CN210997676U

CN210997676U - Carrying disc device for processing sheet workpieces

Info

Publication number: CN210997676U
Application number: CN201921869612.9U
Authority: CN
Inventors: 张振浩; 洪少春; 李其强; 张小春; 韦浩东
Original assignee: Kunshan Bairui Precision Machinery Parts Co ltd
Current assignee: Kunshan Bairui Precision Machinery Parts Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-14
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a carry a set device for sheet metal class work piece processing, including carrying a set main part, carry the inside of a set main part and be formed with sealed chamber, and sealed chamber still connects in outside negative pressure equipment, it has a processing region that supplies sheet metal class work piece to place to divide on the upper flank of a set main part to carry, set up many respectively along the first direction extension rectangular form first air flues in the processing region, and many respectively along the second direction extension rectangular form second air flues, many first air flues and many second air flues are criss-cross to be connected into network structure each other, and many first air flues and many second air flues still equally divide and communicate respectively in sealed chamber; in addition, a plurality of first clamping pieces are symmetrically arranged beside two sides of the processing area, and a plurality of second clamping pieces are symmetrically arranged beside the other two sides of the processing area. The carrying disc device can clamp thin plate workpieces quickly and reliably, ensures that the deformation of the workpieces after processing is very small, ensures the processing quality of the workpieces, and improves the production efficiency.

Description

Carrying disc device for processing sheet workpieces

Technical Field

The utility model relates to a carry a set technical field, specifically provide a carry a set device for processing of sheet metal class work piece.

Background

At present, the clamp applied to mechanical engineering has many types, and commonly used clamp plate bolt clamping, magnetic clamp, vacuum chuck clamp and the like. The clamping of the pressure plate bolt has the advantages of simple structure, good self-locking performance, large reinforcement ratio and the like, but has the defects that the clamping is realized by lapping the pressure plates on four sides of a workpiece, and when the area of the workpiece is large, the middle part of the workpiece is vibrated by cutting force and cutting heat in the machining process, so that the clamping is not suitable for a sheet workpiece with a large area. b) The magnetic clamp has the advantages that the magnetic clamping points are uniform, but the magnetic clamp is not suitable for non-metal sheet workpieces. c) The vacuum chuck clamp has the advantage of wide applicability (applicable to metal and nonmetal sheet parts), but has the defect that the surface of a sheet workpiece needs to have high flatness, otherwise, the phenomenon of poor adsorption can occur. Therefore, several clamps commonly used at present cannot well meet the processing requirements of thin plate workpieces.

In view of this, the present invention is especially provided.

Disclosure of Invention

In order to overcome the defects, the utility model provides a carry a set device for processing of sheet metal class work piece, its clamping sheet metal class work piece that can be quick, reliable, and the deformation of guaranteeing after the work piece processing is very little, has both guaranteed the processingquality of work piece, has improved production efficiency again.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: a carrying disc device for processing sheet type workpieces comprises a carrying disc main body which is horizontally placed, wherein a sealing cavity is formed in the carrying disc main body, the sealing cavity is connected to an external negative pressure device through an air pipe, a processing area for placing the sheet type workpieces is divided on the upper side surface of the carrying disc main body, a plurality of strip-shaped first air passages extending along a first direction and a plurality of strip-shaped second air passages extending along a second direction perpendicular to the first direction are formed in the processing area, the strip-shaped first air passages and the strip-shaped second air passages are mutually and crossly connected to form a net structure, and the strip-shaped first air passages and the strip-shaped second air passages are also communicated with the sealing cavity respectively;

in addition, a plurality of first clamping pieces are symmetrically arranged beside two sides of the processing area, and a plurality of second clamping pieces are symmetrically arranged beside the other two sides of the processing area.

As a further improvement of the utility model, the external negative pressure device comprises a vacuum generator connected with a port of the air pipe and a ball valve and a vacuum pressure gauge arranged on the air pipe.

