CN211439162U - Product positioning and conveying device for automatic production of green blank processing - Google Patents

Product positioning and conveying device for automatic production of green blank processing Download PDF

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Publication number
CN211439162U
CN211439162U CN201922276701.9U CN201922276701U CN211439162U CN 211439162 U CN211439162 U CN 211439162U CN 201922276701 U CN201922276701 U CN 201922276701U CN 211439162 U CN211439162 U CN 211439162U
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China
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positioning
conveying
rod
shell
frame
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CN201922276701.9U
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Chinese (zh)
Inventor
孙立宇
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Gkn Danyang Industrial Co ltd
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Gkn Danyang Industrial Co ltd
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Abstract

The utility model discloses a product positioning and conveying device for automatic production of green blank processing, which comprises an upper frame, a conveying table and a feeding table arranged on the right side of the conveying table, wherein the upper frame is arranged above the conveying table and the feeding table, the right end of the upper frame is provided with a CCD camera, an X-axis guide rod and a Y-axis guide rod which are perpendicular to each other are arranged below the upper frame, the lower surface of an upper walking seat is connected with a Z-axis cylinder, the Z-axis guide rod of the Z-axis cylinder is connected with a rotary disc, and the lower end of the rotary disc is connected with a high-precision clamp; the transportation platform on be equipped with transportation guide rail and a plurality of location walking unit, location walking unit including with transportation guide rail sliding connection's lower seat of walking, lower seat of walking on be equipped with high accuracy location platform. The utility model discloses a machine vision realizes treating processing embryo prepositioning and accurate centre gripping embryo to with the embryo through the further high accuracy location simultaneous transportation of high accuracy location of high accuracy platform to the embryo, avoided the embryo to produce the damage in centre gripping and transportation.

