CN111002010A - Annular magnetic part assembling equipment - Google Patents
Annular magnetic part assembling equipment Download PDFInfo
- Publication number
- CN111002010A CN111002010A CN201911392194.3A CN201911392194A CN111002010A CN 111002010 A CN111002010 A CN 111002010A CN 201911392194 A CN201911392194 A CN 201911392194A CN 111002010 A CN111002010 A CN 111002010A
- Authority
- CN
- China
- Prior art keywords
- magnet piece
- magnet
- cylinder
- strong
- pressing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 99
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000005389 magnetism Effects 0.000 description 6
- 238000007599 discharging Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
Images
Classifications
-
- 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
- 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
- B23P19/001—Article feeders for assembling machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses ring-shaped magnetic piece assembling equipment which comprises a strong magnet piece separating mechanism, a magnet piece caching mechanism and a magnet piece caching rotating mechanism, wherein the strong magnet piece separating mechanism, the magnet piece caching mechanism and the magnet piece caching rotating mechanism are fixedly arranged on an upper bottom plate of a mechanism; magnet piece buffer memory rotary mechanism fixes the rear at separation strong magnet piece mechanism, magnet piece buffer memory rotary mechanism below is equipped with magnet piece buffer memory mechanism. According to the invention, the strong magnets are separated by the strong magnet piece separating mechanism, and the magnet pieces are respectively arranged in the circular shell by the magnet piece pressing mechanism, so that the requirements of a client on more efficiently and more safely manufacturing the annular strong magnet piece are met, the labor intensity of workers is reduced, and the stability of the product quality is ensured. The invention has good safety and universality and wide application; the flexibility is strong, has practiced thrift design and manufacturing cost greatly.
Description
Technical Field
The invention relates to an annular magnetic part assembling device, and belongs to the technical field of mechanical manufacturing.
Background
At present, various strip-shaped strong magnet pieces need to be separated from each other and S poles and N poles need to be assembled in annular pieces respectively, and due to the fact that magnetism is strong, separation is difficult, manual separation efficiency is low, danger is high, and strong magnetism has high interference on mechanical performance. The equipment that can be used to the strong magnetism of impeller assembly can't be purchased in the existing market, only has the little frock of self-control to assemble strong magnetism, makes artifical intensity of labour big, can produce strong magnetism when separating strong magnetism and harm the human body, and product quality is unstable.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the annular magnetic piece assembling equipment, which separates the strong magnetic pieces and respectively arranges the strong magnetic pieces into the circular shells, thereby meeting the requirements of customers on more efficiently and more safely manufacturing the annular strong magnetic pieces, reducing the labor intensity and ensuring the stability of the product quality.
In order to solve the technical problems, the invention provides an annular magnetic piece assembling device, which comprises a strong magnet separating mechanism, a magnet piece caching mechanism and a magnet piece caching and rotating mechanism which are fixedly arranged on an upper bottom plate of a mechanism, a magnet piece press-in machine shell mechanism which is fixedly arranged on an upper connecting plate, and a machine shell feeding mechanism which is fixedly arranged on a lower bottom plate of the mechanism; magnet piece buffer memory rotary mechanism fixes the rear at separation strong magnet piece mechanism, magnet piece buffer memory rotary mechanism below is equipped with magnet piece buffer memory mechanism.
Furthermore, the strong magnet separating mechanism comprises a magnet placing groove for placing a magnet and a spacer, and a descending cylinder and a magnet cutting plate for fixing the descending cylinder are arranged above one end of the magnet placing groove; an electric cylinder is arranged on one side of the magnet releasing groove, and a side push cylinder is arranged below the magnet releasing groove.
Further, magnet piece buffer memory mechanism includes the sliding plate and establishes the slide rail in the sliding plate below, sliding plate one side is connected with the no pole cylinder of first sideslip, be equipped with magnet piece buffer memory seat and the side direction location round pin axle that is used for fixed magnet piece buffer memory seat on the sliding plate, side direction location round pin axle is by the cylinder drive.
Further, magnet piece buffer memory seat is the annular.
Further, magnet piece buffer memory seat one side is equipped with the spacer material way.
Further, magnet piece buffer memory rotary mechanism includes the rotatory servo motor by upper and lower cylinder drive, rotatory servo motor is connected with rotatory spindle nose, rotatory servo motor both sides are equipped with the guide pillar.