As a further improvement of the present invention, the processing area is rectangular, the length direction of the processing area is the first direction, and the width direction of the processing area is the second direction;

the first clamping pieces are symmetrically arranged beside two long sides of the machining area, and the second clamping pieces are symmetrically arranged beside two wide sides of the machining area.

As the utility model discloses a further improvement, it is a plurality of first clamping piece all adopts the elbow to press from both sides, and is a plurality of the elbow presss from both sides the location that corresponds respectively and installs carry and set up in the main part on the side and be close to the position department of two long avris in the region of processing.

As the utility model discloses a further improvement, it is a plurality of first clamping piece all adopts the clamp plate, and is a plurality of the rotation that the clamp plate corresponds respectively is installed carry and coil the main part and go up in and be close to in the position department of two long avris in processing region.

As a further improvement of the utility model, it is a plurality of the second clamping piece respectively have revolving cylinder and location connect in briquetting on the revolving cylinder piston rod, and a plurality of revolving cylinder still symmetrical movable mounting be in the next door of the two broad avris of machining region.

As a further improvement of the present invention, the number of the second clamping members is four, and the distance between the two rotating cylinders located on the same side can be adjusted;

in addition, the structure that the distance between two rotary cylinders on the same side can be adjusted is realized as follows: the two groups of driving mechanisms are arranged at intervals along the first direction, and are also respectively arranged beside two sides of the carrying disc main body; each group of driving mechanisms is respectively provided with a bearing plate and an adjusting screw rod, the bearing plate is used for bearing two rotary cylinders which are positioned on the same side, the bearing plate is positioned and installed beside one side of the carrying disc main body, the adjusting screw rod is movably installed on the bearing plate, and the adjusting screw rod can also drive the two rotary cylinders to approach or separate from each other.

As a further improvement of the present invention, a mounting hole extending along the second direction and allowing the adjusting screw to movably penetrate therethrough is formed on the receiving plate, and a sliding hole also extending along the second direction and communicating with the mounting hole is further formed on the upper side surface of the receiving plate;

two thread sections are formed on the adjusting screw rod, the thread directions of the two thread sections are opposite, and a nut sleeve is further screwed on each of the two thread sections;

the two rotary air cylinders positioned on the same side are respectively installed on the sliding hole in a sliding mode through sliding blocks, and meanwhile the two rotary air cylinders are correspondingly connected with the two nut sleeves in a positioning mode through the sliding blocks.

As a further improvement of the utility model, a circle of groove is arranged at the periphery of the processing area, and a sealing rubber strip is arranged in the groove;

in addition, still detachably be provided with first locating pin near one long avris in processing region still detachably be provided with the second locating pin near one broadside in processing region.

The utility model has the advantages of ① this year dish device can be fast, reliable clamping sheet metal class work piece, and keep the work piece top headroom, can furthest's completion all process in order to guarantee the work piece in a clamping, thereby greatly improved production efficiency, especially, borrow this year dish device to press from both sides the sheet metal class work piece of tight location after processing, it is very little to warp, thereby fine realization high accuracy dimensional tolerance and form and position tolerance, fine assurance the processingquality of work piece ② this year dish device not only adaptable different materials and size's work piece, still can adapt to various CNC lathe such as vertical machining center, carving and milling machine, the suitability is very good with the practicality, application prospect is extensive ③ this year dish device's installation adjustment convenient and fast, both reduced operation intensity of labour, shortened the assistance-time again.

Drawings

FIG. 1 is a schematic structural view of an aluminum plate workpiece;

fig. 2 is a schematic structural diagram of a tray carrying device for processing thin-plate workpieces according to the present invention;

FIG. 3 is an enlarged view of the portion A shown in FIG. 2;

fig. 4 is a schematic view of a local structure of the disk loading device of the present invention installed on a machine tool.

The following description is made with reference to the accompanying drawings:

10-carrier plate body 11-elongated first air duct

12-strip-shaped second air channel 13-sealing rubber strip

21-first clamping member 22-second clamping member

220-rotating cylinder 221-briquetting

23-first alignment pin 24-second alignment pin

30-vacuum generator 31-ball valve

32-vacuum pressure gauge 40-bearing plate

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and the present invention is not limited to the embodiments described in the present application.