Description

Product positioning and conveying device for automatic production of green blank processing
Technical Field
The utility model particularly relates to a product location transmission device is used in green body processing automated production.
Background
A variable valve timing system (VVT) is a system which adjusts the phase of an engine cam through an equipped control and execution system, so that the opening and closing time of a valve is changed along with the change of the rotating speed of an engine, thereby improving the charging efficiency and increasing the power of the engine. The core components in the actuator-phaser of the VVT system, such as the sprocket, stator, rotor and end caps, are mostly produced by powder metallurgy. In the phase shifter, the most core part is a rotor, and a plurality of holes, grooves and other geometric elements are designed on the rotor, wherein the axial holes and the end surface grooves can be pressed by a die, but the radial oil passages and the grooves cannot be pressed and can be realized only by secondary processing. The conventional machining process is to perform hard machining on the radial grooves and the oil passage holes by using a high-speed machining center after sintering (and quenching is needed in some cases). However, the processing method has the disadvantages of short service life of the cutter, high cost of the cutter, difficult processing of burrs, oxidation and rust of workpieces, long beat length and the like. Through research and experiments, the company carries out the current production mode that after a product is formed, a green body is directly subjected to machining, drilling and then sintering (heat treatment). The beat is improved by soft processing the green body, the service life of the cutter is prolonged, and the production cost is reduced, so that the real green processing of the VVT rotor in large batch and low cost can be realized. However, the green compact is processed, so that a plurality of problems exist, such as fragility, slag falling, deburring and the like, products with the problems can only be scrapped, a large amount of loss is caused, the transportation of the products in the automation process and the positioning and transportation of the products account for a large proportion of the problems, the products are very easy to damage in the clamping and placing process in the transportation of the green compact, the traditional numerical control coordinate positioning has large errors, and the positioning and transportation requirements of the products are difficult to meet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art, the utility model provides a product positioning and conveying device for the automatic production of green blank processing, which comprises an ejection frame, a transport table and a feeding table arranged on the right side of the transport table, wherein the ejection frame is arranged above the transport table and the feeding table, a CCD camera is arranged at the right end of the ejection frame, an X-axis guide rod and a Y-axis guide rod which are perpendicular to each other are arranged below the ejection frame, the X-axis guide rod and the Y-axis guide rod both pass through an upper walking seat arranged below the ejection frame, the lower surface of the upper walking seat is connected with a Z-axis cylinder, the Z-axis guide rod of the Z-axis cylinder is connected with a rotating disk, and the lower end of the rotating disk is connected with a high; the transportation platform on be equipped with transportation guide rail and a plurality of location walking unit, location walking unit including with transportation guide rail sliding connection's lower seat of walking, lower seat of walking on be equipped with high accuracy location platform.
In order to better realize the pre-positioning and clamping of the green body, preferably, the high-precision clamp comprises an outer shell, a coaxial inner clamp moving rod is arranged in the outer shell, and the upper end of the inner clamp moving rod is connected with the top wall of the outer shell through an inner telescopic push rod; the lower extreme of shell body is equipped with outer anchor clamps and interior anchor clamps. The high-precision clamp can apply pressure through the inner ring and the outer ring of the green body at the same time, and the structural damage caused by cracks generated on the inner ring of the green body due to stress concentration caused by single-side stress of the outer ring is avoided.
Preferably, outer anchor clamps include and encircle in a plurality of outer clamping unit of shell body, outer clamping unit include outer fixing base and the outer arm that presss from both sides that is L shape, outer fixing base seted up horizontal outer arm spacing groove that presss from both sides, outer arm spacing inslot card establish outer arm lock, outer arm that presss from both sides be connected with the lateral wall of shell body through outer reset spring, the upper end of outer fixing base is equipped with outer arm step motor that presss from both sides, outer arm step motor that presss from both sides be connected with the ball of locating outer arm upper end through the lead screw.
Preferably, the interior anchor clamps including running through and surrounding in a plurality of interior clamping unit of shell body, interior clamping unit include the butt in interior inclined supporting plate on interior anchor clamps motion pole surface and be the interior double-layered arm of T font, the interior connecting rod of interior arm lock passes the lateral wall of shell body and is connected with interior inclined supporting plate, interior connecting rod on the cover be equipped with interior reset spring, interior reset spring one end butt in the surface of interior anchor clamps motion pole, the other end butt in the internal surface of shell body.
In order to better realize the high-precision positioning of the green body and prevent the green body from being placed to cause collision damage, the high-precision positioning table is preferably characterized by comprising a base, a rotary positioning disc arranged on the base and used for supporting a rotor, a central positioning rod inserted and positioned at the center of the base and the rotary positioning disc, a side hole positioning rod arranged on the rotary positioning disc and with the end part extending out of the rotary positioning disc, and a thrust bearing positioned between the base and the rotary positioning disc, wherein a spring movable groove internally provided with a compression spring is arranged in the base, a limit positioning pin is arranged in the rotary positioning disc, one side of the limit positioning pin compresses the compression spring, a rotary limiting hole which is used for accommodating the limit positioning pin in a rotary motion way and is communicated with the spring movable groove is arranged on the base, at least three spring plungers are embedded in the rotary positioning disc. The green body can be positioned by the high-precision positioning table to obtain further high-precision positioning, and the green body is buffered by the compression spring when being positioned to avoid the generation of cracks due to collision to cause structural damage.
