CN205254245U - Pedal sawtooth device - Google Patents

Pedal sawtooth device Download PDF

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Publication number
CN205254245U
CN205254245U CN201521036508.3U CN201521036508U CN205254245U CN 205254245 U CN205254245 U CN 205254245U CN 201521036508 U CN201521036508 U CN 201521036508U CN 205254245 U CN205254245 U CN 205254245U
Authority
CN
China
Prior art keywords
sawtooth
commutator
connecting rod
pedal
conveyer belt
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.)
Expired - Fee Related
Application number
CN201521036508.3U
Other languages
Chinese (zh)
Inventor
李升�
颜志勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Mechanical and Electrical Polytechnic
Original Assignee
Hunan Mechanical and Electrical Polytechnic
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hunan Mechanical and Electrical Polytechnic filed Critical Hunan Mechanical and Electrical Polytechnic
Priority to CN201521036508.3U priority Critical patent/CN205254245U/en
Application granted granted Critical
Publication of CN205254245U publication Critical patent/CN205254245U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a pedal sawtooth device, including footboard, wallboard, abutment body, sawtooth, commutator, little band pulley, conveyer belt, big band pulley, connecting rod, the footboard is installed on the wallboard, and the footboard is articulated with the connecting rod simultaneously, the big band pulley of connecting rod other end connection, the conveyer belt is connected to big band pulley, little band pulley is connected to the conveyer belt, little band pulley is connected with the commutator through the axle, the sawtooth is installed on receiving the commutator, the utility model discloses greatly reduced the danger degree of operation, protected operator's personal safety limitedly, stopped the emergence of dangerous incident, it is easier that the operation is got up, has not only tempered operator's real standard ability but also improved the efficiency of cutting.

Description

A kind of foot-operated sawtooth device
Technical field:
The utility model relates to machine cuts processing teaching mode field, is specially a kind of foot-operated sawtooth device.
Background technology:
Electric saw sawing carbon structural steels, low-alloy steel, high alloy just, special alloy steel and the various gold such as stainless steel, acid resisting steelBelong in material, timber and plastics and brought into play huge effect, but the use of electric saw needs special messenger to operate, if using method is improperOr carelessness a little very easily causes larger industrial accident, therefore electric saw operator being operated to quality has higher requirement,Some special group ratios, such as students in middle and primary schools also need to make to carry out with a chainsaw cutting operation when the analogue formation, this just requires electric saw not haveHave larger danger, although traditional handsaw danger is less, cutting efficiency is very low, therefore needs a kind of new-type electricity that replaces badlyThe crowd that the cutting tool of saw is specialized in students in middle and primary schools and so on uses.
Utility model content:
For addressing the above problem, the utility model proposes a kind of foot-operated sawtooth device, the foot-operated sawtooth device of described one comprises to be stepped onPlate, wallboard, abutment body, sawtooth, commutator, small pulley, conveyer belt, large belt wheel, connecting rod; Described pedal is arranged on wallboard,Can rotate up and down around wallboard, simultaneously pedal and rod hinge connection, the connecting rod other end connects large belt wheel, the tie point large belt wheel revolution of setoveringThe distance that center is certain, described large belt wheel connecting conveyor belt, is delivered to conveyer belt by the effect of stiction by power, described inConveyer belt connects small pulley, by stiction, power is sent to small pulley, and described small pulley is connected with commutator by axle,Described sawtooth is arranged on commutator, is subject to the effect of commutator reciprocating up and down afterwards, thereby has realized cutting movement;
Described pedal adopts 304 stainless steel tube welding side-by-side, and steel tube surface is carved with screw thread, and diameter of steel tube is 10mm,Tread length and width are respectively 400mm and 250mm;
Described connecting rod is strip, and length is at 25mm-60mm, and connecting rod connects the tie point of large belt wheel to the large belt wheel centre of gyrationDistance at 15mm-30mm; Connecting rod, pedal, large belt wheel and a crank and rocker mechanism of wallboard composition;
Described conveyer belt is selected SPA type V band, the datum length 1100mm of V band, belt wheel datum diameter 120mm, materialSelect HT200, belt wheel groove angle is 32 °-45 °, and v-belt contact angle is at 80 °-150 °;
Described commutator adopts secondary gear mechanism to accelerate with turbine and worm mechanisms in series, sawtooth mounted thereto to be gone upUnder motion repeatedly, described sawtooth adopts triangle tooth form, its movement velocity is 20-150mm/s;
Described abutment body is rectangular-shaped, adopts iron plate material, and sawtooth vertical direction reserving hole channel, is convenient to cutting object, abutment bodyThickness be 2-5mm, the length of abutment body and width are respectively 700mm and 260mm;
The higher electric saw of the alternative degree of danger of a kind of foot-operated sawtooth device described in the utility model, greatly reduces the danger of operationDanger degree, has limitedly protected operator's personal safety, has stopped the generation of unsafe incidents, operate than being easier to,Not only temper operator's real training ability but also improved the efficiency of cutting.
Brief description of the drawings:
Fig. 1 is the foot-operated sawtooth device schematic diagram of one described in the utility model;
Detailed description of the invention:
The foot-operated sawtooth device of described one comprise pedal 1, wallboard 2, abutment body 3, sawtooth 4, commutator 5, small pulley 6,Conveyer belt 7, large belt wheel 8, connecting rod 9; Described pedal 1 is arranged on wallboard 2, can rotate up and down around wallboard 2, simultaneously pedal1 is hinged with connecting rod 9, and connecting rod 9 other ends connect large belt wheel 8, the tie point certain distance of large belt wheel 8 centres of gyration of setovering, instituteState large belt wheel and connect 8 and connect conveyer belt 7, by the effect of stiction, power is delivered to conveyer belt 7, described conveyer belt 7 connects littleBelt wheel 6, is sent to small pulley 6 by stiction by power, and described small pulley 6 is connected with commutator 5 by axle, described inSawtooth 4 is arranged on commutator 5, is subject to the effect of commutator 5 reciprocating up and down afterwards, thereby has realized cutting movement;
Workpiece is fixed on abutment body 3, by foot's pedal 1, makes pedal 1 make reciprocally swinging around wallboard 2, connect simultaneouslyBar 9 promotes large belt wheel motion, thereby drives large belt wheel 8 to do gyration, and the effect that large belt wheel 8 passes through stiction is by powerBe delivered to conveyer belt 7, conveyer belt 7 connects small pulley 6, by stiction, power is sent to small pulley 6, and small pulley 6 is logicalCross axle and be connected with commutator 5, sawtooth 4 is subject to the effect of commutator 5 reciprocating up and down afterwards, thereby has realized cutting movement.
More than show and described general principle of the present utility model and principal character and advantage of the present utility model, the skill of the industryArt personnel should understand, and the utility model is not restricted to the described embodiments, and that in above-described embodiment and description, describes just saysBright principle of the present utility model, is not departing under the prerequisite of the utility model spirit and scope, and the utility model also has various changesChange and improve, these changes and improvements all fall within the scope of claimed the utility model, the claimed scope of the utility modelDefined by appending claims and equivalent thereof.

