CN105195429B - Bushing laying direction screening device - Google Patents
Bushing laying direction screening device Download PDFInfo
- Publication number
- CN105195429B CN105195429B CN201510639585.6A CN201510639585A CN105195429B CN 105195429 B CN105195429 B CN 105195429B CN 201510639585 A CN201510639585 A CN 201510639585A CN 105195429 B CN105195429 B CN 105195429B
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- China
- Prior art keywords
- negative pressure
- screening box
- screening
- bushing
- flange
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/003—Separation of articles by differences in their geometrical form or by difference in their physical properties, e.g. elasticity, compressibility, hardness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Separation Of Gases By Adsorption (AREA)
- Sealing Devices (AREA)
Abstract
The invention relates to a bushing laying direction screening device which is used for screening spacer type bushings with different laying directions, the spacer type bushing comprises a bushing flange (1) and columnar bulges (2) with circular sections, the middle part of the bushing flange (1) is a circular hollowed-out part, the columnar bulges (2) are arranged at the circular hollowed-out part of the bushing flange (1) and are integrally formed with the bushing flange, the screening device comprises a vacuum generator (3) and a negative pressure adsorption screening box (4) which are connected with each other, adsorption air holes (6) which are uniformly distributed are arranged on the upper surface of the negative pressure adsorption screening box (4), the vacuum generator (3) is communicated with the adsorption air holes (6), and a rotating device which drives the negative pressure adsorption screening box (4) to turn over is arranged on the negative pressure adsorption screening box. Compared with the prior art, the invention has the advantages of simple structure, high screening efficiency, suitability for automatic assembly of bushings and the like.
Description
Technical Field
The invention relates to a bushing laying direction screening device, in particular to a bushing laying direction screening device adopting a starting vacuum generator.
Background
The automobile front cover hinge is generally assembled by sheet metal stamping parts, pin shafts and bushings. After the metal plate part is punched into the main shaft hole, the bushing is measured and installed in the hole. How to accurately and rapidly install the bushing in the main shaft hole of the metal plate is one of the technical problems to be solved.
Most of the bushings at present are opening bushings with secondary flanging, and the bushings need to be pressed in from one side of a sheet metal part and then flanged. The latest development project of the company adopts a gasket type bushing, the structure of which is shown in fig. 1 and 2, the gasket type bushing comprises a bushing flange 1 and columnar bulges 2 with circular sections, the columnar bulges 2 and the bushing flange 1 are integrally formed, a flanging process is omitted, and the assembly of the bushing is completed only by pressing two gasket type bushings in from two sides. Although the flanging process is omitted, the time consumption of pressing in the bushing is reduced to a certain extent, in the traditional bushing assembly process, the bushing is usually placed unordered without determining the laying direction, so that after the bushing is picked up, the front side and the back side are determined to press in the riveting holes from two sides, the bushing assembly is increased, and particularly, the time consumption of the operation of automatic bushing assembly has a great negative effect on the mass production efficiency.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a lining laying direction screening device adopting a pneumatic vacuum generator.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a bush direction sieving mechanism of laying for the gasket formula bush of different lay directions is used for sieving, and this gasket formula bush includes bush flange and cross-section and is the columnar bulge of ring, the middle part of bush flange be circular fretwork part, columnar bulge set up in the circular fretwork part department of bush flange to with bush flange integrated into one piece, sieving mechanism include interconnect's vacuum generator and negative pressure absorption screening case, the upper surface of this negative pressure absorption screening case is equipped with evenly distributed's absorption gas pocket, vacuum generator and absorption gas pocket switch-on, the negative pressure absorption screening case on be equipped with the rotary device who drives its upset;
during operation, the gasket type bushing is randomly laid on the upper surface of the negative pressure adsorption screening box, the vacuum generator is started to generate negative pressure, the flange surface of the bushing is attached to the gasket type bushing on the upper surface of the negative pressure adsorption screening box to be adsorbed and fixed, the rotating device is started again to drive the negative pressure adsorption screening box to turn over, the gasket type bushing which is not adsorbed and fixed on the upper surface of the negative pressure adsorption screening box falls off, and at the moment, the negative pressure adsorption screening box only leaves the gasket type bushing with the single laying direction attached to the upper surface of the flange surface of the bushing, so that the gasket type bushing with the single laying direction is obtained.
