CN216939499U

CN216939499U - Automatic change control lathe anchor clamps

Info

Publication number: CN216939499U
Application number: CN202123289587.7U
Authority: CN
Inventors: 李晓龙
Original assignee: Zhejiang Dingxin Aerospace Technology Co ltd
Current assignee: Zhejiang Dingxin Aerospace Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-12
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses an automatic control lathe fixture which comprises a lathe, wherein a bottom plate is fixedly connected in the middle of the top end of the lathe, a clamping mechanism is installed at the top end of the bottom plate, a handle is fixedly connected to the end part of a double-head threaded rod, the outer side of the double-head threaded rod is rotatably connected with a shell through a bearing, and the bottom end of the shell is attached to the middle of the top end of the bottom plate. This automatic change control lathe fixture, the handle rotates and drives the bearing that double-end threaded rod passes through both sides and just reverse rotation in the casing, double-end threaded rod just reverse rotation makes the cover piece of both sides pass through the slider respectively in the spout in the casing with in or with outer slip, the cover piece drives the riser and moves in the recess on the casing with in or with outer, make the splint of both sides adjust the centre gripping according to the specification of work piece, need not to change, can the part of the different specifications of single anchor clamps centre gripping, application range is extensive, it still needs to change the pillar to have solved this anchor clamps, the work piece of the different specifications of single anchor clamps centre gripping can not, the single problem of application range.

Description

Automatic change control lathe anchor clamps

Technical Field

The utility model relates to the technical field of lathe fixtures, in particular to an automatic control lathe fixture.

Background

The lathe fixture is used for processing the inner and outer revolution surfaces and the end surfaces of a workpiece on a lathe, and most of the lathe fixtures are arranged on the main shaft; a small number of the lathe fixtures are arranged on a saddle or a lathe bed, and the lathe fixtures are divided into the following parts according to different workpiece positioning modes: centering type (mandrel type), chuck type, angle iron type, pattern disc type and the like,

for example, patent No. 201921282715.5's an automatic control turning attachment belongs to the turning attachment field, an automatic control turning attachment, including installing in the disk seat of lathe pivot right-hand member, disk seat outer end is equipped with the processing seat, though this anchor clamps need not change whole turning attachment, only need change the pillar of corresponding specification can, but this anchor clamps still need change the pillar, can not the work piece of the different specifications of single anchor clamps centre gripping, the problem that application range is single, the problem that the whole dismantlement of being not convenient for of this anchor clamps is changed or is maintained exists simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic control lathe fixture, which solves the problems that the fixture proposed in the background art still needs to replace a support column, cannot clamp workpieces with different specifications by a single fixture and has a single use range.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic control lathe fixture comprises a lathe, wherein a bottom plate is fixedly connected to the middle of the top end of the lathe, and a clamping mechanism is installed at the top end of the bottom plate;

the clamping mechanism comprises a double-end threaded rod, a handle, a bearing, a shell, a sleeve block, a sliding groove, a vertical plate, a groove and a clamping plate;

the tip rigid coupling of double threaded rod has the handle, the outside of double threaded rod is passed through the bearing and is rotated with the casing and link to each other, the bottom of casing is laminated with the top intermediate phase of bottom plate, double threaded rod's both sides outer wall threaded connection has the cover piece, the tip rigid coupling of cover piece has the slider, slider and spout slip joint, the below inner wall at the casing is seted up to the spout, the top rigid coupling of cover piece has the riser, the outer wall clearance fit of riser is fluted, the recess is seted up at the middle inner wall in the top of casing, the inboard rigid coupling in top of riser has splint. Need not to change, can the part of different specifications of single anchor clamps centre gripping, application range is extensive.

Preferably, the outer wall of the handle is processed with abrasive grains. The rotational friction is increased.

Preferably, the sliding block and the sliding groove form a sliding structure. The slide block slides left and right in the slide groove.

Preferably, the clamping plates are symmetrically arranged about the lathe. The workpiece is clamped stably.

