CN201720304U - Electric helical blade stretching unit - Google Patents

Electric helical blade stretching unit Download PDF

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Publication number
CN201720304U
CN201720304U CN2010202312503U CN201020231250U CN201720304U CN 201720304 U CN201720304 U CN 201720304U CN 2010202312503 U CN2010202312503 U CN 2010202312503U CN 201020231250 U CN201020231250 U CN 201020231250U CN 201720304 U CN201720304 U CN 201720304U
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CN
China
Prior art keywords
helical blade
bevel gear
main body
blade stretching
lead
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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
CN2010202312503U
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Chinese (zh)
Inventor
李正峰
Original Assignee
李正峰
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Filing date
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Priority to CN2010202312503U priority Critical patent/CN201720304U/en
Application granted granted Critical
Publication of CN201720304U publication Critical patent/CN201720304U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an electric helical blade stretching unit, which comprises a driving motor, a transmission device and helical blade stretching devices, wherein the transmission device adopts a bevel gear transmission mechanism. In the utility model, one or more bevel gear transmission pairs are connected to the output end of the driving motor, so as to drive the helical blade stretching device connected with each bevel gear transmission pair; the bevel gear transmission mechanism comprises a transmission shaft and one or more axle drive bevel pinions, the transmission shaft is coaxially connected with the driving motor, each axle drive bevel pinion is respectively connected with the transmission shaft in a matched manner, and each axle drive bevel pinion is respectively meshed with one driven bevel gear; the helical blade stretching devices are divided into at least two groups, each group of which are positioned and connected via brackets after arranged in parallel; the distance between the axes of every two adjacent groups of helical blade stretching devices is larger than the outside diameter of a helical blade to be stretched; and the power input ends of each group of helical blade stretching devices are connected with the rotating center of the driven bevel gear. The utility model greatly improves the work efficiency and alleviates the labor intensity of workers.

