CN215395091U

CN215395091U - Frock positioning and clamping device

Info

Publication number: CN215395091U
Application number: CN202120695647.6U
Authority: CN
Inventors: 孙腾飞
Original assignee: Weifang Lokomo Precision Industry Co Ltd
Current assignee: Weifang Lokomo Precision Industry Co Ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2022-01-04
Anticipated expiration: 2031-04-06

Abstract

The utility model belongs to the technical field of automation equipment, and particularly relates to a tool positioning and clamping device which comprises a moving carrier, a tool fixed on the moving carrier and a clamping structure arranged corresponding to the tool, wherein the clamping structure comprises a clamping element arranged on the moving carrier in a sliding manner, an elastic telescopic element used for driving the clamping element to slide towards the direction close to the tool and a poking element rotatably arranged on the moving carrier and used for poking the clamping element to slide towards the direction far away from the tool; the movable carrying platform is characterized by further comprising a limiting piece fixedly arranged at one end, far away from the clamping piece, of the corresponding poking piece, and the movable carrying platform can move relative to the limiting piece. The clamping structure is arranged on the movable carrying platform and moves along with the movable carrying platform synchronously, so that a product can be clamped when the movable carrying platform moves, and the problems that the existing clamping structure is inconvenient to move along with the tool synchronously and has a complex structure are solved.

Description

Frock positioning and clamping device

Technical Field

The utility model belongs to the technical field of automation equipment, and particularly relates to a tool positioning and clamping device.

Background

In the assembling and detecting processes of products such as electronic equipment, the products need to be placed on a tool and then corresponding operations are carried out. Because the frock follows conveyor and moves, the position of in-process product that moves changes very easily and influence equipment, detection etc. consequently, need set up the tight structure of clamp in one side of frock and fix, but because present tight structure of clamp all is through cylinder, electric jar etc. drive, need set up trachea, electric connecting wire, not only the structure is complicated, is not convenient for follow frock synchronous motion moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tool positioning and clamping device, and aims to solve the problems that an existing clamping structure is inconvenient to move synchronously along with a tool and complex in structure.

The utility model discloses a tool positioning and clamping device which comprises a moving carrier, a tool fixed on the moving carrier and a clamping structure arranged corresponding to the tool, wherein the clamping structure comprises a clamping element arranged on the moving carrier in a sliding manner, an elastic telescopic element used for driving the clamping element to slide towards the direction close to the tool and a poking element arranged on the moving carrier in a rotating manner and used for poking the clamping element to slide towards the direction far away from the tool; the movable carrying platform is characterized by further comprising a limiting piece fixedly arranged at one end, far away from the clamping piece, of the poking piece, and the movable carrying platform can move relative to the limiting piece.

As an improvement, a sliding rail block assembly is mounted on the moving carrier, and the clamping piece is fixed on a sliding block of the sliding rail block assembly; and a stop block fixed on the movable carrying platform is arranged at one end of the slide rail slide block assembly, which is far away from the tool, and the elastic telescopic piece is arranged between the stop block and the clamping piece.

As an improvement, the shifting member includes a first shifting lever disposed corresponding to the clamping member and a second shifting lever disposed corresponding to the limiting member, the first shifting lever and the second shifting lever are fixedly connected at their proximal ends, and an included angle α is formed between the first shifting lever and the second shifting lever.

As an improvement, a cylindrical contact part is arranged at the end part of the first deflector rod close to the clamping piece, or an arc-shaped groove concentric with the rotating installation part of the deflector rod is arranged on the side part of the clamping piece, and a sliding shaft inserted into the arc-shaped groove is arranged at the end part of the first deflector rod; and one end of the second driving lever, which is close to the limiting part, is provided with a roller.

As an improvement, the limiting member is arranged at the lower side of the mobile carrying platform; the clamping piece is characterized in that a long through hole extending along the sliding direction of the clamping piece is formed in the moving carrier part at the side part of the clamping piece, the first shifting rod is inserted into the long through hole, an installation block is fixed on one side of the long through hole on the lower side of the moving carrier, and the shifting piece is rotatably connected with the installation block.