Preferably, a clamping groove is further formed in the central positioning rod, and a friction gasket abutted against the rotary positioning disc is sleeved outside the clamping groove.
Preferably, the number of the spring plungers is three, the spring plungers are distributed in a triangular mode, and movable heads of the spring plungers extend out of the top of the rotary positioning disc.
Preferably, the center positioning rod and the side hole positioning rod are positioning pins.
Preferably, the center positioning rod is a center positioning screw rod, and the side hole positioning rod is a side hole positioning PIN.
Preferably, the top frame is provided with an illuminating light source surrounding the CCD camera.
Has the advantages that: the utility model discloses a machine vision prepositioning improves the precision of snatching of anchor clamps, and then realizes that the high accuracy clamp of embryo gets, avoids pressing from both sides the inaccuracy and causes the damage to the embryo, gets back high accuracy clamp and gets through rotary disk adjustment embryo angle position appearance to realize further high accuracy location to the embryo through high accuracy positioning table, avoid the embryo to place the inaccuracy and lead to the damage that man-hour error led to the fact the product.
Drawings
FIG. 1 is a schematic structural diagram of a product positioning and conveying device for automatic production of green blank processing;
FIG. 2 is a schematic structural view of a high-precision jig;
FIG. 3 is an enlarged view of a portion of the high precision clamp;
FIG. 4 is a front view of the high precision positioning stage;
FIG. 5 is a sectional view in the direction A-A in FIG. 4;
FIG. 6 is a cross-sectional view taken in the direction B-B of FIG. 4;
FIG. 7 is a cross-sectional view taken in the direction of C-C in FIG. 4;
FIG. 8 is a schematic view of a center positioning screw;
FIG. 9 is a schematic structural diagram of a side hole location PIN;
FIG. 10 is a schematic view of the structure of the base;
FIG. 11 is a front view of FIG. 10;
FIG. 12 is a cross-sectional view taken in the direction D-D of FIG. 11;
FIG. 13 is a cross-sectional view taken in the direction E-E of FIG. 11;
in the figure: 1. a top frame, 2, a transportation table, 3, a feeding table, 101, a CCD camera, 102, an X-axis guide rod, 103, an upper walking seat, 104, a Z-axis cylinder, 105, a Z-axis guide rod, 106, a rotating disc, 107, a high-precision clamp, 108, an outer shell, 109, an inner clamp moving rod, 110, an inner telescopic push rod, 111, an outer fixing seat, 112, an outer clamping arm, 113, an outer clamping arm limit groove, 114, an outer reset spring, 115, an outer clamping arm stepping motor, 116, a lead screw, 117, a ball, 118, an inner inclined supporting plate, 119, an inner clamping arm, 120, an inner connecting rod, 121, an inner reset spring, 201, a transportation guide rail, 202, a lower walking seat, 203, a high-precision positioning table, 401, a base, 402, a rotary positioning disc, 403, a central positioning screw, 404, a side hole positioning PIN, 405, a thrust bearing, 406, a compression spring, 407, a spring movable groove, 408, a limit positioning PIN, 409, a rotary limiting hole, 410, Spring plunger, 411, friction washer.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in fig. 1-13, a product positioning and conveying device for automatic production of green blank processing comprises a top frame 1, a conveying table 2 and a feeding table 3 arranged on the right side of the conveying table 2, wherein the top frame 1 is arranged above the conveying table 2 and the feeding table 3, a CCD camera 101 is arranged at the right end of the top frame 1, and an illumination light source (not shown in the figure) surrounding the CCD camera 101 is arranged on the top frame; an X-axis guide rod 102 and a Y-axis guide rod which are perpendicular to each other are arranged below the top frame 1, the X-axis guide rod 102 and the Y-axis guide rod both penetrate through an upper walking seat 103 arranged below the top frame, the lower surface of the upper walking seat 103 is connected with a Z-axis cylinder 104, a Z-axis guide rod 105 of the Z-axis cylinder 104 is connected with a rotating disc 106, and the lower end of the rotating disc 106 is connected with a high-precision clamp 107; the transportation platform 2 is provided with a transportation guide rail 201 and a plurality of positioning walking units, each positioning walking unit comprises a lower walking seat 202 connected with the transportation guide rail 201 in a sliding mode, and the lower walking seat 202 is provided with a high-precision positioning platform 203.
The high-precision clamp 107 comprises an outer shell 108, a coaxial inner clamp moving rod 109 is arranged in the outer shell 108, and the upper end of the inner clamp moving rod is connected with the top wall of the outer shell 108 through an inner telescopic push rod 110; an outer clamp and an inner clamp are arranged at the lower end of the outer shell 108; the outer clamp comprises a plurality of outer clamping units surrounding the outer shell, each outer clamping unit comprises an outer fixing seat 111 and an L-shaped outer clamping arm 112, the outer fixing seat is provided with a transverse outer clamping arm limiting groove 113, the outer clamping arm 112 is clamped in the outer clamping arm limiting groove 113, the outer clamping arm 112 is connected with the side wall of the outer shell through an outer reset spring 114, the upper end of the outer fixing seat 111 is provided with an outer clamping arm stepping motor 115, and the outer clamping arm stepping motor 115 is connected with a ball 117 arranged at the upper end of the outer clamping arm through a lead screw 116; interior anchor clamps including running through and encircle in a plurality of interior clamping unit of shell body, interior clamping unit include butt in interior inclined strut board 118 on interior anchor clamps motion pole surface and the interior press from both sides arm 119 that is the T font, interior connecting rod 120 of interior clamp arm 119 passes the lateral wall of shell body and is connected with interior inclined strut board 118, interior connecting rod 120 on the cover be equipped with interior reset spring 121, interior reset spring 121 one end butt in the surface of interior anchor clamps motion pole 109, the other end butt in the internal surface of shell body 108.
