CN220880582U

CN220880582U - Lathe jaw capable of being replaced quickly

Info

Publication number: CN220880582U
Application number: CN202322590499.3U
Authority: CN
Inventors: 丁昌; 王忠泽; 周新龙; 杨国松
Original assignee: Kunshan Liyuanxin Metal Products Co ltd
Current assignee: Kunshan Liyuanxin Metal Products Co ltd
Priority date: 2023-09-24
Filing date: 2023-09-24
Publication date: 2024-05-03
Anticipated expiration: 2033-09-24

Abstract

The utility model relates to the technical field of numerically controlled lathes and discloses a lathe jaw capable of being replaced quickly, which comprises a protective assembly, a control assembly and a control assembly, wherein the protective assembly comprises a protective shell, an access cover and a lathe jaw body; and the limiting assembly is arranged in the inner cavity of the protective shell and comprises a rotating rod, a driving piece, a connecting piece, a first lug, a second lug, a connecting plate and a positioning block, wherein the rotating rod is movably connected with the protective shell through a bearing, the driving piece is arranged at one end of the rotating rod, the connecting piece is arranged at one end far away from the driving piece, and the first lug is arranged at one side of the connecting piece. The beneficial effects achieved by the utility model are as follows: the protection component is used for protecting the internal structure, and the limiting component is used for fixing the lathe jaw body, so that the purpose of convenient disassembly and assembly is achieved.

Description

Lathe jaw capable of being replaced quickly

Technical Field

The utility model relates to the technical field of numerically controlled lathes, in particular to a lathe jaw capable of being replaced quickly.

Background

In a numerically controlled lathe, the clamping jaws are parts for clamping and holding workpieces or lathe accessories for clamping and positioning the workpieces, and are uniformly distributed in 360 degrees, so that the three clamping jaws approach or withdraw from the center at the same time to finish the work.

However, lathe claw among the prior art adopts the shape of bolt to install more, and the bolt is installed at the in-process of changing, only needs to cooperate specialized tool to dismantle the change, and the operation is got up and is wasted time and energy, and efficiency is comparatively low, and for this reason, we propose a lathe claw that can change fast.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide the lathe jaw capable of being quickly replaced, which has the advantage of quick disassembly and replacement, and can effectively solve the problems that the lathe jaw in the prior art is installed by adopting the shape of a bolt, the bolt is installed in the replacement process, and the lathe jaw can be disassembled and replaced only by matching with a special tool, so that the operation is time-consuming and labor-consuming, and the efficiency is lower.

(II) technical scheme

The utility model provides a technical proposal for realizing the aim, which is a lathe jaw capable of being replaced rapidly, comprising,

The protective assembly comprises a protective shell, an access cover and a lathe jaw body, wherein the access cover is arranged on one side of the protective shell, the lathe jaw body is arranged on one side of the protective shell, and one end of the lathe jaw body extends to an inner cavity of the protective shell; and

Spacing subassembly sets up in the inner chamber of protecting crust, including bull stick, driving piece, connecting piece, first lug, second lug, connecting plate and locating piece, the bull stick passes through bearing and protecting crust swing joint, the driving piece sets up in the one end of bull stick, the connecting piece sets up in the one end of keeping away from the driving piece, first lug sets up in one side of connecting piece, the second lug sets up in the inner chamber of protecting crust, the connecting plate is fixed in one side of second lug, the locating piece is fixed in one side of connecting plate, the constant head tank has been seted up to the inner chamber of lathe jack catch body, the one end that the connecting plate was kept away from to the locating piece extends to the inner chamber of constant head tank.

As the preferable scheme, the driving piece includes hand wheel and locating pin, the hand wheel is fixed in the one end of bull stick, the locating pin sets up in one side of hand wheel, and one end runs through the hand wheel and extends to the inner chamber of protecting crust.

Preferably, the connecting piece comprises a gear and a fluted disc, wherein the gear is fixed at one end of the rotating rod, and the fluted disc is meshed with the gear.

As the preferred scheme, the inner chamber fixedly connected with box that resets of protecting crust, the inner wall fixedly connected with slide bar of box that resets, one side sliding connection of slide bar surface has the slider, one side and the connecting plate fixed connection of slider, the surface cover of slide bar is equipped with the spring.

As the preferable scheme, the four corners of access cover all threaded connection has the fastener, and the one end of fastener runs through the access cover and extends to the inner chamber of protecting crust.

As the preferable scheme, one end of the spring is fixedly connected with the inner wall of the reset box, and one end of the spring, which is far away from the reset box, is fixedly connected with the sliding block.

As the preferable scheme, the number of the rotating rods is four, and the rotating rods are movably connected with the inner wall of the protective shell through bearings.