Further, the magnet piece casing mechanism of impressing includes the air cylinder that pushes down, the air cylinder that pushes down is connected with the lower pressure plate, be equipped with the guide pillar around the air cylinder that pushes down, one side of the air cylinder that pushes down is equipped with the rotation angle cylinder.
Furthermore, the shell feeding mechanism comprises a shell, and two sides of the shell are provided with pressing cylinders; a fixed seat is arranged below the shell, a linear slide rail is arranged below the fixed seat, and a buffer is arranged at the end part of the linear slide rail; one side of the fixed seat is connected with a second transverse rodless cylinder.
Furthermore, a sensor is arranged on one side of the shell; one side of the fixed seat is connected with a drag chain.
Furthermore, two strong magnet piece separating mechanisms, two magnet piece caching mechanisms and two magnet piece caching rotating mechanisms are arranged and symmetrically installed on the upper bottom plate of the mechanism.
The invention achieves the following beneficial effects: according to the invention, the strong magnets are separated by the strong magnet piece separating mechanism, and the magnet pieces are respectively arranged in the circular shell by the magnet piece pressing mechanism, so that the requirements of a client on more efficiently and more safely manufacturing the annular strong magnet piece are met, the labor intensity of workers is reduced, and the stability of the product quality is ensured. The invention has good safety and universality and wide application; the flexibility is strong, has practiced thrift design and manufacturing cost greatly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the separated strong magnet piece mechanism of the present invention;
FIG. 3 is a side view of the split ferromagnetic sheet mechanism of the present invention;
FIG. 4 is a schematic structural view of a magnet piece buffer mechanism according to the present invention;
FIG. 5 is a schematic structural view of a magnet piece buffer rotation mechanism according to the present invention;
FIG. 6 is a schematic structural view of the magnet piece press-fit mechanism of the present invention;
fig. 7 is a schematic structural diagram of the feeding mechanism of the casing of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, a ring-shaped magnetic assembly device comprises a strong magnet separation mechanism 2, a magnet piece buffer mechanism 3 and a magnet piece buffer rotating mechanism 4 which are fixedly arranged on an upper bottom plate 1 of a mechanism, a magnet piece press-in shell mechanism 6 which is fixedly arranged on an upper connecting plate 5, and a shell feeding mechanism 8 which is fixedly arranged on a lower bottom plate 7 of the mechanism; the magnet piece caching and rotating mechanism 4 is fixed at the rear of the strong magnet piece separating mechanism 2, and the magnet piece caching and rotating mechanism 3 is arranged below the magnet piece caching and rotating mechanism 4. The strong magnet piece separating mechanism 2, the magnet piece caching mechanism 4 and the magnet piece caching rotating mechanism 3 are respectively provided with two strong magnet piece separating mechanisms and are symmetrically arranged on the mechanism upper base plate 1.
As shown in fig. 2 and 3, the strong magnet piece separating mechanism 2 comprises a magnet placing groove 21 for placing magnets and spacers, and a descending cylinder 22 and a magnet cutting plate 23 for fixing the descending cylinder 22 are arranged above one end of the magnet placing groove 21; an electric cylinder 24 is arranged on one side of the magnet discharging groove 21, and a side push cylinder 25 is arranged below the magnet discharging groove 21.
As shown in fig. 4, the magnet piece buffering mechanism 3 includes a sliding plate 31 and a sliding rail 32 disposed below the sliding plate 31, a first transverse rodless cylinder 33 is connected to one side of the sliding plate 31, a magnet piece buffering base 34 and a lateral positioning pin 35 for fixing the magnet piece buffering base 34 are disposed on the sliding plate 31, and the lateral positioning pin 35 is driven by the cylinder. The magnet piece buffer holder 34 has a ring shape. And a spacer material channel 36 is arranged on one side of the magnet piece buffer seat 34.
As shown in fig. 5, the magnet piece buffer rotation mechanism 4 includes a rotation servo motor 42 driven by an upper and lower cylinder, the rotation servo motor 42 is connected to a rotation shaft head 43, and guide posts 41 are disposed on two sides of the rotation servo motor 42.
