CN107160347B - Automatic material rack mechanism of direction locking - Google Patents
Automatic material rack mechanism of direction locking Download PDFInfo
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- CN107160347B CN107160347B CN201710419691.2A CN201710419691A CN107160347B CN 107160347 B CN107160347 B CN 107160347B CN 201710419691 A CN201710419691 A CN 201710419691A CN 107160347 B CN107160347 B CN 107160347B
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- 239000000463 material Substances 0.000 title claims abstract description 154
- 230000007246 mechanism Effects 0.000 title claims abstract description 59
- 238000003825 pressing Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000004594 Masterbatch (MB) Substances 0.000 description 10
- 238000003860 storage Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H3/00—Storage means or arrangements for workshops facilitating access to, or handling of, work tools or instruments
- B25H3/04—Racks
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Abstract
The invention discloses an automatic-guiding-locking material rack mechanism which comprises a material rack guiding locking mechanism, a primary material rack and a primary positioning material platform, wherein a guiding clamping mechanism is arranged on the material rack guiding locking mechanism, the primary material rack is arranged on the inner side of the guiding clamping mechanism, the primary material rack is guided, clamped and positioned by the guiding clamping mechanism, and a positioning mechanism is arranged on the primary positioning material platform and used for matching with the material rack guiding locking mechanism to perform secondary positioning on a workpiece on the primary material rack to complete material changing. The material rack mechanism has the advantages of short material changing time, high production efficiency, reliable positioning, secondary positioning function and simple workpiece changing variety.
Description
Technical Field
The invention belongs to the technical field of mechanical automation, and particularly relates to a material rack mechanism capable of always automatically guiding and locking.
Background
Until the mid-70's of the 20 th century, the development of production has not kept pace with the growth in demand, and the market remains largely the seller market worldwide. The product is in a state of short supply and short demand, and enterprises only need to ensure the production capacity and the basic product quality. Therefore, the biggest feature of enterprises at that time is to reduce the cost by mass production of a single variety (or a small number of varieties). With the development of production and economy after the 70 th 20 th century, market demand is gradually saturated, consumer actions become more selective, and market demand is beginning to develop toward diversification. The requirements of customers on the quality and the performance of products become higher and more rigorous. The product is required to be cheap and good, and the individual requirements of customers can be met. The diversification of market demands enables the previous single-variety mass production to be realized, the production mode of increasing yield and reducing cost cannot adapt to the requirements of the current day gradually, so that enterprises turn to the multi-variety small-batch production, new requirements are provided for the corresponding raw material storage mode, a storage bin is required to have great flexibility in the processing of the multi-variety small-batch production, the storage requirements of various workpieces can be met, the material changing is simple and convenient, the material changing time is short, and the workpiece positioning is reliable.
The existing technical scheme of the storage bin mainly has three directions: the first is a disc or ring magazine for small parts. The second type is a large storage type bin which is mainly used for storing clamps or large parts. The third is to adopt a fixed material bin and a manual material changing mode to produce. In existing small-scale production, the third bunker solution is mainly adopted for larger and heavier workpieces. The scheme has the characteristics of simple structure and stable work, but the defects are quite obvious. Firstly, the loading and unloading time of a workpiece is long, the machine tool is in a long halt time, and the processing efficiency of a processing unit is reduced; and secondly, the type of the workpiece is inconvenient to replace, and the machining requirements of various types are difficult to adapt.
The disc or annular bin for small workpieces mainly aims at small disc-shaped or rod-shaped parts and cannot meet the storage requirement of larger workpieces. And the large-scale storage type bin is high in cost, is not suitable for small-scale processing, and is generally used for storing various clamps. The commonly used fixed stock bin has the defects of long material changing time, long machine tool stopping time, inconvenient workpiece variety changing and greatly reduced processing efficiency of the automatic processing unit due to various factors.
Disclosure of Invention
The invention aims to solve the technical problem that aiming at the defects in the prior art, the invention provides the automatic guiding and locking material rack mechanism, which improves the material changing efficiency of a multi-variety small-batch automatic processing unit bin, reduces the machine tool downtime, reduces the small-scale production cost and improves the production efficiency.
The invention adopts the following technical scheme:
the utility model provides an automatic work or material rest mechanism of direction locking, includes work or material rest direction locking mechanism, primary and secondary work or material rest and primary location material platform, be provided with direction clamping mechanism on the work or material rest direction locking mechanism, the primary and secondary work or material rest sets up direction clamping mechanism's inboard, through direction clamping mechanism is right the primary and secondary work or material rest carries out the direction and presss from both sides tight location, primary location material bench is provided with positioning mechanism for with work or material rest direction locking mechanism cooperation is right work piece on the primary and secondary work or material rest carries out the secondary location and accomplishes the reloading.
Further, the rack guide locking mechanism comprises a rack bottom plate of a U-shaped structure, and the guide clamping mechanisms are correspondingly arranged on the supports on the two sides of the rack bottom plate.
Furthermore, the guide clamping mechanism comprises universal ball bearings, guide blocks and a rotary compression cylinder, the universal ball bearings are arranged on the inner side of the support side by side, the guide blocks are symmetrically arranged on the outer side of the support, and the rotary compression cylinder is correspondingly arranged at the bottom of the support.
Furthermore, a stop block is horizontally arranged at the bottom of the guide block, and the rotary pressing cylinder is arranged on the stop block and used for clamping the primary and secondary material racks.
Furthermore, the guide block is in a horn shape with a large outer part and a small inner part, and the inner side of the guide block is provided with an arc transition.
Further, the primary and secondary material rack is in including setting up the master batch frame in the bottom and setting up a plurality of sub-material racks on the master batch frame, the master batch frame is square structure, and the bottom both sides are provided with the supporting leg, the sub-material rack is cuboid frame construction, is in through setting up stopper on the master batch frame is fixed.
Furthermore, the sub-material racks comprise three sub-material racks which are arranged on the mother material rack side by side.
Further, the primary positioning material platform is of a cuboid frame structure and is composed of four supporting legs and an upper table top and a lower table top, a base plate is arranged on the upper table top, the positioning mechanism comprises a positioning block and a positioning cylinder, two forward positioning blocks are arranged on the lower side of the base plate, two positioning cylinders are correspondingly arranged on the upper side of the base plate, a side positioning block is arranged on the left side of the base plate, a positioning cylinder is correspondingly arranged on the right side of the base plate, and the forward positioning block, the side positioning block and the positioning cylinder are matched with the base plate to position a workpiece.
Furthermore, two primary positioning material racks are arranged between the upper table top and the lower table top and used for auxiliary support.
Furthermore, the backing plate includes two, and the level sets up on the top table face.
Compared with the prior art, the invention has at least the following beneficial effects:
the invention relates to an automatic-guiding-locking material rack mechanism which comprises a material rack guiding locking mechanism, a primary material rack and a primary positioning material platform, wherein a guiding clamping mechanism is arranged on the material rack guiding locking mechanism, the primary material rack is arranged on the inner side of the guiding clamping mechanism and is guided, clamped and positioned through the guiding clamping mechanism, a positioning mechanism is arranged on the primary positioning material platform and is used for performing secondary positioning on a workpiece in cooperation with the material rack guiding locking mechanism to complete material changing, the material rack adopts a primary material rack structure, material loading and unloading can be completed outside, after the workpiece in a storage bin is completely processed, the material rack is exchanged with the installed material rack, the positioning clamping mechanism realizes the positioning and clamping of the material rack, the material changing time in an automatic processing unit is greatly shortened, the downtime is reduced, and the production efficiency is improved.
Further, the material rack is placed into after the sub material rack is filled with materials, the material rack is pushed into, the universal ball bearings on the bottom surface can effectively reduce friction force, the material rack with a large load can be pushed easily, the universal ball bearings are arranged on the side surfaces, a guiding function is realized in the process of pushing the material rack, the material rack is completely pushed into to be in contact with the stop block, and the material rack is locked by the rotary clamping cylinder to realize first positioning.
Further, the side guide block is the loudspeaker form of big-outside-small-inside, has reduced the position requirement when the work or material rest is originally placed, has reduced the degree of difficulty of placing, and the inboard is provided with the circular arc transition, at the in-process that pushes the work or material rest, can lead to the work or material rest, makes the work or material rest finally can obtain accurate fixed position.
Further, the primary and secondary material frame comprises a primary material frame and a plurality of secondary material frames, the primary material frame is of a square structure, supporting legs are arranged on two sides of the bottom of the primary material frame, the secondary material frame is of a cuboid frame structure and is fixed through a limiting block on the primary material frame, the primary and secondary material frame structure is adopted, and only the secondary material frame needs to be replaced when different types of workpieces are replaced, so that the convenience and the rapidness are realized.
Furthermore, three groups of positioning blocks and positioning cylinders are arranged on the primary positioning material platform, the material rack realizes primary positioning in the process of pushing and locking, the mechanical arm realizes secondary positioning of the workpiece on the primary positioning material platform after grabbing the workpiece, and stable and accurate positions of the workpiece when entering the machine tool fixture are guaranteed.
In conclusion, the material rack mechanism has the advantages of short material changing time, high production efficiency, reliable positioning, secondary positioning function and simple workpiece changing variety.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a material rack guiding and locking mechanism of the invention;
FIG. 3 is a schematic structural diagram of the master-slave rack of the present invention;
FIG. 4 is a schematic structural diagram of the initial positioning material table of the present invention.
Wherein: 1. the material rack is guided to the locking mechanism; 1-1, a material rack bottom plate; 1-2, universal ball bearing; 1-3, a guide block; 1-4, rotating the compaction cylinder; 1-5, a stop block; 2. a master-slave material rack; 2-1, a master material rack; 2-2, a first sub-rack; 2-3, a second sub-material rack; 2-4, a third sub-material rack; 3, primarily positioning a material platform; 3-1, primarily positioning a material frame; 3-2, positioning the block in the positive direction; 3-3, laterally positioning the block; 3-4, backing plate; and 3-5, positioning the cylinder.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention provides an automatic guide locking material rack mechanism, which adopts a twice positioning method for positioning parts, and the parts have certain moving space in the material rack for loading and unloading materials conveniently. After the master batch frame is locked by the rotary cylinder, one-time positioning is realized, and the stable position of the master batch frame is ensured in the processing process. The initial positioning material table adopts a six-point positioning principle, and the positioning blocks and the base plates realize complete positioning of workpieces, so that each workpiece in the material frame has a stable and accurate position before entering a machine tool clamp.
Referring to fig. 1, the automatic guiding and locking material rack mechanism of the present invention includes a material rack guiding and locking mechanism 1, a primary material rack 2 and a primary positioning material table 3, wherein the primary material rack 2 is disposed on the material rack guiding and locking mechanism 1, the material rack guiding and locking mechanism 1 is used for guiding and clamping the primary material rack 2, and the material changing is completed by performing secondary positioning on the primary positioning material table 3.
Referring to fig. 2, the guiding and locking principle is specifically as follows: the direction of work or material rest divide into bottom surface and two parts in the side, realizes the direction function of work or material rest by arranging the universal ball bearing in bottom surface and both sides face respectively, and the locking function then is accomplished by arranging the rotatory cylinder that compresses tightly in both sides, specifically as follows:
the material rack guiding and locking mechanism 1 comprises a material rack bottom plate 1-1 with a U-shaped structure, a plurality of universal ball bearings 1-2 and guide blocks 1-3 are correspondingly arranged on supports on two sides of the material rack bottom plate 1-1, the universal ball bearings 1-2 are arranged on the inner sides of the supports side by side, the guide blocks 1-3 are symmetrically arranged on the outer sides of the supports, stop blocks 1-5 are horizontally arranged at the bottoms of the guide blocks 1-3, and rotary compression cylinders 1-4 are arranged on the stop blocks 1-5.
The primary and secondary material rack 2 is arranged on the inner sides of the guide blocks 1-3 and the stop blocks 1-5, and after the guide is carried out through the universal ball bearings 1-2, the primary positioning is completed by locking the primary and secondary material rack 2 through the rotary pressing air cylinders 1-4.
Preferably, the guide blocks 1-3 are in a horn shape with a large outer part and a small inner part, and arc transition is arranged on the inner side.
Referring to fig. 3, the master-slave rack 2 includes a master rack 2-1 disposed at the bottom, and a first slave rack 2-2, a second slave rack 2-3, and a third slave rack 2-4 disposed on the master rack 2-1, the master rack 2-1 is a square structure, support legs are disposed on two sides of the bottom, the first slave rack 2-2, the second slave rack 2-3, and the third slave rack 2-4 are cuboid frame structures, and are disposed in the master rack 2-1 side by side and fixed by a limiting block disposed on the master rack 2-1.
The four corners of the bottom surface of the master batch frame 2-1 are formed by embedding mechanical parts in square steel in a welded mode, effective guiding can be conducted in the process of pushing the master batch frame 2-1, two limiting square tubes are additionally arranged below the master batch frame 2-1, and lateral sliding cannot occur when a forklift or an electric carrier is used for conveying. In the sub-material rack, an upper layer and a lower layer of nylon spacing bars are arranged, so that the work pieces can be effectively separated for the parts such as thin plates, and the work pieces are not scratched when being placed or taken out.
Referring to fig. 4, the primary positioning material table 3 is a rectangular frame structure and is composed of four support legs and an upper table top and a lower table top, two primary positioning material racks 3-1 for auxiliary support are arranged between the upper table top and the lower table top, a base plate 3-4 is arranged on the upper table top, two forward positioning blocks 3-2 are arranged on the lower side of the base plate 3-4, two positioning cylinders 3-5 are correspondingly arranged on the upper side of the base plate 3-4, a side positioning block 3-3 is arranged on the left side of the base plate 3-4, and a positioning cylinder 3-5 is correspondingly arranged on the right side of the base plate 3-4, so that six positioning points are formed, and the positioning blocks and the base plate are used.
The two backing plates 3-4 are horizontally arranged on the upper table top.
The specific action relationship is as follows:
after being filled with materials, the sub-material rack is placed into a mother material rack 2-1, the sub-material rack 2 is pushed into a material rack guiding and clamping mechanism 1, universal ball bearings 1-2 on the bottom surface of the material rack guiding and clamping mechanism 1 can effectively reduce friction force, so that the material rack with a large load can be pushed easily, a guide block 1-3 is in a horn shape with a large outer part and a small inner part, the universal ball bearings 1-2 arranged on the side surface realize a guiding function in the process of pushing the material rack, after being completely pushed, the sub-material rack 2 is in contact with a stop block 1-5, and a rotary pressing cylinder 1-4 locks the sub-material rack 2 to realize first positioning;
after grabbing parts in the primary and secondary material racks 2, the mechanical arm is placed into the primary positioning material platform 3, and the positioning air cylinders 3-5 on the primary positioning material platform 3 are pushed out to enable the workpieces to be tightly leaned against the corresponding positioning blocks, so that secondary positioning of the workpieces is achieved.
The advantage of reloading like this lies in, and the work or material rest is as a part, has the commonality, is convenient for change to be convenient for prepare material in advance, reduced the down time of processing unit as far as possible, the master batch frame locks behind guider, can both have accurate fixed position after reloading every time, can not cause the arm to snatch the change of work piece position because of the change in work or material rest position. After the mother material rack is fixed, the mechanical arm picks the workpiece to perform secondary positioning on the primary positioning material platform, so that the consistency of the position when the workpiece enters the fixture is ensured, the fixture is convenient to position, and meanwhile, the potential safety hazard caused by position change is reduced.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (3)
1. The automatic-guiding and locking material rack mechanism is characterized by comprising a material rack guiding and locking mechanism (1), a primary material rack (2) and a primary positioning material platform (3), wherein a guiding clamping mechanism is arranged on the material rack guiding and locking mechanism (1), the primary material rack (2) is arranged on the inner side of the guiding clamping mechanism, the primary material rack (2) is guided, clamped and positioned through the guiding clamping mechanism, and a positioning mechanism is arranged on the primary positioning material platform (3) and used for matching with the material rack guiding and locking mechanism (1) to perform secondary positioning on a workpiece on the primary material rack (2) to complete material changing;
the material rack guiding and locking mechanism (1) comprises a material rack bottom plate (1-1) with a U-shaped structure, the guiding and clamping mechanisms are correspondingly arranged on supports on two sides of the material rack bottom plate (1-1), each guiding and clamping mechanism comprises universal ball bearings (1-2), guide blocks (1-3) and rotary pressing cylinders (1-4), the universal ball bearings (1-2) are arranged on the inner sides of the supports side by side, the guide blocks (1-3) are symmetrically arranged on the outer sides of the supports, the rotary pressing cylinders (1-4) are correspondingly arranged at the bottoms of the supports, stop blocks (1-5) are horizontally arranged at the bottoms of the guide blocks (1-3), the rotary pressing cylinders (1-4) are arranged on the stop blocks (1-5) and used for clamping the primary and secondary material racks (2), the guide blocks (1-3) are in a horn shape with a large outer part and a small inner part, and arc transition is arranged on the inner side;
the primary positioning material table (3) is of a cuboid frame structure and consists of four supporting legs, an upper table top and a lower table top, a base plate (3-4) is arranged on the upper table top, the positioning mechanism comprises a positioning block and a positioning cylinder, two forward positioning blocks (3-2) are arranged on the lower side of the base plate (3-4), two positioning cylinders (3-5) are correspondingly arranged on the upper side of the base plate (3-4), a side positioning block (3-3) is arranged on the left side of the base plate (3-4), a positioning cylinder (3-5) is correspondingly arranged on the right side of the base plate (3-4), the forward positioning blocks (3-2), the side positioning blocks (3-3) and the positioning cylinders (3-5) are matched with the base plate (3-4) to position a workpiece, two primary positioning material racks (3-1) are arranged between the upper table top and the lower table top, the two backing plates (3-4) are horizontally arranged on the upper table top.