The vacuum generator is a pneumatic vacuum generator connected with an air source.
The rotating device comprises a rotating motor and a fixed rotating shaft which are respectively arranged at corresponding positions at two sides of the negative pressure adsorption screening box; during operation, the rotating motor is started to drive the negative pressure adsorption screening box to overturn around the fixed rotating shaft.
The aperture of the adsorption air holes is 0.4-0.5 mm, and the distance between two adjacent adsorption air holes is 0.4-0.6 mm.
The upper surface area of the bushing flange is 1.2-1.8 square centimeters, the weight of the bushing flange is about 2-3 g, the negative pressure generated by the vacuum generator is not less than 7KPa, and the theory of the lower surface area of the columnar bulge is zero.
Compared with the prior art, the invention has the following advantages:
(1) Simple structure, with low costs: the invention realizes bushing screening by combining the vacuum generator, the negative pressure adsorption screening box with the adsorption air holes and the rotating device, has simple structure, simple whole screening process and high efficiency, and simultaneously greatly reduces the labor cost of manual screening;
(2) The failure rate is low, and the energy consumption is low: the invention adopts the pneumatic vacuum generator to generate negative pressure, and compared with the electric vacuum pump, the invention has low failure rate, and the air source can adopt the cylinder waste gas of a workshop, thereby effectively reducing the energy consumption;
(3) Is beneficial to automatic production: the screening device provided by the invention has a simple structure, and the whole screening process can be finished under a control system according to a program, so that the screening device is particularly suitable for being matched with an automatic assembly lining system.
Drawings
FIG. 1 is a schematic front view of a shim liner of the present invention;
FIG. 2 is a schematic top view of a shim liner of the present invention;
FIG. 3 is a schematic diagram of a screening apparatus according to the present invention;
in the figure, a 1-bushing flange, a 2-columnar bulge, a 3-vacuum generator, a 4-negative pressure adsorption screening box, a 5-fixed rotating shaft, a 6-adsorption air hole and a 7-rotating motor.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present invention, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present invention is not limited to the following examples.
Example 1
The utility model provides a bush lays direction sieving mechanism for the gasket type bush of different lay directions, this gasket type bush includes bush flange 1 and cross-section columnar protruding 2 that is the ring, the middle part of bush flange 1 is circular fretwork part, columnar protruding 2 sets up in the circular fretwork part department of bush flange 1, and with bush flange 1 integrated into one piece, sieving mechanism includes interconnect's vacuum generator 3 and negative pressure absorption screening case 4, vacuum generator 3 is the pneumatic vacuum generator 3 that is connected with the air supply, the upper surface of negative pressure absorption screening case 4 is equipped with evenly distributed's absorption gas pocket 6, vacuum generator 3 and absorption gas pocket 6 switch on, the aperture of absorption gas pocket 6 is phi 0.5 millimeter, the interval of two adjacent absorption gas pocket 6 is 0.4mm, the upper surface area of bush flange is 1.2 square centimeter, weight is 2g, vacuum generator produced negative pressure be 7KPa, be equipped with on the negative pressure absorption screening case 4 drive its upset rotary device, rotary device includes rotary motor 7 and fixed pivot 5 that set up respectively in negative pressure absorption screening case 4 both sides corresponding position;
during operation, the gasket type bushing is randomly laid on the upper surface of the negative pressure adsorption screening box 4, the vacuum generator 3 is started to generate negative pressure, the bushing flange surface is attached to the gasket type bushing on the upper surface of the negative pressure adsorption screening box 4 to be adsorbed and fixed, the rotating motor 7 is started again, the negative pressure adsorption screening box 4 is driven to overturn around the fixed rotating shaft 5, the gasket type bushing which is not adsorbed and fixed on the upper surface of the negative pressure adsorption screening box 4 falls off, and at the moment, the negative pressure adsorption screening box 4 only leaves the gasket type bushing in a single laying direction of the upper surface attached to the bushing flange surface, so that the gasket type bushing with the single laying direction is obtained.