As shown in fig. 6, the magnet piece press-fitting mechanism 6 includes a press cylinder 61, the press cylinder 61 is connected to a lower press plate 62, a guide post 63 is provided around the press cylinder 61, and a rotation angle cylinder 64 is provided on one side of the press cylinder 61.
As shown in fig. 7, the feeding mechanism 8 of the machine shell comprises a machine shell 81, and pressing cylinders 82 are arranged on two sides of the machine shell 81; a fixed seat 83 is arranged below the casing 81, a linear slide rail 84 is arranged below the fixed seat 83, and a buffer 85 is arranged at the end part of the linear slide rail 84; one side of the fixed seat 83 is connected with a second transverse rodless cylinder 86. A sensor 87 is arranged on one side of the shell 81; one side of the fixed seat 83 is connected with a drag chain 88.
The working principle is as follows:
1. the shell 81 is manually placed in the shell position, the rotary pressing cylinder 82 presses the shell 81, and the second transverse rodless cylinder 86 drives the shell 81 to move in place.
2. After the magnet strip is placed in the magnet slot 21, the polarity switch detects different poles of the magnetic strips on two sides, the electric cylinder 24 on one side of the right-side strong magnet piece separating mechanism 2 moves forwards one grid, the descending air cylinder 22 pushes and presses the magnet and the spacer, the spacer falls into the material box, and the magnet is pushed into the right-side magnet piece cache seat 34 by the side pushing air cylinder 25.
3. The rotary servo motor 42 on the right magnet piece caching rotary mechanism 4 rotates to the original point, the upper and lower air cylinders drive the rotary servo motor 42 to descend, the rotary shaft head 43 is inserted into the right magnet piece caching seat 34, and meanwhile the lateral positioning pin shaft 35 exits. After waiting for a single magnet piece to be pushed into the magnet piece cache seat 34, the right magnet piece cache rotating mechanism 4 drives the right magnet piece cache seat 34 to rotate 72 degrees, and the electric cylinder 24 on one side of the right separation strong magnet piece mechanism 2 moves forward one grid in sequence, and the pressing, pushing and rotating actions are performed for 5 times, so that the right magnet piece cache seat 34 is full of materials.
4. After the right-side magnet piece buffer seat 34 is filled with the material, the lateral positioning pin shaft 35 is positioned to laterally move the right-side magnet piece buffer seat 34, so that the right-side magnet piece buffer seat 34 moves to the position right under the magnet piece press-in housing mechanism 6, and the left-side magnet piece buffer mechanism 3 is arranged right under the left-side magnet piece buffer rotating mechanism 4. Meanwhile, the magnet piece pressing-in housing mechanism 6 presses down, so that 5 pieces of strong magnets with the same polarity filled in the magnet piece buffer seat 34 on the right side are pressed into the housing 81 of the lower housing feeding mechanism 8.
5. The rotary servo motor 42 on the left magnet piece cache rotating mechanism 4 rotates to the original point, the cylinder drives the rotary servo motor 42 to descend, the rotary shaft head 43 is inserted into the left magnet piece cache seat 34, and the lateral positioning pin shaft 35 is withdrawn. After waiting for a single magnet piece to be pushed into the left magnet piece buffer seat 34, the left magnet piece buffer rotation mechanism 4 drives the left magnet piece buffer seat 34 to rotate 72 °. After the left magnet piece buffer seat 34 is filled with the material, the lateral positioning pin 35 is positioned to move the left magnet piece buffer seat 34 laterally, so that the left magnet piece buffer seat 34 moves to a position right under the magnet piece press-in housing mechanism 6, and the right magnet piece buffer mechanism 3 moves to a position right under the right magnet piece buffer rotating mechanism 4. Meanwhile, the magnet piece pressing-in housing mechanism 6 presses down, so that 5 pieces of strong magnets with the same polarity filled in the magnet piece buffer seat 34 on the left side are pressed into the housing 81 of the feeding mechanism 8 on the lower housing.