Description

A kind of electric helical blade stretching machine group
Technical field
The utility model relates to a kind of conveying worm blade manufacturing installation, is specifically related to a kind of helical blade stretching device.
Background technology
Conveying worm is the capital equipment of industry conveying powder materials such as cement, grain, chemical industry, uses widely, and the duration of runs is long, and its helical blade is easy to wear.Specialized manufacturer makes helical blade and mainly adopts special-purpose shaping mold and forcing press compression molding, and forming quality is stable, the production efficiency height, but investment is big.And the user changes the helical blade of wearing and tearing as buying from manufacturing firm, and often expense is higher.
State Intellectual Property Office on August 5th, 2009 the disclosed patent No. be 2008201761743 utility model patent " horizontal spiral blade stretching machine ", it is the device of an employing stretcher forming processing helical blade, this horizontal spiral blade stretching machine by screw rod, nut, main body pipe, bearing, end cap, take the lead, support is assembled, main body pipe horizontal positioned wherein, pipe range is greater than the pitch of twice helical blade, be fixed on the intermediate support, the support both sides are provided with fixedly takes the lead.Be provided with the screw rod coaxial in the main body pipe with it, about two sections be respectively isometric left hand thread and right-handed thread, and match with nut and to form two pairs of screw pairs.Be respectively equipped with gathering sill on the main body tube wall and in the support both sides, be provided with the activity that links to each other with nut in the gathering sill and take the lead.During work, with the blade blank main body pipe of packing into from two ends, one fabrication hole is inserted in fixedly takes the lead and fastening, another fabrication hole activity of being inserted in is taken the lead and is fastening, when screw rod rotates, the nut that two rotation directions are opposite oppositely moves, and activity is taken the lead and outwards moved along gathering sill on the main body pipe, thereby blade blank is drawn shaping.These facility have makes the characteristics simple, that volume is little, cost is low, applicability by force, does not need the energy, is particularly suitable for user's small lot batch manufacture helical blade when the maintenance conveying worm.But when spiral external diameter during greater than 300 millimeters, labour intensity hand-manipulated is bigger, though this machine can be finished the processing of two blade blanks in addition at every turn, operating efficiency is lower, has limited its application.
The utility model content
The utility model is at the deficiencies in the prior art, a kind of electric helical blade stretching machine group is provided, it adopts a power drive motor, respectively many groups helical blade stretching device is driven by Bevel Gear Transmission mechanism, to finish the drawing of multi-disc helical blade simultaneously, greatly improved operating efficiency.
For realizing above technical purpose, the utility model will be taked following technical scheme:
A kind of electric helical blade stretching machine group, comprise drive motors, transmission device and helical blade stretching device, described transmission device is a Bevel Gear Transmission mechanism, this Bevel Gear Transmission mechanism comprises power transmission shaft and more than one drive bevel gear, described power transmission shaft is connected with drive motors is coaxial, each drive bevel gear is connected with power transmission shaft all respectively, and each drive bevel gear is meshed with a driven wheel of differential all respectively, described helical blade stretching device is at least two groups, each is located by connecting by support after organizing helical blade stretching device parallel arrangement, spacing between the two adjacent groups helical blade stretching device axis is greater than waiting to draw the helical blade external diameter, and wherein the power intake of every group of helical blade stretching device all is connected with the pivot of driven wheel of differential.
In the described Bevel Gear Transmission mechanism, the rotation of drive bevel gear and driven wheel of differential is vertical mutually, and the number of teeth of drive bevel gear is less than the number of teeth of driven wheel of differential.
Each group helical blade stretching device comprises the main body pipe, screw rod, nut, fixedly take the lead and activity is taken the lead, main body pipe two ends are separately installed with end cap, the tube wall updip of main body pipe tiltedly offers gathering sill simultaneously, described screw rod is installed in the main body pipe by bearing, and screw rod is coaxial with the main body pipe, simultaneously the pivot that passes behind the end cap with driven wheel of differential of an end of screw rod is connected, nut then is connected with screw flight, and there is the gap between nut external diameter and the main body inside pipe wall face, described fixedly taking the lead is installed on the main body pipe near support one end, activity is taken the lead and is then placed in the gathering sill, and this activity is taken the lead and is fixedlyed connected with nut, in addition, be equipped with the main body pipe other end of fixedly taking the lead relative and be used to control the travel switch that drive motors stops.
According to above technical scheme, can realize following beneficial effect:
Because the utility model adopts Bevel Gear Transmission mechanism to carry out transmission of power, the power that a drive motors is exported drives many groups helical blade stretching device respectively, to finish the drawing of multi-disc helical blade simultaneously, has greatly improved operating efficiency; In addition, owing to adopt Electric Drive, can process external diameter and be the helical blade more than 300 millimeters, and alleviate working strength of workers.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
Fig. 1 is the front view of the utility model electric helical blade stretching machine group;
Fig. 2 is the vertical view of the utility model electric helical blade stretching machine group;
Fig. 3 is for waiting to draw helical blade blank schematic diagram,
Fig. 1 and Fig. 2 and sequence number that Fig. 3 marks are described as follows:
1. end cap, 2. bearing, 3. nut, 4. activity is taken the lead, 5. main body pipe, 6. support, 7. screw rod, 8. travel switch, 9. gathering sill, 10. fixedly take the lead 11. driven wheels of differential, 12. drive bevel gear, 13. helical blade, 14. drive motors, 15. shaft couplings, 16. rolling bearing units, 17. power transmission shafts, 18. wait to draw helical blade blank 19. technique for fixing holes 20. movable fabrication holes.
The specific embodiment
Accompanying drawing discloses the structural representation of a kind of preferred embodiment that the utility model relates to without limitation, explains the technical solution of the utility model below with reference to accompanying drawing.
As depicted in figs. 1 and 2, electric helical blade stretching machine group described in the utility model, comprise drive motors 14, transmission device and helical blade stretching device, described transmission device is a Bevel Gear Transmission mechanism, this Bevel Gear Transmission mechanism comprises power transmission shaft 17 and more than one drive bevel gear 12, three drive bevel gear 12 have been connected on power transmission shaft 17 altogether in the accompanying drawing, and this power transmission shaft 17 is by rolling bearing units 16 supportings, power transmission shaft 17 is by shaft coupling 15 and coaxial connection of drive motors 14 output shafts simultaneously, each drive bevel gear 12 is connected with power transmission shaft 17 all respectively, and each drive bevel gear 12 is meshed with a driven wheel of differential 11 all respectively, in the simultaneously described Bevel Gear Transmission mechanism, the rotation of drive bevel gear 12 and driven wheel of differential 11 is vertical mutually, and the number of teeth of drive bevel gear 12 is less than the number of teeth of driven wheel of differential 11.Described helical blade stretching device is at least two groups, each is located by connecting by support 6 after organizing helical blade stretching device parallel arrangement, spacing between the two adjacent groups helical blade stretching device axis is greater than waiting to draw the helical blade external diameter, and wherein the power intake of every group of helical blade stretching device all is connected with the pivot of driven wheel of differential 11.
In addition, each group helical blade stretching device comprises main body pipe 5, screw rod 7, nut 3, fixedly take the lead 10 and activity take the lead 4, main body pipe 5 two ends are separately installed with end cap 1, the tube wall updip of main body pipe 5 tiltedly offers gathering sill 9 simultaneously, described screw rod 7 is installed in the main body pipe 5 by bearing 2, and screw rod 7 is coaxial with main body pipe 5, the pivot that one end of while screw rod 7 passes end cap 1 back and driven wheel of differential 11 is connected, nut 3 then is threaded with screw rod 7, and there is the gap between nut 3 external diameters and main body pipe 5 internal faces, described fixedly taking the lead 10 is installed on main body pipe 5 near support 6 one ends, activity is taken the lead and 4 is then placed in the gathering sill 9, and this activity is taken the lead and 4 is fixedlyed connected with nut 3, in addition, is equipped with 10 relative main body pipe 5 other ends of fixedly taking the lead and is used to control the travel switch 8 that drive motors 14 stops.
Fig. 3 discloses helical blade blank 18 schematic diagrames of waiting to draw described in the utility model, and it offers technique for fixing hole 19 and movable fabrication hole 20 respectively waiting to draw on helical blade blank 18.
When carrying out the helical blade drawing, earlier wait to draw helical blade blank 18 internal diameter two ends at well cutting, by fixedly take the lead 10 and movable 4 the diameter of taking the lead bore technique for fixing hole 19 and movable fabrication hole 20 respectively, to wait that an end that draws helical blade blank 18 packs into main body pipe 5, this waits to draw has technique for fixing hole 19 secured in alignment to take the lead 10 to be inserted in and fixing in the helical blade blank 18, and movable fabrication hole 20 alignment activity of waiting to draw helical blade blank 18 are taken the lead and 4 are inserted in and fixing.With same way, multi-disc is waited to draw in the main body pipe 5 that helical blade blank 18 is inserted in other helical blade stretching devices.Open drive motors 14, then rotate with the drive motors 14 coaxial power transmission shafts that are connected 17, driving all drive bevel gear 12 that match with this power transmission shaft 17 rotates, rotate to drive the driven wheel of differential 11 that is meshed with each drive bevel gear 12, the screw rod 7 that then is connected with each driven wheel of differential 11 rotates, the nut 3 that matches with screw rod 7 outwards moves, activity is taken the lead and 4 will outwards be moved along the gathering sill on the main body pipe 59, traction is waited to draw the interior radial outer end of helical blade hair and is slowly drawn back, the internal diameter edge is on main body pipe 5 outer walls, reach desired location, activity is taken the lead and 4 is collided with travel switch 8, travel switch 8 sends signal, and multi-disc helical blade pulling process is promptly finished in 14 stalls of control drive motors.Therefore, drive motors 14 of the present invention is whenever finished once and is driven, and can draw out the multi-disc helical blade, compared with prior art, has greatly improved the operating efficiency that helical blade draws.