Example 2
The utility model provides a bush lays direction sieving mechanism for the gasket type bush of different lay directions, this gasket type bush includes bush flange 1 and cross-section columnar protruding 2 that is the ring, the middle part of bush flange 1 is circular fretwork part, columnar protruding 2 sets up in the circular fretwork part department of bush flange 1, and with bush flange 1 integrated into one piece, sieving mechanism includes interconnect's vacuum generator 3 and negative pressure absorption screening case 4, vacuum generator 3 is the pneumatic vacuum generator 3 that is connected with the air supply, the upper surface of negative pressure absorption screening case 4 is equipped with evenly distributed's absorption gas pocket 6, vacuum generator 3 and absorption gas pocket 6 switch on, the aperture of absorption gas pocket 6 is phi 0.4 millimeter, the interval of two adjacent absorption gas pocket 6 is 0.6mm, the upper surface area of bush flange is 1.8 square centimeter, weight is 3g, vacuum generator produced negative pressure be 8KPa, be equipped with on the negative pressure absorption screening case 4 drive its upset rotary device, rotary device includes rotary motor 7 and fixed pivot 5 that set up respectively in negative pressure absorption screening case 4 both sides corresponding position;
during operation, the gasket type bushing is randomly laid on the upper surface of the negative pressure adsorption screening box 4, the vacuum generator 3 is started to generate negative pressure, the bushing flange surface is attached to the gasket type bushing on the upper surface of the negative pressure adsorption screening box 4 to be adsorbed and fixed, the rotating motor 7 is started again, the negative pressure adsorption screening box 4 is driven to overturn around the fixed rotating shaft 5, the gasket type bushing which is not adsorbed and fixed on the upper surface of the negative pressure adsorption screening box 4 falls off, and at the moment, the negative pressure adsorption screening box 4 only leaves the gasket type bushing in a single laying direction of the upper surface attached to the bushing flange surface, so that the gasket type bushing with the single laying direction is obtained.
Example 3
The utility model provides a bushing lays direction sieving mechanism for the gasket type bush of different laying directions, this gasket type bush includes bush flange 1 and cross-section columnar protruding 2 that is the ring, the middle part of bush flange 1 is circular fretwork part, columnar protruding 2 sets up in the circular fretwork part department of bush flange 1, and with bush flange 1 integrated into one piece, sieving mechanism includes interconnect's vacuum generator 3 and negative pressure absorption screening case 4, vacuum generator 3 is the pneumatic vacuum generator 3 that is connected with the air supply, the upper surface of negative pressure absorption screening case 4 is equipped with evenly distributed's absorption gas pocket 6, vacuum generator 3 and absorption gas pocket 6 switch on, the aperture of absorption gas pocket 6 is phi 0.45 millimeter, the interval of two adjacent absorption gas pocket 6 is 0.5mm, the upper surface area of bush flange is 1.6 square centimeter, weight is 2.4g, vacuum generator produce negative pressure be 7.5KPa, be equipped with on the negative pressure absorption screening case 4 drive its rotation device that overturns, rotation device includes rotary motor 7 and fixed pivot 5 that set up respectively in the corresponding position in negative pressure absorption screening case 4 both sides;
during operation, the gasket type bushing is randomly laid on the upper surface of the negative pressure adsorption screening box 4, the vacuum generator 3 is started to generate negative pressure, the bushing flange surface is attached to the gasket type bushing on the upper surface of the negative pressure adsorption screening box 4 to be adsorbed and fixed, the rotating motor 7 is started again, the negative pressure adsorption screening box 4 is driven to overturn around the fixed rotating shaft 5, the gasket type bushing which is not adsorbed and fixed on the upper surface of the negative pressure adsorption screening box 4 falls off, and at the moment, the negative pressure adsorption screening box 4 only leaves the gasket type bushing in a single laying direction of the upper surface attached to the bushing flange surface, so that the gasket type bushing with the single laying direction is obtained.