Preferably, the four corners of the bottom end of the lathe are fixedly connected with bases. The bases at the four corners enable the lathe to be stably supported on the ground.

Preferably, an installation mechanism is installed on the lower outer side of the shell;

the mounting mechanism comprises a gear, a rotating rod, a pin shaft, a supporting plate, a rack, a cross rod, a sleeve plate, a clamping groove and a cross block;

the middle front end rigid coupling of gear has the bull stick, the gear rotates with the backup pad through the round pin axle and links to each other, the inboard rigid coupling of backup pad is in the top outside of bottom plate, the gear links to each other with the rack toothing, the top rigid coupling of rack has the horizontal pole, the inboard outer wall clearance fit of horizontal pole has the lagging, the tip rigid coupling of lagging is on the outside top of bottom plate, the inboard outer wall joint of horizontal pole has the draw-in groove, the inner wall in the middle of the outside of horizontal pole is seted up to the draw-in groove, the inboard rigid coupling of horizontal pole is in the outside below of casing. The clamp in the shell can be integrally disassembled, replaced or maintained.

Preferably, the outer wall of the outer side of the rotating rod is sleeved with a rubber ring. Avoiding the hands from being taken off when the gear is rotated.

Preferably, the cross bar is symmetrically disposed about the housing. The installation of the shell is stable.

Compared with the prior art, the utility model has the beneficial effects that: compared with the prior art, the automatic control lathe fixture has the following advantages:

through the matching between the double-threaded rod, the handle, the bearing, the shell, the sleeve blocks, the sliding chutes, the vertical plates, the grooves and the clamping plates, the rotating handle drives the double-threaded rod to rotate forwards and backwards in the shell through the bearings on the two sides, the sleeve blocks on the two sides respectively slide inwards and outwards in the sliding chutes in the shell through the sliding blocks in the forward and backward rotation of the double-threaded rod, and the sleeve blocks drive the vertical plates to move inwards and outwards in the grooves on the shell, so that the clamping plates on the two sides adjust clamping according to the specification of a workpiece without replacement, parts with different specifications can be clamped by a single clamp, the application range is wide, and the problems that the clamp still needs to replace a support column, cannot clamp workpieces with different specifications and has a single application range are solved;

through the gear, the bull stick, the round pin axle, the backup pad, the rack, the horizontal pole, the lagging, the draw-in groove, cooperation between horizontal piece and the fixture, press the bull stick downwards, the bull stick drives the gear and rotates to the outside in the backup pad through the round pin axle, through the engaging force in the middle of gear and rack, make the rack drive the horizontal pole and remove to the outside in the lagging, the horizontal pole of both sides leaves the draw-in groove on the horizontal piece of casing both sides, can make the whole dismantlement of anchor clamps in the casing change or maintenance, the problem of the whole dismantlement change or maintenance of being not convenient for of this anchor clamps has been solved.

Drawings

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

FIG. 2 is a schematic view of the structure of the gear, rack and crossbar of FIG. 1;

FIG. 3 is a schematic structural view of the slider, the chute and the housing of FIG. 1;

fig. 4 is a schematic view of the structure of the double-headed threaded rod, the bearing and the housing of fig. 1.