As the preferable scheme, the four corners of the protecting shell are fixedly connected with mounting blocks, and mounting holes are formed in inner cavities of the mounting blocks.

(III) beneficial effects

Compared with the prior art, the utility model has the following beneficial effects: the protection component is used for protecting the internal structure, and the limiting component is used for fixing the lathe jaw body, so that the purpose of convenient disassembly and assembly is achieved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram illustrating the connection of a positioning block and a positioning slot according to the present utility model;

FIG. 3 is a schematic diagram of the connection of gears to a toothed disc according to the present utility model;

FIG. 4 is a cross-sectional view of the present utility model;

FIG. 5 is an enlarged view of FIG. 4A in accordance with the present utility model;

FIG. 6 is a schematic diagram of the connection of a slide bar and a slider according to the present utility model.

In the figure: 1. a protective assembly; 101. a protective shell; 102. an access cover; 103. lathe claw body; 2. a limit component; 201. a rotating rod; 202. a driving member; 203. a connecting piece; 204. a first bump; 205. a second bump; 206. a connecting plate; 207. a positioning block; 208. a positioning groove; 2021. a hand wheel; 2022. a positioning pin; 2031. a gear; 2032. fluted disc; 3. resetting the box; 4. a slide bar; 5. a slide block; 6. and (3) a spring.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1-6, a first embodiment of the present utility model provides a quick-change lathe dog, comprising,

The protective assembly 1 comprises a protective shell 101, an access cover 102 and a lathe jaw body 103, wherein the access cover 102 is arranged on one side of the protective shell 101, the lathe jaw body 103 is arranged on one side of the protective shell 101, and one end of the lathe jaw body extends to an inner cavity of the protective shell 101; and

Spacing subassembly 2 sets up in the inner chamber of protecting crust 101, including bull stick 201, driver 202, connecting piece 203, first lug 204, second lug 205, connecting plate 206 and locating piece 207, bull stick 201 passes through bearing and protecting crust 101 swing joint, driver 202 sets up in the one end of bull stick 201, connecting piece 203 sets up in the one end of keeping away from driver 202, first lug 204 sets up in one side of connecting piece 203, second lug 205 sets up in the inner chamber of protecting crust 101, connecting plate 206 is fixed in one side of second lug 205, locating piece 207 is fixed in one side of connecting plate 206, constant head tank 208 has been seted up to the inner chamber of lathe jack catch body 103, one end that connecting plate 206 was kept away from to locating piece 207 extends to the inner chamber of constant head tank 208.

Specific: the first lug 204 and the second lug 205 are identical in shape and arc on two sides, the top and the bottom are horizontal, the number of the first lug 204 and the second lug 205 is four, the first lug 204 is fixed on the inner wall of the fluted disc 2032, the second lug 205 is in sliding connection with the inner wall of the protecting shell 101, and the number of the positioning block 207 and the positioning groove 208 is four.

Example 2

Referring to fig. 1-6, a second embodiment of the present utility model is based on the previous embodiment.

The driving piece 202 includes a hand wheel 2021 and a positioning pin 2022, the hand wheel 2021 is fixed at one end of the rotating rod 201, the positioning pin 2022 is disposed at one side of the hand wheel 2021, and one end of the positioning pin penetrates through the hand wheel 2021 and extends to the inner cavity of the protective housing 101.

Specific: the locating pin 2022 is in threaded connection with the hand wheel 2021, stability of the hand wheel 2021 in use can be improved through the arrangement of the locating pin 2022, and the rotating rod 201 can be conveniently driven to rotate through the arrangement of the hand wheel 2021 so as to conveniently drive the driving piece 202 to rotate.

The link 203 includes a gear 2031 and a toothed disc 2032, the gear 2031 being fixed to one end of the rotating lever 201, the toothed disc 2032 being intermeshed with the gear 2031.

Specific: the number of the gears 2031 is four, the number of the fluted disc 2032 is one, the arrangement of the gears 2031 is mainly used for improving the stability of the fluted disc 2032 during rotation, and the first lug 204 can be conveniently driven to rotate by arranging the fluted disc 2032.

The inner chamber fixedly connected with box that resets 3 of protecting crust 101, the inner wall fixedly connected with slide bar 4 of box that resets 3, one side sliding connection of slide bar 4 surface has slider 5, one side and the connecting plate 206 fixed connection of slider 5, and the surface cover of slide bar 4 is equipped with spring 6.

Specific: the number of the reset boxes 3 is eight, and the reset boxes 3 are divided into four, and the main purpose of the reset boxes 3 is to facilitate the reset of the positioning block 207 so as to facilitate the repeated use of the positioning block 207.

Example 3

Referring to fig. 1-6, a third embodiment of the present utility model is based on the two above embodiments.