As an improvement, the limiting member includes a vertical plate, a platform surface is disposed on the top of the vertical plate close to the moving carrier, and a first inclined surface and a second inclined surface are respectively disposed on two opposite sides of the platform surface along the moving direction of the moving carrier.

As an improvement, the clamping structure further comprises a pressing structure, the pressing structure comprises a mounting seat fixed on the clamping member, a pressing block vertically and slidably mounted on the mounting seat, and an elastic compression member used for driving the pressing block to slide towards one side close to the clamping member, and a guide surface is arranged at one side of the pressing block close to the tool.

As an improvement, the press-fit structure further comprises a limiting plate fixed on one side of the mounting seat far away from the clamping piece and arranged at an interval with the mounting seat; the briquetting include with mount pad sliding connection's sliding part, set up be in the limiting plate with between the mount pad and with sliding part fixed connection's spacing portion and setting are in the sliding part is close to the last pressure head portion of clamping piece one end department, the spigot surface sets up on the pressure head portion, the elastic compression piece sets up the limiting plate with between the briquetting.

As an improvement, the movable carrying platform is a turntable, a plurality of tools arranged at intervals along the circumferential direction are fixed on the turntable, and the clamping structure is arranged at each tool.

As an improvement, one limiting piece is arranged; or two limiting parts are arranged at intervals, and the distance between the two limiting parts is matched with the distance between the two adjacent tools.

By adopting the technical scheme, the tool positioning and clamping device comprises a moving carrier, a tool fixed on the moving carrier and a clamping structure arranged at the position corresponding to the tool, wherein the clamping structure comprises a clamping element which is slidably arranged on the moving carrier, an elastic telescopic element used for driving the clamping element to slide towards the direction close to the tool and a poking element which is rotatably arranged on the moving carrier and used for poking the clamping element to slide towards the direction far away from the tool; the movable carrying platform is characterized by further comprising a limiting piece fixedly arranged at one end, far away from the clamping piece, of the corresponding poking piece, and the movable carrying platform can move relative to the limiting piece. In an initial state, under the action of the elastic force of the elastic telescopic piece, the clamping piece slides to the position of the tool; when in work, the position of the limiting piece is fixed, the driving mechanism drives the moving carrying platform to move until the shifting piece moves to the position of the limiting piece, the poking piece rotates around the rotating installation position under the limiting action of the limiting piece, so that the clamping piece is poked to slide in the direction away from the tool, then the product is placed on the tool, the driving mechanism drives the movable carrying platform to move continuously, the shifting piece is gradually separated from the limiting piece, under the action of the elastic force of the elastic expansion piece, the clamping piece is pushed to slide towards the direction close to the tooling, the product on the tooling is clamped through the clamping piece under the action of the elastic force of the elastic expansion piece, as the clamping structure is arranged on the moving carrying platform and moves synchronously along with the moving carrying platform, the tool positioning and clamping device solves the problems that the existing clamping structure is inconvenient to move synchronously along with the tool and has a complex structure.

Drawings

FIG. 1 is a schematic perspective view (I) of a tooling positioning and clamping device according to the present invention;

FIG. 2 is a schematic perspective view of a tooling positioning and clamping device according to the present invention;

FIG. 3 is a schematic view of the transmission structure of the tooling positioning and clamping device of the present invention;

the device comprises a movable carrying platform 11, a movable carrying platform 12, a tool 13, a driving mechanism 14, a long through hole 15, an installation block 21, a clamping element 22, an elastic telescopic piece 23, a sliding rail and sliding block assembly 24, a stop block 30, a toggle piece 31, a first toggle rod 32, a second toggle rod 33, a contact part 34, a roller 40, a limiting piece 41, a platform surface 42, a first inclined surface 43, a second inclined surface 51, an installation seat 52, a pressing block 53, an elastic compression piece 54 and a limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Fig. 1 to 3 are schematic structural views of the tool positioning and clamping device of the present invention, wherein fig. 1 shows a schematic perspective structural view (one) of the tool positioning and clamping device of the present invention, fig. 2 shows a schematic perspective structural view (two) of the tool positioning and clamping device of the present invention, and fig. 3 shows a schematic transmission structural view of the tool positioning and clamping device of the present invention. For the sake of convenience, only the parts relevant to the present invention are shown in the drawings.