According to the invention, the strong magnets are separated by the strong magnet piece separating mechanism 2, and the magnet pieces are respectively loaded into the circular shell by the magnet piece pressing mechanism 6, so that the requirements of customers on more efficient and safer manufacture of annular strong magnet pieces are met, the labor intensity of workers is reduced, and the stability of product quality is ensured. The invention has good safety and universality and wide application; the flexibility is strong, has practiced thrift design and manufacturing cost greatly.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The annular magnetic piece assembling equipment is characterized by comprising a strong magnet piece separating mechanism, a magnet piece caching mechanism and a magnet piece caching rotating mechanism which are fixedly arranged on an upper bottom plate of a mechanism, a magnet piece pressing-in machine shell mechanism which is fixedly arranged on an upper connecting plate, and a machine shell feeding mechanism which is fixedly arranged on a lower bottom plate of the mechanism; magnet piece buffer memory rotary mechanism fixes the rear at separation strong magnet piece mechanism, magnet piece buffer memory rotary mechanism below is equipped with magnet piece buffer memory mechanism.
2. The assembling equipment of the ring-shaped magnetic piece as claimed in claim 1, wherein the strong magnet piece separating mechanism comprises a magnet placing groove for placing a magnet and a spacer, and a descending cylinder and a magnet cutting plate for fixing the descending cylinder are arranged above one end of the magnet placing groove; an electric cylinder is arranged on one side of the magnet releasing groove, and a side push cylinder is arranged below the magnet releasing groove.
3. The assembling apparatus of claim 1, wherein the magnet buffering mechanism comprises a sliding plate and a slide rail disposed under the sliding plate, the sliding plate is connected to a first sliding rodless cylinder on one side, the sliding plate is provided with a magnet buffering base and a lateral positioning pin for fixing the magnet buffering base, and the lateral positioning pin is driven by the cylinder.
4. The assembling apparatus for ring-shaped magnetic members as claimed in claim 3, wherein said magnetic piece buffer seat is ring-shaped.
5. The assembling apparatus for ring-shaped magnetic members as claimed in claim 3, wherein a spacer material path is provided on one side of the magnet piece buffer seat.
6. The assembling apparatus of claim 1, wherein said magnet piece buffer rotating mechanism comprises a rotary servo motor driven by upper and lower cylinders, said rotary servo motor is connected to a rotary shaft head, and guide posts are disposed on two sides of said rotary servo motor.
7. The assembling apparatus of claim 1, wherein the magnet piece pressing mechanism comprises a pressing cylinder connected to a pressing plate, the pressing cylinder is provided with a guide post around the pressing cylinder, and a rotation angle cylinder is provided at one side of the pressing cylinder.
8. The assembling device for the annular magnetic pieces as claimed in claim 1, wherein the feeding mechanism of the casing comprises a casing, and pressing cylinders are arranged on two sides of the casing; a fixed seat is arranged below the shell, a linear slide rail is arranged below the fixed seat, and a buffer is arranged at the end part of the linear slide rail; one side of the fixed seat is connected with a second transverse rodless cylinder.
9. The assembly equipment of claim 8, wherein a sensor is provided on one side of the housing; one side of the fixed seat is connected with a drag chain.
10. The assembling apparatus of claim 1, wherein two of said separated strong magnet piece mechanism, magnet piece buffer mechanism and magnet piece buffer rotating mechanism are symmetrically mounted on the upper base plate of the apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392194.3A CN111002010A (en) | 2019-12-30 | 2019-12-30 | Annular magnetic part assembling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392194.3A CN111002010A (en) | 2019-12-30 | 2019-12-30 | Annular magnetic part assembling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111002010A true CN111002010A (en) | 2020-04-14 |
Family