Claims (3)
1. The utility model provides a bush direction sieving mechanism for the gasket formula bush of different lay directions is used for sieving, and this gasket formula bush includes bush flange (1) and cross-section columnar protruding (2) that are the ring, the middle part of bush flange (1) be circular fretwork part, columnar protruding (2) set up in the circular fretwork part department of bush flange (1) to with bush flange integrated into one piece, its characterized in that, sieving mechanism include interconnect's vacuum generator (3) and negative pressure absorption screening case (4), the upper surface of this negative pressure absorption screening case (4) is equipped with evenly distributed's absorption gas pocket (6), vacuum generator (3) and absorption gas pocket (6) switch on, negative pressure absorption screening case (4) on be equipped with the rotary device who drives its upset;
when the vacuum suction screening box is in operation, the gasket type bushings are randomly paved on the upper surface of the vacuum suction screening box (4), the vacuum generator (3) is started to generate negative pressure, the flange surfaces of the bushings are attached to the gasket type bushings on the upper surface of the vacuum suction screening box (4) for suction fixation, the rotating device is started again to drive the vacuum suction screening box (4) to turn over, the gasket type bushings which are not attached to the upper surface of the vacuum suction screening box (4) fall off, and at the moment, the vacuum suction screening box (4) only leaves the gasket type bushings in a single paving direction attached to the upper surface of the flange surfaces of the bushings;
the vacuum generator (3) is a pneumatic vacuum generator connected with an air source;
the rotating device comprises a rotating motor (7) and a fixed rotating shaft (5) which are respectively arranged at corresponding positions at two sides of the negative pressure adsorption screening box (4); when the vacuum suction screening box works, the rotating motor (7) is started to drive the vacuum suction screening box (4) to overturn around the fixed rotating shaft (5).
2. The lining placement direction screening device according to claim 1, wherein the aperture of each adsorption air hole (6) is 0.4-0.5 mm, and the distance between two adjacent adsorption air holes (6) is 0.4-0.6 mm.
3. The lining laying direction screening device according to claim 2, wherein the upper surface area of the lining flange (1) is 1.2-1.8 square centimeters, the weight is 2-3 g, and the negative pressure generated by the vacuum generator (3) is not less than 7Kpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639585.6A CN105195429B (en) | 2015-09-30 | 2015-09-30 | Bushing laying direction screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639585.6A CN105195429B (en) | 2015-09-30 | 2015-09-30 | Bushing laying direction screening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105195429A CN105195429A (en) | 2015-12-30 |
| CN105195429B true CN105195429B (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510639585.6A Active CN105195429B (en) | 2015-09-30 | 2015-09-30 | Bushing laying direction screening device |
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| CN (1) | CN105195429B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000289851A (en) * | 1999-04-02 | 2000-10-17 | Kobe Dockyard & General Machinery Ltd | Quantitative alignment supply device of plastic bottle |
| CN1611427A (en) * | 2003-10-30 | 2005-05-04 | 积工业株式会社 | Parts aligner |
| CN101300183A (en) * | 2005-12-01 | 2008-11-05 | 株式会社村田制作所 | Electronic component conveying equipment and its control method |
| CN202316321U (en) * | 2011-11-16 | 2012-07-11 | 田华章 | Convenient coin collector |
| CN204620449U (en) * | 2015-04-16 | 2015-09-09 | 苏州之卡智能科技有限公司 | Warewashing equipment |
-
2015
- 2015-09-30 CN CN201510639585.6A patent/CN105195429B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000289851A (en) * | 1999-04-02 | 2000-10-17 | Kobe Dockyard & General Machinery Ltd | Quantitative alignment supply device of plastic bottle |
| CN1611427A (en) * | 2003-10-30 | 2005-05-04 | 积工业株式会社 | Parts aligner |
| CN101300183A (en) * | 2005-12-01 | 2008-11-05 | 株式会社村田制作所 | Electronic component conveying equipment and its control method |
| CN202316321U (en) * | 2011-11-16 | 2012-07-11 | 田华章 | Convenient coin collector |
| CN204620449U (en) * | 2015-04-16 | 2015-09-09 | 苏州之卡智能科技有限公司 | Warewashing equipment |
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| Publication number | Publication date |
|---|---|
| CN105195429A (en) | 2015-12-30 |
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