As can be seen from fig. 1, 2 and 3, the tooling positioning and clamping device includes a moving stage 11, a tooling 12 fixed on the moving stage 11, and a clamping structure corresponding to the tooling 12, where the clamping structure includes a clamping member 21 slidably mounted on the moving stage 11, an elastic expansion member 22 for driving the clamping member 21 to slide in a direction close to the tooling 12, and a toggle member 30 rotatably mounted on the moving stage 11 for toggling the clamping member 21 to slide in a direction away from the tooling 12; the movable carrier 11 further includes a limiting member 40 fixedly disposed at an end of the toggle member 30 away from the clamping member 21, and the movable carrier can move relative to the limiting member 40.

In the initial state, under the action of the elastic force of the elastic telescopic piece 22, the clamping piece 21 slides to the position of the tool 12; when the tooling positioning and clamping device works, the position of the limiting piece 40 is fixed, the driving mechanism 13 drives the movable carrier 11 to move until the toggle piece 30 moves to the position of the limiting piece 40, the toggle piece 30 rotates around the rotating installation position of the limiting piece 40 under the limiting action, so that the clamping piece 21 is toggled to slide in the direction away from the tooling 12, then a product is placed on the tooling 12, the driving mechanism 13 drives the movable carrier 11 to continuously move, the toggle piece 30 gradually disengages from the limiting piece 40, the clamping piece 21 is pushed to slide in the direction close to the tooling 12 under the action of the elastic force of the elastic telescopic piece 22, the clamping piece 21 clamps the product on the tooling 12 through the elastic force of the elastic telescopic piece 22, and the clamping structure is installed on the movable carrier 11 and can synchronously move along with the movable carrier 11, and can clamp the product while the movable carrier 11 moves, and the problem that the existing clamping structure is inconvenient to synchronously move along with the tooling and has a complex structure is solved .

In the utility model, in order to facilitate the sliding installation of the clamping piece 21, a slide rail slide block assembly 23 is installed on the moving platform 11, and the clamping piece 21 is fixed on a slide block of the slide rail slide block assembly 23; a stop block 24 fixed on the moving carrier 11 is arranged at one end of the slide rail slider assembly 23 far away from the tool 12, and the elastic expansion piece 22 is arranged between the stop block 24 and the clamping piece 21.

Specifically, the elastic expansion pieces 22 are respectively disposed at both sides of the sliding rail block assembly 23, so that the sliding of the clamping member 21 can be more stable, and generally, the elastic expansion pieces 22 are springs.

In order to facilitate the installation of the elastic expansion piece 22, the clamping piece 21 and the stopper 24 are respectively provided with a corresponding receiving hole, and two ends of the elastic expansion piece 22 are respectively inserted into the receiving holes on the corresponding sides.

In the present invention, the toggle member 30 includes a first toggle lever 31 disposed corresponding to the clamping member 21 and a second toggle lever 32 disposed corresponding to the limiting member 40, the first toggle lever 31 and the second toggle lever 32 are fixedly connected at their adjacent ends, and an included angle α is disposed between the first toggle lever 31 and the second toggle lever 32, the included angle α is greater than 0 degree and smaller than 180 degrees, which can be selected according to actual situations.

In order to facilitate the first shifting lever 31 to contact with the clamping piece 21 and shift the clamping piece 21 to slide in a direction away from the tool 12, a cylindrical contact part 33 is arranged at the end part of the first shifting lever 31 close to the clamping piece 21, so that the contact part 33 and the clamping piece 21 can slide more smoothly relative to each other, the friction between the contact part 33 and the clamping piece 21 can be reduced, and the service life is prolonged; in order to facilitate the rotation of the limiting member 40 by pushing the shifting member 30 through the second shifting lever 32, a roller 34 is installed at one end of the second shifting lever 32 close to the limiting member 40, so as to facilitate the relative movement between the second shifting lever 32 and the limiting member 40, and the service life can be prolonged.

Of course, an arc-shaped groove concentrically arranged with the rotating installation position of the toggle member 30 may be arranged on the side portion of the clamping member 21, a sliding shaft inserted into the arc-shaped groove is arranged on the end portion of the first toggle lever 31, the clamping member 21 is toggled to slide in the direction away from the tool 12 through the cooperation of the sliding shaft and the arc-shaped groove, and meanwhile, the toggle member 30 can be prevented from shaking.

Specifically, the limiting member 40 is disposed below the moving stage 11; an elongated through hole 14 extending in the sliding direction of the clamping member 21 is provided in the portion of the moving stage 11 at the side of the clamping member 21, a first lever 31 is inserted into the elongated through hole 14, a mounting block 15 is fixed to one side of the elongated through hole 14 at the lower side of the moving stage 11, the lever 30 is rotatably connected to the mounting block 15, and the mounting block 15 is normally fixed to the moving stage 11 by bolts.

Specifically, the limiting member 40 includes a vertical plate, a platform surface 41 is disposed on the top of the vertical plate close to the moving stage 11, and a first inclined surface 42 and a second inclined surface 43 are respectively disposed on two opposite sides of the platform surface 41 along the moving direction of the moving stage 11, and since a product needs to be taken and placed on the tool 12 and the moving stage 11 needs to be stationary when the product is taken and placed, the toggle member 30 contacts with the platform surface 41 and is held at the platform surface 41, and the first inclined surface 42 and the second inclined surface 43 are respectively disposed on two opposite sides of the platform surface 41, so that guidance can be performed, the clamping member 21 is slowly pressed onto the product and separated from the product, the position of the product on the tool 12 is prevented from being changed due to the action of the clamping member 21, and accuracy can be improved.

In the present invention, in order to further avoid the position change of the product on the tooling 12 during the moving process, the clamping structure further comprises a pressing structure fixed on the clamping member 21, the pressing structure comprises a mounting seat 51 fixed on the clamping member 21, a pressing block 52 vertically slidably mounted on the mounting seat 51, and an elastic compression member 53 for driving the pressing block 52 to slide towards the side close to the clamping member 21, and a guide surface is arranged at the side of the pressing block 52 close to the tooling 12.

Specifically, the press-fit structure further comprises a limiting plate 54 fixed on one side of the mounting seat 51 far away from the clamping member 21 and spaced from the mounting seat 51; the pressing block 52 includes a sliding portion slidably connected to the mounting seat 51, a limiting portion disposed between the limiting plate 54 and the mounting seat 51 and fixedly connected to the sliding portion, and a pressing head portion disposed at an end of the sliding portion close to the clamping member 21, the guiding surface is disposed on the pressing head portion, the elastic compression member 53 is disposed between the limiting plate 54 and the pressing block 52, and generally, the limiting portion, the sliding portion and the pressing head portion are of an integrated structure.

In the present invention, the movable carrying platform 11 is a turntable, a plurality of tools 12 arranged at intervals along the circumferential direction are fixed on the turntable, and the clamping structure is respectively arranged at each tool 12; the driving mechanism 13 is an electric turntable or a motor for driving the turntable to rotate.

Specifically, one limiting member 40 is provided, and then, a tool 12 corresponding to the limiting member 40 is used for picking and placing a product. Certainly, two limiting parts 40 are arranged at intervals, the distance between two limiting parts 40 is matched with the distance between two adjacent tools 12, a product is placed on the tool 12 corresponding to one limiting part 40, and the product is taken down from the tool 12 corresponding to the other limiting part 40, so that the operation can be carried out simultaneously, and the working efficiency can be improved.