In the figure: 1. lathe, 2, base, 3, bottom plate, 4, fixture, 401, double-end threaded rod, 402, handle, 403, bearing, 404, casing, 405, nest block, 406, slider, 407, spout, 408, riser, 409, recess, 410, splint, 5, installation mechanism, 501, gear, 502, bull stick, 503, round pin axle, 504, backup pad, 505, rack, 506, horizontal pole, 507, nest plate, 508, draw-in groove, 509, horizontal piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an automatic control lathe fixture comprises a lathe 1, a bottom plate 3 is fixedly connected to the middle of the top end of the lathe 1, a clamping mechanism 4 is installed at the top end of the bottom plate 3, the clamping mechanism 4 comprises a double-threaded rod 401, a handle 402, a bearing 403, a shell 404, a sleeve block 405, a sliding block 406, a sliding groove 407, a vertical plate 408, a groove 409 and a clamping plate 410, the handle 402 is fixedly connected to the end portion of the double-threaded rod 401, the outer side of the double-threaded rod 401 is rotatably connected with the shell 404 through the bearing 403, the double-threaded rod 401 is driven to rotate forward and backward in the shell 404 through the bearing 403 on two sides, the bottom end of the shell 404 is attached to the middle of the top end of the bottom plate 3, the sleeve blocks 405 are connected to the outer walls on two sides of the double-threaded rod 401 in a threaded manner, the sliding block 406 is fixedly connected to the end portion of the sleeve block 405, the sliding block 406 is slidably clamped with the sliding groove 407, the sliding groove 407 is arranged on the inner wall below the shell 404, the sleeve blocks 405 on two sides are respectively enabled to rotate forward and backward through the sliding block 406 in the sliding groove 407 in the shell 404, and the spout 407 prevents the slider 406 from derailing, the top of the nest 405 is fixedly connected with a riser 408, the outer wall of the riser 408 is in clearance fit with a groove 409, the groove 409 is arranged on the upper middle inner wall of the housing 404, the upper inner side of the riser 408 is fixedly connected with a clamp plate 410, the nest 405 drives the riser 408 to move in or out of the groove 409 on the housing 404, so that the clamp plates 410 on the two sides adjust clamping according to the specification of the workpiece, the outer wall of the handle 402 is processed with grinding lines to increase the rotating friction force, the slider 406 and the spout 407 form a sliding structure, the slider 406 slides in the spout 407 from side to side, the clamp plates 410 are symmetrically arranged about the lathe 1, so that the workpiece is stably clamped.

The four corners of the bottom end of the lathe 1 are fixedly connected with bases 2, and the bases 2 at the four corners enable the lathe 1 to be stably supported on the ground.

The outer side of the lower part of the shell 404 is provided with an installation mechanism 5, the installation mechanism 5 comprises a gear 501, a rotating rod 502, a pin 503, a support plate 504, a rack 505, a cross bar 506, a sleeve plate 507, a clamping groove 508 and a cross block 509, the front end of the middle of the gear 501 is fixedly connected with the rotating rod 502, the gear 501 is rotatably connected with the support plate 504 through the pin 503, the rotating rod 502 is pressed downwards, the rotating rod 502 drives the gear 501 to rotate outwards on the support plate 504 through the pin 503, the pin 503 is made of hard rubber materials, the rotating friction force of the gear 501 is increased to prevent the gear 501 from rotating, the inner side of the support plate 504 is fixedly connected with the outer side of the upper part of the bottom plate 3, the gear 501 is meshed with the rack 505, the top end of the cross bar 506 is fixedly connected with the top end of the rack 505, the sleeve plate 507 is in clearance fit with the outer wall of the inner side of the cross bar 506, the end part of the sleeve plate 507 is fixedly connected with the outer side of the bottom plate 3, the outer wall of the inner side of the cross bar 506 is clamped with the clamping groove 508, the clamping groove 508 is opened at the middle inner wall of the outer side of the cross block 509, the inboard rigid coupling of horizontal piece 509 is in the outside below of casing 404, through the engaging force in the middle of gear 501 and rack 505, make rack 505 drive horizontal pole 506 move to the outside in lagging 507, the horizontal pole 506 of both sides leaves the draw-in groove 508 on the horizontal piece 509 of casing 404 both sides, can make the whole dismantlement of anchor clamps in the casing 404 change or maintenance, otherwise can make its installation, the outside wall cover of bull stick 502 has the rubber circle, avoid taking off the hand when rotating gear 501, horizontal pole 506 sets up about casing 404 symmetry, make casing 404 installation stable.