It should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relation or adjustment of the size should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the function and the achievable purpose of the present invention. The terms "first" and "second" used herein are used for convenience of description and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Example 1:

referring to fig. 2 to 4, there are shown a schematic structural diagram, a schematic partial enlarged structural diagram, and a schematic partial structural diagram of the disk carrying device installed on a machine tool for machining a thin plate workpiece according to the present invention.

The carrying disc device for processing the sheet type workpiece of the utility model comprises a carrying disc main body 10 which is horizontally arranged, a sealing cavity is formed inside the carrying disc main body 10, and the sealing cavity is also connected with an external negative pressure device through an air pipe, so that the sealed cavity becomes a vacuum sealed cavity, a processing area for placing thin plate type workpieces is divided on the upper side surface of the carrying disc main body 10, the processing area is provided with a plurality of long strip-shaped first air passages 11 respectively extending along a first direction and a plurality of long strip-shaped second air passages 12 respectively extending along a second direction vertical to the first direction, the long strip-shaped first air passages 11 and the long strip-shaped second air passages 12 are mutually crossed and connected into a net-shaped structure, the strip-shaped first air passages 11 and the strip-shaped second air passages 12 are also respectively communicated with the sealed cavity; in addition, a plurality of first clamping members 21 are symmetrically arranged beside two sides of the processing area, and a plurality of second clamping members 22 are symmetrically arranged beside the other two sides of the processing area.

In this embodiment, it is preferable that the external negative pressure device includes a vacuum generator 30 connected to a port of the air pipe, and a ball valve 31 and a vacuum pressure gauge 32 installed on the air pipe.

In this embodiment, preferably, the processing area is rectangular, the length direction of the processing area is the first direction, and the width direction of the processing area is the second direction;

the plurality of first clamping pieces 21 are symmetrically arranged beside two long sides of the processing area, and the plurality of second clamping pieces 22 are symmetrically arranged beside two wide sides of the processing area.

In this embodiment, it is preferable that a plurality of the first clamping members 21 (four are shown) are elbow clamps, and the elbow clamps are correspondingly positioned on the upper side of the tray main body 10 and close to the two long sides of the processing area.

Or, it is a plurality of first clamping piece 21 all adopts the clamp plate, and is a plurality of the rotation that the clamp plate corresponds respectively is installed carry on the dish main part 10 on the side and be close to the position department of two long avris in processing region.

In this embodiment, it is preferable that each of the plurality of second clamping members 22 has a rotating cylinder 220 and a pressing block 221 positioned and connected to a piston rod of the rotating cylinder 220, and the plurality of rotating cylinders 220 are further symmetrically and movably mounted beside two wide sides of the processing area.

Further preferably, the number of the second clamping members 22 is four, and the distance between the two rotating cylinders 220 located on the same side can be adjusted to adapt to workpieces with different width sizes;

in addition, the structure that the distance between the two rotating cylinders 220 located on the same side can be adjusted is as follows: two groups of driving mechanisms are arranged at intervals along the first direction, and are also respectively arranged beside two sides of the tray main body 10; each group of driving mechanisms is provided with a bearing plate 40 and an adjusting screw, the bearing plate 40 is used for bearing two rotary cylinders 220 which are positioned on the same side, the bearing plate 40 is positioned and installed beside one side of the carrying disc main body 10, the adjusting screw is movably installed on the bearing plate 40, and the adjusting screw can also drive the two rotary cylinders 220 to approach or separate from each other.

Preferably, the bearing plate 40 is provided with an installation hole extending along the second direction and through which the adjusting screw movably penetrates, and the upper side surface of the bearing plate 40 is further provided with a sliding hole extending along the second direction and communicating with the installation hole;

the two rotating cylinders 220 located on the same side are respectively slidably mounted on the sliding holes through sliding blocks, and meanwhile, the two rotating cylinders 220 are also correspondingly connected with the two nut sleeves through the sliding blocks in a positioning manner. During machining and production, the carrying disc device is mounted on the machine tool workbench in a locking mode, and the two bearing plates 40 are mounted on the machine tool workbench in a locking mode.

