CN205148498U - Vertical double bracing flat spring overspeed device tensioner of fast reaction - Google Patents
Vertical double bracing flat spring overspeed device tensioner of fast reaction Download PDFInfo
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- CN205148498U CN205148498U CN201520986062.4U CN201520986062U CN205148498U CN 205148498 U CN205148498 U CN 205148498U CN 201520986062 U CN201520986062 U CN 201520986062U CN 205148498 U CN205148498 U CN 205148498U
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- flat spring
- overspeed device
- device tensioner
- fast reaction
- seconds
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Abstract
Vertical double bracing flat spring overspeed device tensioner of fast reaction comprises concave groove, top base, the board spring unit that supports between concave groove and top base, and board spring unit comprises upper and lower top, is fixed with the flat spring respectively in upper and lower top both sides, and the flat spring inboard is fixed with interior flat spring. Press stone roller formula overspeed device tensioner to compare with " the horizontal flat spring overspeed device tensioner of double bracing " with original lever, the utility model discloses shortened tension system's driving chain, made the reaction skewing press 12 seconds of stone roller formula overspeed device tensioner, " the horizontal flat spring overspeed device tensioner of double bracing " 8 - 9 seconds by the lever, about bringing up to 3 seconds. Simultaneously, can make that the displacement of saw blade transverse vibration reduces about 75%, horizontal torsional oscillation displacement reduction about 88%, improve the depth of parallelism of processing composite materials converted timber swage set: obviously improve processing composite materials quality and combined material comprehensive utilization. Have simple structure, with low costs, characteristics such as the reaction is fast, working property stability, long service life.
Description
Technical field
The utility model relates to the improvement of structure in band sawing machine clamping system, is the vertical dual-gripper flat spring tensioning gear of a kind of fast reaction specifically, belongs to the parts in wood processing machinery.
Background technology
Clamping system many employings lever weight Model type tensioning apparatus of current band sawing machine.The structure of this lever weight Model type tensioning apparatus as shown in Figure 1, on the cartridge housing 02 of upper wheel 01 both sides of band sawing machine, one end is provided with pivoted arm 03, the other end is provided with concave edge groove 04, and cartridge housing is supported on the bearing of band sawing machine after the eccentric shaft 05 on upper pivoted arm and bearing 06 is rotationally connected; Band sawing machine frame below upper wheel is provided with lever 011, one end of lever hangs with heavily cuts or polish jade with an emery wheel 012, the other end of lever is fixedly connected with the little axle 09 of revolution, the little axle of revolution is provided with two contrary concave cutting edge grooves 013 and 014 of direction, and concave cutting edge groove 013 withstands on the thimble 010 that is fixed on bearing 06.Support with the pole 07 that two ends all have a cutting edge between concave edge groove 04 on another concave cutting edge groove 014 and cartridge housing.Due to the couple formed between thimble and pole, and heavily cut or polish jade with an emery wheel the moment produced and keep balancing consistent, make saw blade 08 moment can keep tensioning state in the course of the work.This lever weight Model type tensioning apparatus be made up of concave edge groove, pole, the little axle of revolution, thimble, lever and ram, structure is simple, reliable operation, low cost of manufacture, use, install, easy to adjust, but drive line is long, pin joint is many, inertia is large, damping is large, clamping system response is blunt, response time lag is large, thus makes the oscillation crosswise of saw blade large, sawing quality and wood comprehensive utilization rate low.No. 200720093239.3 " double-support horizontal flat spring tensioning gear " utility model patents of the applicant, overcome above-mentioned shortcoming to a great extent, but, still there is the deficiencies such as slow in reacting, time lag is large.
Summary of the invention
The purpose of this utility model is for above-mentioned deficiency, provides that a kind of structure is simple, cost is low, and reaction speed is fast, and saw blade laterally and twisting vibration displacement is little, sawing quality and the high vertical dual-gripper flat spring tensioning gear of fast reaction of wood comprehensive utilization rate.