The high-precision positioning table comprises a base 401, a rotary positioning disc 402 arranged on the base 401 and used for supporting a rotor, a central positioning screw 403 inserted and positioned at the centers of the base 401 and the rotary positioning disc 402, a side hole positioning PIN404 arranged on the rotary positioning disc 402 and with the end part extending out of the rotary positioning disc 402, and a thrust bearing 405 positioned between the base 401 and the rotary positioning disc 402, wherein a spring movable groove 407 internally provided with a compression spring 406 is arranged in the base 401, a limiting positioning pin 408 is arranged in the rotary positioning disc 402, one side of the limiting positioning pin 408 compresses a compression spring 406, a rotary limiting hole 409 which is used for accommodating the limiting positioning pin 408 to rotate and is communicated with a spring movable groove 407 is arranged on the base 401, three spring plungers 410 are embedded in the rotary positioning disc 20, a clamping groove is further arranged on the central positioning screw 403, and a friction gasket 411 which is abutted against the rotary positioning disc 402 is sleeved outside the clamping groove.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A product positioning and conveying device for automatic production of green blank processing is characterized by comprising an upper frame, a conveying table and a feeding table arranged on the right side of the conveying table, wherein the upper frame is arranged above the conveying table and the feeding table, a CCD camera is arranged at the right end of the upper frame, an X-axis guide rod and a Y-axis guide rod which are perpendicular to each other are arranged below the upper frame, the X-axis guide rod and the Y-axis guide rod both penetrate through an upper walking seat arranged below the upper frame, the lower surface of the upper walking seat is connected with a Z-axis cylinder, the Z-axis guide rod of the Z-axis cylinder is connected with a rotating disc, and the lower end of the rotating disc is connected with a high-precision clamp; the transportation platform on be equipped with transportation guide rail and a plurality of location walking unit, location walking unit including with transportation guide rail sliding connection's lower seat of walking, lower seat of walking on be equipped with high accuracy location platform.
2. The product positioning and conveying device for the automatic production of green blank processing as claimed in claim 1, wherein the high-precision clamp comprises an outer shell, a coaxial inner clamp moving rod is arranged in the outer shell, and the upper end of the inner clamp moving rod is connected with the top wall of the outer shell through an inner telescopic push rod; the lower extreme of shell body is equipped with outer anchor clamps and interior anchor clamps.
3. The product positioning and conveying device for the automatic production of green blank processing as claimed in claim 2, wherein the outer clamp comprises a plurality of outer clamping units surrounding the outer shell, each outer clamping unit comprises an outer fixing base and an L-shaped outer clamping arm, the outer fixing base is provided with a transverse outer clamping arm limiting groove, an outer clamping arm is clamped in the outer clamping arm limiting groove, the outer clamping arm is connected with the side wall of the outer shell through an outer reset spring, an outer clamping arm stepping motor is arranged at the upper end of the outer fixing base, and the outer clamping arm stepping motor is connected with a ball arranged at the upper end of the outer clamping arm through a lead screw.
4. The product positioning and conveying device for the automatic production of green blank processing as claimed in claim 2, wherein the inner clamp comprises a plurality of inner clamping units penetrating through and surrounding the outer shell, the inner clamping units comprise inner inclined supporting plates abutting against the surface of the moving rod of the inner clamp and inner clamping arms in a T shape, inner connecting rods of the inner clamping arms penetrate through the side walls of the outer shell to be connected with the inner inclined supporting plates, inner reset springs are sleeved on the inner connecting rods, one ends of the inner reset springs abut against the outer surface of the moving rod of the inner clamp, and the other ends of the inner reset springs abut against the inner surface of the outer shell.
5. The product positioning and conveying device for the automatic production of green blank processing as claimed in claim 1, it is characterized in that the high-precision positioning table comprises a base, a rotary positioning disc arranged on the base and used for supporting a rotor, a central positioning rod inserted and positioned at the center of the base and the rotary positioning disc, a side hole positioning rod arranged on the rotary positioning disc and with the end part extending out of the rotary positioning disc, and a thrust bearing positioned between the base and the rotary positioning disc, wherein a spring movable groove with a compression spring is arranged in the base, a limit positioning pin is arranged in the rotary positioning disc, one side of the limit positioning pin compresses the compression spring, be equipped with one on the base and hold spacing locating pin rotary motion and intercommunication the spacing hole of rotation of spring activity groove, it has at least three spring plunger still to embed on the rotational positioning dish.
6. The device for positioning and transporting the product for use in the automated green body processing production according to claim 5, wherein a locking groove is further formed in the center positioning rod, and a friction pad abutting against the rotary positioning plate is sleeved outside the locking groove.
7. The device of claim 5, wherein the number of the spring plungers is three, and the spring plungers are distributed in a triangular manner, and the movable heads of the spring plungers extend out of the top of the rotary positioning plate.
8. The device of claim 5, wherein the center positioning rod and the side hole positioning rod are positioning pins.
9. The device of claim 5, wherein the central positioning rod is a central positioning screw and the side hole positioning rod is a side hole positioning PIN.
10. The device of claim 1, wherein the top frame is provided with an illumination source surrounding the CCD camera.
CN201922276701.9U 2019-12-18 2019-12-18 Product positioning and conveying device for automatic production of green blank processing Active CN211439162U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922276701.9U CN211439162U (en) 2019-12-18 2019-12-18 Product positioning and conveying device for automatic production of green blank processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922276701.9U CN211439162U (en) 2019-12-18 2019-12-18 Product positioning and conveying device for automatic production of green blank processing

Publications (1)

Publication Number Publication Date
CN211439162U true CN211439162U (en) 2020-09-08

Family

ID=72320584

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922276701.9U Active CN211439162U (en) 2019-12-18 2019-12-18 Product positioning and conveying device for automatic production of green blank processing

Country Status (1)

Country Link
CN (1) CN211439162U (en)

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