ID=70118213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911392194.3A Pending CN111002010A (en) | 2019-12-30 | 2019-12-30 | Annular magnetic part assembling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111002010A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01251699A (en) * | 1987-12-09 | 1989-10-06 | Hitachi Ltd | Electronic component installing machine and installation thereof |
| CN104625697A (en) * | 2014-11-21 | 2015-05-20 | 东莞市威元电子科技有限公司 | Full-automatic magnetic core assembling mechanism |
| KR101623907B1 (en) * | 2015-05-19 | 2016-05-24 | (주)가온솔루션 | assemblage apparatus for a magnet |
| CN206253871U (en) * | 2016-11-29 | 2017-06-16 | 羽田电子科技(太仓)有限公司 | A kind of magnet automatic stripper |
| CN109048326A (en) * | 2018-08-27 | 2018-12-21 | 东莞市益汇知识产权服务有限公司 | The magnet automatic assembling mechanism and its assembly technology of magnetic plate block toy |
| CN208697322U (en) * | 2018-09-12 | 2019-04-05 | 苏州顺百宏宜智能科技有限公司 | A kind of group of magnets installing is standby |
| CN110545016A (en) * | 2019-10-10 | 2019-12-06 | 电子科技大学中山学院 | built-in part array assembly machine and production method for motor stator by using same |
| CN211889743U (en) * | 2019-12-30 | 2020-11-10 | 烽禾升医疗设备（昆山）有限公司 | Annular magnetic part assembling equipment |
-
2019
- 2019-12-30 CN CN201911392194.3A patent/CN111002010A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01251699A (en) * | 1987-12-09 | 1989-10-06 | Hitachi Ltd | Electronic component installing machine and installation thereof |
| CN104625697A (en) * | 2014-11-21 | 2015-05-20 | 东莞市威元电子科技有限公司 | Full-automatic magnetic core assembling mechanism |
| KR101623907B1 (en) * | 2015-05-19 | 2016-05-24 | (주)가온솔루션 | assemblage apparatus for a magnet |
| CN206253871U (en) * | 2016-11-29 | 2017-06-16 | 羽田电子科技(太仓)有限公司 | A kind of magnet automatic stripper |
| CN109048326A (en) * | 2018-08-27 | 2018-12-21 | 东莞市益汇知识产权服务有限公司 | The magnet automatic assembling mechanism and its assembly technology of magnetic plate block toy |
| CN208697322U (en) * | 2018-09-12 | 2019-04-05 | 苏州顺百宏宜智能科技有限公司 | A kind of group of magnets installing is standby |
| CN110545016A (en) * | 2019-10-10 | 2019-12-06 | 电子科技大学中山学院 | built-in part array assembly machine and production method for motor stator by using same |
| CN211889743U (en) * | 2019-12-30 | 2020-11-10 | 烽禾升医疗设备（昆山）有限公司 | Annular magnetic part assembling equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107877156B (en) | For installing the automatic assembling machine and assembly method of diesel engine cylinder cover valve seat valve rod | |
| CN104259822A (en) | Star wheel, spring and roller assembling machine of isolator | |
| CN211889743U (en) | Annular magnetic part assembling equipment | |
| CN203608039U (en) | Guiding tool for combining stator and rotor of permanent-magnet motor | |
| CN108712027B (en) | Multistation permanent-magnet machine rigging equipment | |
| CN112318084A (en) | Motor waveform gasket installation device | |
| CN111002010A (en) | Annular magnetic part assembling equipment | |
| CN203579015U (en) | Laser engraving device | |
| CN209692553U (en) | Winding device | |
| CN204179154U (en) | Lithium battery canning machine | |
| CN203523675U (en) | Casing curling machine | |
| CN112536354B (en) | Channeling machine for aluminum bottle caps | |
| CN203003472U (en) | Assembly fixture for moving contact of intelligent universal circuit breaker | |
| CN204089534U (en) | A kind of micro motor shell axial compression device | |
| CN204295231U (en) | A kind of isolator star-wheel flexible roller assembly machine | |
| CN218004518U (en) | Annular bonding neodymium iron boron magnet multi-pole segmented magnetizing device | |
| CN108946376B (en) | Conveying device | |
| CN202174521U (en) | Automatic positioning device for manufacturing lamp holder | |
| CN204991591U (en) | Take single permanent magnetism circuit breaker of manual combined floodgate function | |
| CN106903548A (en) | A kind of machining center automatic chip breaking robot | |
| CN202502949U (en) | Magnetic latching relay | |
| CN207447231U (en) | A kind of cut-out transmission clutch device of reinforcing bar automatic blanking machine | |
| CN203210979U (en) | Cutting plotter trolley clamped with two lettering cutters | |
| CN103583661A (en) | Sausage casing curling machine | |
| CN217807232U (en) | Automatic feeding device for magnet parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: No. 268, Kanghui Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Jiangsu Fenghesheng Technology Co.,Ltd. Address before: No. 268, Kanghui Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: FENGHESHENG MEDICAL EQUIPMENT (KUNSHAN) Co.,Ltd. Country or region before: China |
|
| CB02 | Change of applicant information |