Of course, the driving mechanism 13 may be a translation driving mechanism, such as an electric cylinder, which can drive the moving stage 11 to translate.

The above description is only exemplary of the present invention and should not be taken as limiting the utility model, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The tool positioning and clamping device is characterized by comprising a moving carrier, a tool fixed on the moving carrier and a clamping structure arranged corresponding to the tool, wherein the clamping structure comprises a clamping element, an elastic telescopic element and a poking element, the clamping element is slidably mounted on the moving carrier, the elastic telescopic element is used for driving the clamping element to slide towards the direction close to the tool, and the poking element is rotatably mounted on the moving carrier and is used for poking the clamping element to slide towards the direction far away from the tool;

the movable carrying platform is characterized by further comprising a limiting piece fixedly arranged at one end, far away from the clamping piece, of the poking piece, and the movable carrying platform can move relative to the limiting piece.

2. The tool positioning and clamping device of claim 1, wherein a sliding rail block assembly is mounted on the movable carrying platform, and the clamping member is fixed on a sliding block of the sliding rail block assembly; and a stop block fixed on the movable carrying platform is arranged at one end of the slide rail slide block assembly, which is far away from the tool, and the elastic telescopic piece is arranged between the stop block and the clamping piece.

3. The tool positioning and clamping device according to claim 1, wherein the toggle member comprises a first toggle rod arranged corresponding to the clamping member and a second toggle rod arranged corresponding to the limiting member, the first toggle rod and the second toggle rod are fixedly connected at adjacent ends, and an included angle α is formed between the first toggle rod and the second toggle rod.

4. The tool positioning and clamping device according to claim 3, wherein a cylindrical contact portion is provided on the end portion of the first shift lever close to the clamping member, or an arc-shaped groove concentric with the rotational mounting position of the shifting member is provided on the side portion of the clamping member, and a sliding shaft inserted into the arc-shaped groove is provided on the end portion of the first shift lever; and one end of the second driving lever, which is close to the limiting part, is provided with a roller.

5. The tool positioning and clamping device of claim 3, wherein the limiting member is disposed on the underside of the movable stage; the clamping piece is characterized in that a long through hole extending along the sliding direction of the clamping piece is formed in the moving carrier part at the side part of the clamping piece, the first shifting rod is inserted into the long through hole, an installation block is fixed on one side of the long through hole on the lower side of the moving carrier, and the shifting piece is rotatably connected with the installation block.

6. The tooling positioning and clamping device of claim 5, wherein the limiting member comprises a vertical plate, a platform surface is arranged on the top of the vertical plate close to the movable carrying platform, and a first inclined surface and a second inclined surface are respectively arranged on two opposite sides of the platform surface along the moving direction of the movable carrying platform.

7. The tool positioning and clamping device according to any one of claims 1 to 6, wherein the clamping structure further comprises a pressing structure, the pressing structure comprises a mounting seat fixed on the clamping member, a pressing block vertically slidably mounted on the mounting seat, and an elastic compression member for driving the pressing block to slide towards one side close to the clamping member, and a guide surface is arranged at one side of the pressing block close to the tool.

8. The tool positioning and clamping device according to claim 7, wherein the press-fit structure further comprises a limiting plate fixed on one side of the mounting seat away from the clamping piece and spaced from the mounting seat; the briquetting include with mount pad sliding connection's sliding part, set up be in the limiting plate with between the mount pad and with sliding part fixed connection's spacing portion and setting are in the sliding part is close to the last pressure head portion of clamping piece one end department, the spigot surface sets up on the pressure head portion, the elastic compression piece sets up the limiting plate with between the briquetting.

9. The tool positioning and clamping device of claim 1, wherein the movable carrier is a turntable, a plurality of tools are fixed on the turntable at intervals along the circumferential direction, and the clamping structure is arranged at each tool.

10. The tooling positioning and clamping device of claim 9, wherein there is one said limiting member; or two limiting parts are arranged at intervals, and the distance between the two limiting parts is matched with the distance between the two adjacent tools.