In this embodiment, preferably, a circle of groove is formed at the periphery of the processing area, and a sealing rubber strip 13 is installed in the groove to ensure the tightness of the sealing cavity;

in addition, a first positioning pin 23 is detachably provided near one long side of the processing area, and a second positioning pin 24 is detachably provided near one wide side of the processing area.

In addition to the structure, in order to facilitate taking of the tray carrying device, the tray carrying device is further improved in the following manner that the structure is described by taking the 'rectangular cross section of the tray carrying main body 10' as an example, ① handles are respectively arranged on two long side sides of the tray carrying main body 10 to facilitate carrying of an operator, ② hooks a are respectively arranged on two wide side sides of the tray carrying main body 10, and correspondingly, hooks b matched with the hooks a are respectively arranged on the two bearing plates 40 to facilitate integral rapid carrying.

In addition, the utility model also provides a processing method of carrying a set device to the aluminium sheet product that processing shown in figure 1 explains as an example:

the dimension parameters of the aluminum plate product are as follows: 723mm in length, 430mm in width and 12mm in thickness; processing requirements are as follows: the method comprises the steps of processing an upper plane, milling a square hole, milling a special-shaped groove, milling peripheral shapes and the like on an aluminum plate, wherein the length and width dimensional tolerance of the processed large square hole is +/-0.03 mm, the depth tolerance of the special-shaped groove is +/-0.025 mm, the width dimensional tolerance of the groove is +/-0.05 mm, the depth tolerance of a left small square groove is +/-0.015 mm, the position dimensional tolerance of a reference plane is +/-0.03 mm, and the flatness of the whole upper plane is 0.1 mm.

Step 1) preparation work: an operator firstly installs the disc loading device on a machine tool workbench, and simultaneously installs the first positioning pin 23 and the second positioning pin 24 as the installation positioning reference of the aluminum plate;

step 2) an operator puts an aluminum plate into the processing area, pushes the aluminum plate to be close to the first positioning pin 23 and the second positioning pin 24, then starts the vacuum generator 30, and pulls out the first positioning pin 23 and the second positioning pin 24 after the vacuum pressure is stable, because the negative pressure formed in the processing area can reliably adsorb the aluminum plate;

step 3) calling a CNC machine tool program, processing a screw hole at the position of a large square hole which is pre-processed on the aluminum plate, and immediately installing and locking a fastening screw after the screw hole is processed (so as to prevent the workpiece from being scrapped or the cutter from being damaged due to sudden falling of the residual material during the processing of the large square hole); then, after the four peripheries and the upper plane of the aluminum plate are processed according to the program, the four first clamping pieces 21 and the four second clamping pieces 22 are used for pressing the aluminum plate; and then, continuing to mill the special-shaped groove and mill the square hole until all the machining is finished finally.

In summary, the tray carrying device of the utility model can rapidly and reliably clamp thin plate workpieces and keep the clearance above the workpieces, so as to ensure that the workpieces can complete all processes to the maximum extent in one-time clamping, thereby greatly improving the production efficiency; particularly, after the thin plate type workpiece clamped and positioned by the carrying disc device is processed, the deformation is very small, so that high-precision dimensional tolerance and form and position tolerance are well realized, and the processing quality of the workpiece is well ensured.

The above description is only a preferred embodiment of the present invention, but not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as within the protection scope of the present invention.