Claims (3)

1. electric helical blade stretching machine group, comprise drive motors, transmission device and helical blade stretching device, it is characterized in that, described transmission device is a Bevel Gear Transmission mechanism, this Bevel Gear Transmission mechanism comprises power transmission shaft and more than one drive bevel gear, described power transmission shaft is connected with drive motors is coaxial, each drive bevel gear is connected with power transmission shaft all respectively, and each drive bevel gear is meshed with a driven wheel of differential all respectively, described helical blade stretching device is at least two groups, each is located by connecting by support after organizing helical blade stretching device parallel arrangement, spacing between the two adjacent groups helical blade stretching device axis is greater than waiting to draw the helical blade external diameter, and wherein the power intake of every group of helical blade stretching device all is connected with the pivot of driven wheel of differential.
2. according to the described electric helical blade stretching machine group of claim 1, it is characterized in that in the described Bevel Gear Transmission mechanism, the rotation of drive bevel gear and driven wheel of differential is vertical mutually, and the number of teeth of drive bevel gear is less than the number of teeth of driven wheel of differential.
3. according to the described electric helical blade stretching machine group of claim 1, it is characterized in that, each group helical blade stretching device comprises the main body pipe, screw rod, nut, fixedly take the lead and activity is taken the lead, main body pipe two ends are separately installed with end cap, the tube wall updip of main body pipe tiltedly offers gathering sill simultaneously, described screw rod is installed in the main body pipe by bearing, and screw rod is coaxial with the main body pipe, simultaneously the pivot that passes behind the end cap with driven wheel of differential of an end of screw rod is connected, nut then is connected with screw flight, and there is the gap between nut external diameter and the main body inside pipe wall face, described fixedly taking the lead is installed on the main body pipe near support one end, activity is taken the lead and is then placed in the gathering sill, and this activity is taken the lead and is fixedlyed connected with nut, in addition, be equipped with the main body pipe other end of fixedly taking the lead relative and be used to control the travel switch that drive motors stops.
CN2010202312503U 2010-06-21 2010-06-21 Electric helical blade stretching unit Expired - Fee Related CN201720304U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202312503U CN201720304U (en) 2010-06-21 2010-06-21 Electric helical blade stretching unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202312503U CN201720304U (en) 2010-06-21 2010-06-21 Electric helical blade stretching unit

Publications (1)

Publication Number Publication Date
CN201720304U true CN201720304U (en) 2011-01-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202312503U Expired - Fee Related CN201720304U (en) 2010-06-21 2010-06-21 Electric helical blade stretching unit

Country Status (1)

Country Link
CN (1) CN201720304U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102784822A (en) * 2012-08-13 2012-11-21 黄淑琴 Electric helical blade stretcher
CN107537953A (en) * 2017-08-25 2018-01-05 湖州德耀金属制品有限公司 A kind of reinforcing bar panel beating self-feeding bender

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102784822A (en) * 2012-08-13 2012-11-21 黄淑琴 Electric helical blade stretcher
CN107537953A (en) * 2017-08-25 2018-01-05 湖州德耀金属制品有限公司 A kind of reinforcing bar panel beating self-feeding bender

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110126

Termination date: 20110621