball bearing 360 can cooperate with the rotation of the adjusting screw rod 321 to realize the movable connection between the adjusting screw rod 321 and the connecting sleeve 310.

As an optional embodiment, a pin 370 is disposed at an end of the telescopic cylinder 330 extending out of the second movable hole 312, the top wheel 350 is movably sleeved on the pin 370, and the top wheel 350 can flexibly rotate around the pin 370 and is not easily separated.

As an alternative embodiment, the limiting mechanism 300 further includes a locking rod 380, the locking rod 380 is threaded through the connecting sleeve 310, and one end of the locking rod 380 is used for abutting against the telescopic cylinder 330.

In this embodiment, after the telescopic cylinder 330 is adjusted to a proper position, the screw locking rod 380 is screwed in to further lock the telescopic cylinder 330 under the self-locking effect of the screw threads of the telescopic cylinder 330 and the adjusting screw rod 321, so as to prevent the telescopic cylinder 330 from loosening, thereby ensuring the stability of clamping the long shaft part 400.

As an alternative embodiment, the positioning tool 200 includes a base 210 and a positioning sleeve 220, the base 210 is disposed on the top of the supporting frame 100, the positioning sleeve 220 is disposed on the top of the base 210, the positioning hole 221 is opened inside the positioning sleeve 220, and the connecting sleeve 310 radially penetrates through a side wall of the positioning sleeve 220 along the positioning sleeve 220.

In this embodiment, the base 210 plays a role of supporting the positioning sleeve 220, when in operation, the long axis part 400 passes through the positioning sleeve 220, at this time, the long axis part 400 is concentric with the positioning sleeve 220, and then the top wheels 350 at one end of all the telescopic cylinders 330 are tightly abutted to the long axis part 400, so that the operation is convenient and fast.

It should be noted that, at this time, the rotating disc 322 is located outside the positioning sleeve 220, the top wheel 350 is located inside the positioning sleeve 220, the locking rods 380 can be disposed on the positioning sleeve 220 in a threaded manner, and the locking rods 380 are also distributed in an annular array, so that the locking rods 380 can be directly operated from the outside of the positioning sleeve 220 to lock the telescopic cylinder 330.

As an alternative embodiment, the base 210 includes an adjusting plate 211 and a support 212, the adjusting plate 211 is detachably connected to the top of the supporting frame 100, the support 212 is detachably connected to the top of the adjusting plate 211, and the positioning sleeve 220 is connected to the top of the support 212.

In this embodiment, the adjusting plate 211 can be detachably connected to the top of the supporting frame 100 through a bolt, so that the adjusting plate 211 with different thicknesses can be replaced, and then the adjusting plate 211 can be detachably connected to the supporting member 212 through a bolt, so that the height of the positioning sleeve 220 can be adjusted, and the positioning sleeve 220 can be used in cooperation with lathes 500 with different specifications (the height positions of the main shafts of the lathes 500 with different specifications are slightly different), so that the axial lines of the main shafts of the positioning sleeve 220 and the lathes 500 are concentric, and the universality is improved.

In other embodiments, the base 210 is a unitary structure and the support 100 is a crane, for example, the support 100 uses a scissor-type hydraulic lifting platform, which can automatically adjust the height of the positioning sleeve 220.

As an alternative embodiment, a plurality of fixing screw holes 110 are formed at the bottom of the supporting frame 100, and the supporting frame 100 can be fixed on the ground through the fixing screw holes 110 in cooperation with an anchor bolt, and is also convenient to detach, so that the supporting frame 100 can be fixed at a corresponding position according to the actual length of the long shaft part 400 extending out of the lathe 500.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.

Claims

1. An auxiliary device for a lathe, comprising:

the support frame is used for being detachably connected to the ground;

the positioning tool is arranged at the top of the support frame, and a positioning hole for the long shaft part to pass through is formed in the positioning tool;

the limiting mechanisms are arranged on the side walls of the positioning holes in an annular array mode around the centers of the positioning holes, and the end portions, located in the positioning holes, of the limiting mechanisms are all used for being in sliding contact with the long shaft parts.

2. An auxiliary device for a lathe as set forth in claim 1, wherein said limit mechanism comprises:

the connecting sleeve is connected to the side wall of the positioning hole, a first movable hole and a second movable hole which are communicated are formed in the connecting sleeve, and the diameter of the second movable hole is larger than that of the first movable hole;

the adjusting rod assembly movably penetrates through the first movable hole, and one section of the adjusting rod assembly extends into the second movable hole;

one section of the telescopic cylinder is arranged in the second movable hole, and the telescopic cylinder is sleeved on one section of the adjusting rod assembly in the second movable hole in a threaded manner;

the limiting structure is arranged between the second movable hole and the telescopic cylinder so as to enable the telescopic cylinder to linearly extend and retract;

the top wheel is movably connected to one end, extending out of the second movable hole, of the telescopic cylinder, and is used for being in sliding contact with the long shaft part, and the rotating direction of the top wheel is the same as that of the long shaft part.

3. An auxiliary device for a lathe as claimed in claim 2, wherein said stopper structure comprises a guide groove and a stopper slidably fitted in said guide groove; the guide groove is formed in the inner wall of the second movable hole, the limiting block is arranged on the outer wall of the telescopic cylinder, or the guide groove is formed in the outer wall of the telescopic cylinder, and the limiting block is arranged on the inner wall of the second movable hole.

4. An auxiliary device for a lathe as defined in claim 2, wherein the adjustment rod assembly comprises:

the adjusting screw rod movably penetrates through the first movable hole and is in threaded connection with the telescopic cylinder;

the rotating disc is connected to one end, extending out of the first movable hole, of the adjusting screw rod.

5. An auxiliary device for a lathe as set forth in claim 4, wherein a ball bearing is provided in the connecting sleeve, and the ball bearing is fitted over the adjusting screw.

6. The auxiliary device for a lathe as claimed in claim 2, wherein a pin is provided at an end of the telescopic cylinder extending out of the second movable hole, and the top wheel is movably sleeved on the pin.

7. The auxiliary device for the lathe as claimed in claim 2, wherein the limiting mechanism further comprises a locking rod, the locking rod penetrates through the connecting sleeve in a threaded mode, and one end of the locking rod is used for abutting against the telescopic cylinder.

8. An auxiliary device for a lathe as claimed in any one of claims 2 to 7, wherein the positioning tool comprises:

the base is arranged at the top of the support frame;

the positioning sleeve is arranged at the top of the base, the positioning hole is formed in the positioning sleeve, and the connecting sleeve penetrates through the side wall of the positioning sleeve along the radial direction of the positioning sleeve.

9. An auxiliary device for a lathe as defined in claim 8, wherein the base comprises:

the adjusting plate is detachably connected to the top of the supporting frame;

the support piece is detachably connected to the top of the adjusting plate, and the positioning sleeve is connected to the top of the support piece.

10. The auxiliary device for a lathe as claimed in claim 1, wherein the bottom of the supporting frame is provided with a plurality of fixing screw holes.