The technical scheme realizing the utility model object is: the vertical dual-gripper flat spring tensioning gear of this fast reaction, be made up of two top bases, respectively the flat spring assembly be supported between Baltimore groove and top base in the Baltimore groove on the cartridge housing of band sawing machine upper wheel both sides, the corresponding frame of Baltimore groove, feature is that flat spring assembly is made up of top end and lower top, is fixedly connected with flat spring respectively in the both sides of top end and lower top.
In order to increase the tensile force of the vertical dual-gripper flat spring tensioning gear of this fast reaction, also interior flat spring can be fixedly connected with in the inner side of flat spring.
In order to make, the vertical dual-gripper flat spring tensioning gear of this fast reaction rotates flexibly, working stability is reliable, has the hinged pair of hemispherical at Baltimore groove and top end and the connection contact position between lower top and top base.
The utility model structure is simple, can select existing elastomeric material and standard member, and adopts conventional processes to make, and easily implements, and can be arranged on very easily on existing band sawing machine, replace original lever weight Model type tensioning apparatus.
Compare with " double-support horizontal flat spring tensioning gear " with original lever weight Model type tensioning apparatus, maximum feature of the present utility model is: the driving-chain shortening clamping system, make reaction time lag by 12 seconds of lever weight Model type tensioning apparatus, " double-support horizontal flat spring tensioning gear " 8-9 seconds, bring up to about 3 seconds.Meanwhile, saw blade vibration displacement reduction about 75%, cross torsion vibration displacement reduction about 88% can be made; Improve the depth of parallelism of composite processing sawn timber swage set: significantly improve composite processing quality and composite comprehensive utilization ratio.There is the features such as structure is simple, cost is low, reaction is fast, stable work in work, long service life, there is popularization and practical value.
Accompanying drawing explanation
Fig. 1 is the structural representation of the lever weight Model type tensioning apparatus of existing band sawing machine.
Fig. 2 is the structural representation of flat spring assembly in a kind of embodiment of the utility model.
Fig. 3 is the right TV structure schematic diagram of Fig. 1 embodiment.
Fig. 4 is the structural representation that a kind of embodiment of the utility model is arranged on band sawing machine.
In figure: pivoted arm on 01 upper wheel, 02 cartridge housing, 03,04 concave edge groove, 05 eccentric shaft, 06 bearing, 07 pole, 08 saw blade, the little axle of 09 revolution, 010 thimble, 011 lever, 012 are heavily cut or polish jade with an emery wheel, 013 and 014 concave cutting edge groove; 1 concave ball shape groove, 2 top bases, 3 flat spring assemblies, 3.1 top ends, 3.2 times tops, flat spring, 3.5 and 3.6 locking nuts in 3.3 flat springs, 3.4.
Detailed description of the invention
Below in conjunction with accompanying drawing and the embodiment provided, the utility model is further described.
With reference to Fig. 2,3, the vertical dual-gripper flat spring tensioning gear of this fast reaction, top base 2, respectively two the flat spring assemblies 3 be supported between concave ball shape groove and top base by two in the concave ball shape groove 1 on the cartridge housing of band sawing machine upper wheel both sides, the corresponding frame of concave ball shape groove with concave ball shape groove are formed.Flat spring assembly is made up of top end 3.1 and lower top 3.2, flat spring 3.3 is fixedly connected with locking nut 3.5 respectively in the both sides of top end and lower top, interior flat spring 3.4 is fixedly connected with locking nut 3.6 respectively in the inner side of flat spring 3.3, the termination of top end and lower top has ballhead, make between Baltimore groove and top end, lower top and top base between connection contact position there is the hinged pair of hemispherical.