When the automatic control lathe fixture is used, firstly, the handle 402 is manually rotated to drive the double-end threaded rod 401 to rotate in the shell 404 in the positive and negative directions through the bearings 403 on the two sides, the double-end threaded rod 401 rotates in the positive and negative directions to enable the sleeve blocks 405 on the two sides to respectively slide in the sliding grooves 407 in the shell 404 in the same or in the same direction through the sliding blocks 406, the sleeve blocks 405 drive the vertical plates 408 to move in the grooves 409 on the shell 404 in the same or in the same direction, so that the clamping plates 410 on the two sides are adjusted and clamped according to the specification of a workpiece, and the rotating rod 502 is pressed down manually, the rotating rod 502 drives the gear 501 to rotate outwards on the supporting plate 504 through the pin 503, the rack 505 drives the cross bars 506 to move outwards in the sleeve plate 507 through the engaging force between the gear 501 and the rack 505, the cross bars 506 at two sides leave the clamping grooves 508 on the cross blocks 509 at two sides of the shell 404, the clamp within the housing 404 may be removed entirely for replacement or repair, or vice versa for installation.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like are used in the orientations and positional relationships indicated in the drawings only for the convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The utility model provides an automatic change control turning attachment, includes lathe (1), its characterized in that: a bottom plate (3) is fixedly connected to the middle of the top end of the lathe (1), and a clamping mechanism (4) is installed at the top end of the bottom plate (3);

the clamping mechanism (4) comprises a double-end threaded rod (401), a handle (402), a bearing (403), a shell (404), a sleeve block (405), a sliding block (406), a sliding groove (407), a vertical plate (408), a groove (409) and a clamping plate (410);

the tip rigid coupling of double threaded rod (401) has handle (402), the outside of double threaded rod (401) is passed through bearing (403) and is rotated with casing (404) and link to each other, laminate mutually in the middle of the bottom of casing (404) and the top of bottom plate (3), the both sides outer wall threaded connection of double threaded rod (401) has nest block (405), the tip rigid coupling of nest block (405) has slider (406), slider (406) and spout (407) slip joint, the below inner wall in casing (404) is seted up in spout (407), the top rigid coupling of nest block (405) has riser (408), the outer wall clearance fit of riser (408) is fluted (409), inner wall in the middle of the top in casing (404) is seted up in recess (409), the inboard rigid coupling in top of riser (408) has splint (410).

2. An automated control lathe fixture as claimed in claim 1, wherein: the outer wall of the handle (402) is processed with grinding grains.

3. The automatically controlled lathe fixture of claim 1, wherein: the sliding block (406) and the sliding groove (407) form a sliding structure.

4. An automated control lathe fixture as claimed in claim 1, wherein: the clamping plates (410) are arranged symmetrically with respect to the lathe (1).

5. The automatically controlled lathe fixture of claim 1, wherein: the four corners of the bottom end of the lathe (1) are fixedly connected with bases (2).

6. An automated control lathe fixture as claimed in claim 1, wherein: an installation mechanism (5) is installed on the outer side below the shell (404);

the mounting mechanism (5) comprises a gear (501), a rotating rod (502), a pin shaft (503), a supporting plate (504), a rack (505), a cross rod (506), a sleeve plate (507), a clamping groove (508) and a cross block (509);

the middle front end rigid coupling of gear (501) has bull stick (502), gear (501) rotate with backup pad (504) through round pin axle (503) and link to each other, the inboard rigid coupling of backup pad (504) is in the top outside of bottom plate (3), gear (501) links to each other with rack (505) meshing, the top rigid coupling of rack (505) has horizontal pole (506), the inboard outer wall clearance fit of horizontal pole (506) has lagging (507), the tip rigid coupling of lagging (507) is on the outside top of bottom plate (3), the inboard outer wall joint of horizontal pole (506) has draw-in groove (508), inner wall in the middle of the outside at horizontal block (509) is seted up in draw-in groove (508), the inboard rigid coupling of horizontal block (509) is in the outside below of casing (404).

7. An automated control lathe fixture as claimed in claim 6, wherein: the outer wall of the outer side of the rotating rod (502) is sleeved with a rubber ring.

8. An automated control lathe fixture as claimed in claim 6, wherein: the cross bars (506) are symmetrically arranged with respect to the housing (404).