Fasteners are screwed at four corners of the access cover 102, and one end of each fastener penetrates the access cover 102 and extends to the inner cavity of the protective housing 101.

Specific: the arrangement of the fastener can facilitate the removal of the access cover 102 and the subsequent overhaul of the structure inside the protective casing 101.

One end of the spring 6 is fixedly connected with the inner wall of the reset box 3, and one end of the spring 6 away from the reset box 3 is fixedly connected with the sliding block 5.

The number of the rotating rods 201 is four, and the rotating rods are movably connected with the inner wall of the protective shell 101 through bearings.

The four corners of the protective shell 101 are fixedly connected with mounting blocks, and mounting holes are formed in inner cavities of the mounting blocks.

Specific: the setting of installation piece and mounting hole can be convenient for install fixed protection component 1.

The working principle of the utility model is as follows: when the lathe jaw body 103 needs to be disassembled for replacement, the locating pin 2022 is taken down, the hand wheel 2021 is rotated, the hand wheel 2021 drives the rotating rod 201 to rotate, the rotating rod 201 drives the gear 2031 to rotate, the gear 2031 drives the fluted disc 2032 to rotate, the fluted disc 2032 drives the first lug 204 to move, the limit of the second lug 205 is relieved by the first lug 204 in the moving process, then the spring 6 rebounds to drive the sliding block 5 to move, the sliding block 5 drives the connecting plate 206 to move, the connecting plate 206 drives the locating block 207 to move, the limit of the locating block 207 is relieved in the moving process, the locating groove 208 is relieved, the lathe jaw body 103 is pulled outwards, and the subsequent replacement or maintenance work can be performed, so that the purpose of quick disassembly and replacement is achieved.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. But quick replacement's lathe jack catch, its characterized in that: comprising the steps of (a) a step of,

The protection assembly (1) comprises a protection shell (101), an access cover (102) and a lathe jaw body (103), wherein the access cover (102) is arranged on one side of the protection shell (101), the lathe jaw body (103) is arranged on one side of the protection shell (101), and one end of the lathe jaw body extends to an inner cavity of the protection shell (101); and

Spacing subassembly (2), set up in the inner chamber of protecting crust (101), including bull stick (201), driver (202), connecting piece (203), first lug (204), second lug (205), connecting plate (206) and locating piece (207), bull stick (201) pass through bearing and protecting crust (101) swing joint, driver (202) set up in the one end of bull stick (201), connecting piece (203) set up in the one end of keeping away from driver (202), first lug (204) set up in one side of connecting piece (203), second lug (205) set up in the inner chamber of protecting crust (101), one side at second lug (205) is fixed to connecting plate (206), one side at connecting plate (206) is fixed to locating piece (207), constant head tank (208) have been seted up to the inner chamber of lathe jack catch body (103), one end that connecting plate (206) was kept away from to locating piece (207) extends to the inner chamber of constant head tank (208).

2. A quick exchangeable lathe dog as set forth in claim 1, wherein: the driving piece (202) comprises a hand wheel (2021) and a locating pin (2022), the hand wheel (2021) is fixed at one end of the rotating rod (201), the locating pin (2022) is arranged on one side of the hand wheel (2021), and one end of the locating pin penetrates through the hand wheel (2021) and extends to the inner cavity of the protective shell (101).

3. A quick exchangeable lathe dog as set forth in claim 1, wherein: the connecting piece (203) comprises a gear (2031) and a fluted disc (2032), wherein the gear (2031) is fixed at one end of the rotating rod (201), and the fluted disc (2032) is meshed with the gear (2031).

4. A quick exchangeable lathe dog as set forth in claim 1, wherein: the inner cavity fixedly connected with box (3) that resets of protecting crust (101), the inner wall fixedly connected with slide bar (4) of box (3) that resets, one side sliding connection of slide bar (4) surface has slider (5), one side and connecting plate (206) fixed connection of slider (5), the surface cover of slide bar (4) is equipped with spring (6).

5. A quick exchangeable lathe dog as set forth in claim 1, wherein: four corners of the access cover (102) are all in threaded connection with fasteners, and one end of each fastener penetrates through the access cover (102) and extends to the inner cavity of the protective shell (101).

6. A quick exchangeable lathe dog as set forth in claim 4, wherein: one end of the spring (6) is fixedly connected with the inner wall of the reset box (3), and one end of the spring (6) away from the reset box (3) is fixedly connected with the sliding block (5).

7. A quick exchangeable lathe dog as set forth in claim 1, wherein: the number of the rotating rods (201) is four, and the rotating rods are movably connected with the inner wall of the protective shell (101) through bearings.

8. A quick exchangeable lathe dog as set forth in claim 1, wherein: four corners of the protective shell (101) are fixedly connected with mounting blocks, and mounting holes are formed in inner cavities of the mounting blocks.