Claims (3)

1. a foot-operated sawtooth device, is characterized in that comprising pedal (1), wallboard (2), abutment body (3), sawtooth (4), commutator (5), small pulley (6), conveyer belt (7), large belt wheel (8), connecting rod (9); Described pedal (1) is arranged on wallboard (2), pedal (1) is hinged with connecting rod (9) simultaneously, connecting rod (9) other end connects large belt wheel (8), described large belt wheel connects (8) and connects conveyer belt (7), described conveyer belt (7) connects small pulley (6), described small pulley (6) is connected with commutator (5) by axle, and described sawtooth (4) is arranged on and is subject on commutator (5).
2. the foot-operated sawtooth device of one according to claim 1, it is characterized in that described pedal (1) adopts 304 stainless steel tube welding side-by-side, steel tube surface is carved with screw thread, and diameter of steel tube is 10mm, and tread length and width are respectively 400mm and 250mm.
3. the foot-operated sawtooth device of one according to claim 1, is characterized in that described sawtooth (4) adopts triangle tooth form, and its movement velocity is 20-150mm/s.
CN201521036508.3U 2015-12-04 2015-12-04 Pedal sawtooth device Expired - Fee Related CN205254245U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521036508.3U CN205254245U (en) 2015-12-04 2015-12-04 Pedal sawtooth device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521036508.3U CN205254245U (en) 2015-12-04 2015-12-04 Pedal sawtooth device

Publications (1)

Publication Number Publication Date
CN205254245U true CN205254245U (en) 2016-05-25

Family

ID=55995796

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521036508.3U Expired - Fee Related CN205254245U (en) 2015-12-04 2015-12-04 Pedal sawtooth device

Country Status (1)

Country Link
CN (1) CN205254245U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986106A (en) * 2017-12-22 2018-05-04 重庆华旗线缆有限公司 A kind of laborsaving cable take-up

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986106A (en) * 2017-12-22 2018-05-04 重庆华旗线缆有限公司 A kind of laborsaving cable take-up

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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: 20160525

Termination date: 20161204

CF01 Termination of patent right due to non-payment of annual fee