2. The automatic guiding and locking rack mechanism as claimed in claim 1, wherein the master and slave rack (2) comprises a master rack (2-1) arranged at the bottom and a plurality of slave racks arranged on the master rack (2-1), the master rack (2-1) is of a square structure, support legs are arranged on two sides of the bottom, and the slave racks are of a rectangular frame structure and are fixed by limiting blocks arranged on the master rack (2-1).
3. An automatic guided locking stack mechanism according to claim 2, wherein the sub-stacks comprise three, side by side, on the master stack (2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710419691.2A CN107160347B (en) | 2017-06-06 | 2017-06-06 | Automatic material rack mechanism of direction locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710419691.2A CN107160347B (en) | 2017-06-06 | 2017-06-06 | Automatic material rack mechanism of direction locking |
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| Publication Number | Publication Date |
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| CN107160347A CN107160347A (en) | 2017-09-15 |
| CN107160347B true CN107160347B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710419691.2A Active CN107160347B (en) | 2017-06-06 | 2017-06-06 | Automatic material rack mechanism of direction locking |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111036795A (en) * | 2019-12-26 | 2020-04-21 | 盐城家安乐自动化科技有限公司 | Automobile safety airbag housing blank transfer platform |
| CN111099237A (en) * | 2019-12-31 | 2020-05-05 | 南京极智嘉机器人有限公司 | A positioning mechanism and logistics system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040021052A (en) * | 2002-09-02 | 2004-03-10 | 현대자동차주식회사 | pallet supply device |
| CN105109910A (en) * | 2015-09-09 | 2015-12-02 | 中邮科技有限责任公司 | Tray type sorting dolly and sorting system thereof |
| CN205471677U (en) * | 2016-01-20 | 2016-08-17 | 昆山佰奥智能装备股份有限公司 | Tray formula automatic feed equipment of closing |
| CN205734840U (en) * | 2016-05-16 | 2016-11-30 | 南昌市日诚实业有限公司 | A kind of body of a motor car stamping part die rack |
| CN205834529U (en) * | 2016-07-01 | 2016-12-28 | 上汽通用五菱汽车股份有限公司 | A kind of big assembly of lower body three is reached the standard grade alignment system |
-
2017
- 2017-06-06 CN CN201710419691.2A patent/CN107160347B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040021052A (en) * | 2002-09-02 | 2004-03-10 | 현대자동차주식회사 | pallet supply device |
| CN105109910A (en) * | 2015-09-09 | 2015-12-02 | 中邮科技有限责任公司 | Tray type sorting dolly and sorting system thereof |
| CN205471677U (en) * | 2016-01-20 | 2016-08-17 | 昆山佰奥智能装备股份有限公司 | Tray formula automatic feed equipment of closing |
| CN205734840U (en) * | 2016-05-16 | 2016-11-30 | 南昌市日诚实业有限公司 | A kind of body of a motor car stamping part die rack |
| CN205834529U (en) * | 2016-07-01 | 2016-12-28 | 上汽通用五菱汽车股份有限公司 | A kind of big assembly of lower body three is reached the standard grade alignment system |
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