Claims

1. A carry a set device for sheet metal class work piece processing which characterized in that: the plate loading device is characterized by comprising a plate loading main body (10) which is horizontally placed, a sealing cavity is formed in the plate loading main body (10), the sealing cavity is connected to an external negative pressure device through an air pipe, a processing area for placing thin plate type workpieces is divided on the upper side face of the plate loading main body (10), a plurality of strip-shaped first air passages (11) which extend along a first direction and a plurality of strip-shaped second air passages (12) which extend along a second direction perpendicular to the first direction are formed in the processing area, the strip-shaped first air passages (11) and the strip-shaped second air passages (12) are connected into a net structure in a mutually crossed mode, and the strip-shaped first air passages (11) and the strip-shaped second air passages (12) are further communicated with the sealing cavity;

in addition, a plurality of first clamping pieces (21) are symmetrically arranged beside two sides of the processing area, and a plurality of second clamping pieces (22) are symmetrically arranged beside the other two sides of the processing area.

2. The carrier plate device for processing thin plate type workpieces as claimed in claim 1, wherein: the external negative pressure device comprises a vacuum generator (30) connected with one port of the air pipe, a ball valve (31) and a vacuum pressure gauge (32) which are arranged on the air pipe.

3. The carrier plate device for processing thin plate type workpieces as claimed in claim 1, wherein: the processing area is rectangular, the length direction of the processing area is the first direction, and the width direction of the processing area is the second direction;

the first clamping pieces (21) are symmetrically arranged beside two long sides of the processing area, and the second clamping pieces (22) are symmetrically arranged beside two wide sides of the processing area.

4. The carrier plate device for processing thin plate type workpieces as claimed in claim 3, wherein: it is a plurality of first clamping piece (21) all adopt the elbow to press from both sides, and is a plurality of the elbow presss from both sides the location that corresponds respectively and installs carry on a set main part (10) the side and be close to in the position department of the two long avris in machined area.

5. The carrier plate device for processing thin plate type workpieces as claimed in claim 3, wherein: it is a plurality of first clamping piece (21) all adopt the clamp plate, and is a plurality of the rotation that the clamp plate corresponds respectively is installed carry on the side of dish main part (10) and be close to the position department of the two long avris in machining region.

6. The carrier plate device for processing thin plate type workpieces as claimed in claim 3, wherein: the second clamping pieces (22) are respectively provided with a rotating cylinder (220) and a pressing block (221) which is positioned and connected on a piston rod of the rotating cylinder (220), and the rotating cylinders (220) are symmetrically and movably arranged beside two wide sides of the processing area.

7. The carrier plate device for processing thin plate type workpieces as claimed in claim 6, wherein: the number of the second clamping pieces (22) is four, and the distance between two rotary cylinders (220) positioned on the same side can be adjusted;

in addition, the structure for realizing the adjustment of the distance between the two rotary cylinders (220) positioned on the same side is as follows: two groups of driving mechanisms are arranged at intervals along the first direction, and are also respectively arranged beside two sides of the carrying disc main body (10); each group of driving mechanisms is respectively provided with a bearing plate (40) used for bearing two rotary cylinders (220) positioned on the same side and an adjusting screw rod, the bearing plate (40) is positioned and installed beside one side of the carrying disc main body (10), the adjusting screw rod is movably installed on the bearing plate (40), and the adjusting screw rod can also drive the two rotary cylinders (220) to approach or separate.

8. The carrier plate device for processing thin plate type workpieces as claimed in claim 7, wherein: the bearing plate (40) is provided with an installation hole which extends along the second direction and is used for the adjusting screw to movably penetrate, and the upper side surface of the bearing plate (40) is also provided with a sliding hole which also extends along the second direction and is communicated with the installation hole;

the two rotary air cylinders (220) positioned on the same side are respectively installed on the sliding holes in a sliding mode through sliding blocks, and meanwhile the two rotary air cylinders (220) are also correspondingly connected with the two nut sleeves in a positioning mode through the sliding blocks.

9. The carrier plate device for processing thin plate type workpieces as claimed in claim 3, wherein: a circle of groove is formed in the periphery of the processing area, and a sealing rubber strip (13) is arranged in the groove;

in addition, a first positioning pin (23) is detachably arranged beside one long side of the processing area, and a second positioning pin (24) is detachably arranged beside one wide side of the processing area.