The vertical dual-gripper flat spring tensioning gear of this fast reaction is arranged on position on band sawing machine as shown in Figure 4, concave ball shape groove 1 is contained on the cartridge housing 02 of band sawing machine upper wheel both sides, two top bases 2 with concave ball shape groove are contained on bearing corresponding to concave ball shape groove 06 respectively, and two flat spring assemblies 3 are supported between concave ball shape groove and top base respectively.During work, by the tensile force of the vertical dual-gripper flat spring tensioning gear of fast reaction, the moment keeps tensioning state in the course of the work to make saw blade 08.
The utility model designer is by embodiment, implement the vertical dual-gripper flat spring tensioning gear of this fast reaction, flat spring assembly overall length 380 millimeters, wherein long 300 millimeters, wide 45 millimeters, thick 10 millimeters of flat spring, long 260 millimeters, wide 45 millimeters, thick 10 millimeters of interior flat spring, is contained on MJ3210 type band sawing machine.
The display on probation through inside, compare with " double-support horizontal flat spring tensioning gear " with original lever weight Model type tensioning apparatus, shorten the driving-chain of clamping system, make reaction time lag by 12 seconds of lever weight Model type tensioning apparatus, " double-support horizontal flat spring tensioning gear " 8-9 seconds, bring up to about 3 seconds.Make saw blade transverse vibrational displacement reduction about 75%, cross torsion vibration displacement reduction about 88%; Improve the depth of parallelism of composite processing sawn timber swage set: significantly improve composite processing quality and composite comprehensive utilization ratio.Make saw blade transverse vibrational displacement by 2.68 millimeters of lever weight Model type tensioning apparatus, " double-support horizontal flat spring tensioning gear " 1.47 millimeters, be down to 0.17 millimeter; Cross torsion vibration displacement, by 3.59 millimeters of lever weight Model type tensioning apparatus, " double-support horizontal flat spring tensioning gear " 1.51 millimeters, is down to 0.25 millimeter; The processing sawn timber swage set depth of parallelism, by 3.18 millimeters of lever weight Model type tensioning apparatus, " double-support horizontal flat spring tensioning gear " 1.23 millimeters, is brought up to 0.25 millimeter, is significantly improved timber crudy and wood comprehensive utilization rate.Have the features such as structure is simple, cost is low, reaction is fast, stable work in work, long service life, result of use is desirable.
Claims (3)
1. the vertical dual-gripper flat spring tensioning gear of fast reaction, be made up of two top bases, respectively the flat spring assembly be supported between Baltimore groove and top base in the Baltimore groove on the cartridge housing of band sawing machine upper wheel both sides, the corresponding frame of Baltimore groove, it is characterized in that: flat spring assembly is made up of top end and lower top, be fixedly connected with flat spring respectively in the both sides of top end and lower top.
2. the vertical dual-gripper flat spring tensioning gear of fast reaction according to claim 1, is characterized in that: be fixedly connected with interior flat spring in the inner side of flat spring.
3. the vertical dual-gripper flat spring tensioning gear of fast reaction according to claim 1, is characterized in that: have the hinged pair of hemispherical at Baltimore groove and top end and the connection contact position between lower top and top base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986062.4U CN205148498U (en) | 2015-12-03 | 2015-12-03 | Vertical double bracing flat spring overspeed device tensioner of fast reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986062.4U CN205148498U (en) | 2015-12-03 | 2015-12-03 | Vertical double bracing flat spring overspeed device tensioner of fast reaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205148498U true CN205148498U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520986062.4U Expired - Fee Related CN205148498U (en) | 2015-12-03 | 2015-12-03 | Vertical double bracing flat spring overspeed device tensioner of fast reaction |
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| CN (1) | CN205148498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107801762A (en) * | 2017-11-24 | 2018-03-16 | 河北天行机械制造有限公司 | A kind of pneumatic control tension mechanism of bone sawing machine |
-
2015
- 2015-12-03 CN CN201520986062.4U patent/CN205148498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107801762A (en) * | 2017-11-24 | 2018-03-16 | 河北天行机械制造有限公司 | A kind of pneumatic control tension mechanism of bone sawing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20181203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |