CN202254843U - Material inlet device for intermediate frequency furnace - Google Patents

Material inlet device for intermediate frequency furnace Download PDF

Info

Publication number
CN202254843U
CN202254843U CN2011203236465U CN201120323646U CN202254843U CN 202254843 U CN202254843 U CN 202254843U CN 2011203236465 U CN2011203236465 U CN 2011203236465U CN 201120323646 U CN201120323646 U CN 201120323646U CN 202254843 U CN202254843 U CN 202254843U
Authority
CN
China
Prior art keywords
roller
feed
feed roller
hold
frequency furnace
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 - Lifetime
Application number
CN2011203236465U
Other languages
Chinese (zh)
Inventor
赵健
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.)
ZHEJIANG JIANLI CO Ltd
Original Assignee
ZHEJIANG JIANLI CO Ltd
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 ZHEJIANG JIANLI CO Ltd filed Critical ZHEJIANG JIANLI CO Ltd
Priority to CN2011203236465U priority Critical patent/CN202254843U/en
Application granted granted Critical
Publication of CN202254843U publication Critical patent/CN202254843U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Abstract

The utility model discloses a material inlet device for an intermediate frequency furnace, and the material inlet device comprises a material inlet frame, a plurality of material inlet rollers, a driving assembly and a press roller assembly, wherein the material inlet frame is arranged in front of the intermediate frequency furnace, the material inlet rollers are in transfer connection onto the material inlet frame, the driving assembly drives the material inlet rollers to rotate, the press roller assembly is arranged above the material inlet frame, the press roller assembly comprises a press roller support frame and press rollers, the press roller support frame is fixedly arranged on the material inlet frame, the press rollers are in transfer connection onto the press roller support frame and press blanks onto the material inlet rollers, and the press rollers are driven to rotate by the driving assembly. The material inlet device has the advantages that the structure is simple, the manufacture is convenient, the operation and the maintenance are easy, the continuous adjustability of the speed of a rolling passage formed by the material inlet rollers is realized, and the perforation rhythm and the rolling rhythm are ensured to be uniform.

Description

The intermediate frequency furnace feed arrangement
Technical field
The utility model relates to the Equipment for Heating Processing corollary apparatus, particularly a kind of intermediate frequency furnace feed arrangement.
Background technology
The feed arrangement of existing intermediate frequency furnace is that cylinder is pusher, and mainly have shortcoming: 1) fltting speed is too fast, and intermediate frequency furnace inner inductive coil immediate current is excessive to be prone to cause the intermediate frequency furnace tripping operation, thereby damages intermediate frequency furnace; 2) owing to do not have transmission device in the intermediate frequency furnace, blank advances and can only rely on the preceding blank of cylinder promotion intermediate frequency furnace to advance, thereby the blank that promotes in the intermediate frequency furnace advances.The cylinder operating frequency is according to the drilling/rolling velocity variations, whenever finishes once rollingly, and cylinder moves once, and the blank in the internal intermediate frequency stove does not move and advances during this period, so heating uniformity is not fine; 3) also influential to charge length; Because every once action of cylinder is the length of a blank; After the length of intermediate frequency furnace is confirmed; If the long or too short meeting of blank causes half half the phenomenon outside intermediate frequency furnace in intermediate frequency furnace of blank in intermediate frequency furnace exit, can't realize continuous feed, influence blank heating effect and quality thereof.
The utility model content
The utility model problem to be solved just provides a kind of intermediate frequency furnace feed arrangement, and is simple in structure, easily manufactured, easy operating and maintenance.
In order to solve the problems of the technologies described above; The utility model adopts following technical scheme: the intermediate frequency furnace feed arrangement; Comprise the feeding rack and the some feed rollers of switching on feeding rack that are located at before the intermediate frequency furnace, and drive the driving assembly that feed roller rotates, it is characterized in that: also comprise the pressure roller assembly that is located at the feeding rack top; The pressure roller assembly comprises that the pressing roller holder that is fixed on the feeding rack is being pressed in hold-down roller feed roller on blank with switching on the pressing roller holder, and hold-down roller drives rotation by driving assembly.
Further, said pressing roller holder is provided with the adjustment structure of the height of regulating the relative feed roller of hold-down roller.The adjustable height of the relative feed roller of hold-down roller satisfies sending to of different size blank.
Further, said adjustment structure comprises the adjusting cylinder that vertically is fixed on the pressing roller holder top down, is provided with keyset in the lower end of the piston rod of regulating cylinder, and hold-down roller is transferred on keyset.
Further, said adjustment structure also comprises the lead that is located on the keyset, on pressing roller holder, is provided with fairlead, and lead is installed in the fairlead and moves up and down along fairlead when moving up and down with the piston rod of regulating cylinder.The direction that hold-down roller is moved up and down positions, and simultaneously piston rod is played the certain protection effect, prevents that piston rod from tilting or bending.
Further, be provided with between said lead and the fairlead and make the keep down compression spring of pressure trend of hold-down roller.Increase the spring spring, can solve the situation that causes pinch roller frictional force to cause blank to skid and to send to inadequately because of same specification blank tolerance difference and local buckling.
Further; Said driving assembly comprises a variable frequency reducer motor; Has an initiatively feed roller in said some feed rollers; At the output shaft of variable frequency reducer motor with initiatively be provided with between the rotating shaft of feed roller and drive first drive mechanism that feed roller initiatively rotates, between the rotating shaft of the rotating shaft of active feed roller and hold-down roller, be provided with and drive second drive mechanism that hold-down roller rotates.
Further; Said first drive mechanism comprises first driven sprocket in first drive sprocket and the rotating shaft that is located at feed roller initiatively on the output shaft that is located at variable frequency reducer motor; And first driving-chain that connects first drive sprocket and first driven sprocket, between the close in twos feed roller at active feed roller rear, be equipped with driving chain in said some feed rollers and connect transmission and also be connected transmission with the active feed roller through driving chain near a feed roller of active feed roller.
Further; Also be provided with the 3rd drive sprocket on the output shaft of said variable frequency reducer motor; Between the close in twos feed roller in active feed roller the place ahead, be equipped with driving chain in said some feed rollers and connect transmission and be connected transmission through driving chain with the 3rd drive sprocket near a feed roller of active feed roller, the diameter of the 3rd drive sprocket is greater than the diameter of first drive sprocket.
Further, said second drive mechanism comprises second driven sprocket in second drive sprocket and the rotating shaft that is located at hold-down roller in the rotating shaft that is located at feed roller initiatively, and second driving-chain that connects second drive sprocket and second driven sprocket.
Further, said hold-down roller is provided with two or more, is equipped with driving chain between the close in twos hold-down roller and connects transmission.
After adopting technique scheme, the utlity model has following advantage: adopt variable frequency reducer motor to realize that the roller table speed of feed roller composition is adjustable continuously, guarantee consistent with drilling/rolling rhythm; Two drive sprockets on the variable frequency reducer motor output shaft adopt different-diameter, tooth number; Connect two kinds of different speeds of service of back generation with the driven sprocket on the feed roller; Realize that the back is slow before fast, guarantee that charging is even continuously, two sections blanks achieve a butt joint before and after making simultaneously.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the structural representation (not shown driving assembly) of a kind of embodiment of the utility model;
Fig. 2 is vertical view embodiment illustrated in fig. 1 (illustrate and drive assembly);
Fig. 3 is an internal structure sketch map embodiment illustrated in fig. 1.
The specific embodiment
The structural representation of a kind of embodiment of the utility model shown in Fig. 1 to 3; The intermediate frequency furnace feed arrangement; Comprise and be located at preceding feeding rack of intermediate frequency furnace 1 and the some feed rollers 2 of switching on feeding rack; And driving feed roller driving assembly that rotates and the pressure roller assembly that is located at the feeding rack top, the length according to blank is provided with the length of feeding rack and the quantity of feed roller here.The pressure roller assembly comprises that the pressing roller holder 3 that is fixed on the feeding rack is being pressed in hold-down roller 4 feed roller on blank 10 with switching on the pressing roller holder, and hold-down roller drives rotation by driving assembly.
On pressing roller holder, be provided with the adjustment structure of the height of regulating the relative feed roller of hold-down roller; Said adjustment structure comprises the adjusting cylinder 6 that vertically is fixed on the pressing roller holder top down; Lower end at the piston rod 61 of regulating cylinder is provided with keyset 7, and hold-down roller is transferred on keyset; Adjustment structure also comprises the lead 62 that is located on the keyset, on pressing roller holder, is provided with fairlead 31, and lead is installed in the fairlead and moves up and down along fairlead when moving up and down with the piston rod of regulating cylinder; Between lead and fairlead, be provided with and make the keep down compression spring 8 of pressure trend of hold-down roller.
Drive assembly and comprise a variable frequency reducer motor 5; Has an initiatively feed roller 21 in said some feed rollers; At the output shaft of variable frequency reducer motor with initiatively be provided with between the rotating shaft of feed roller and drive first drive mechanism that feed roller initiatively rotates, between the rotating shaft of the rotating shaft of active feed roller and hold-down roller, be provided with and drive second drive mechanism that hold-down roller rotates.First drive mechanism comprises first driven sprocket 22 in first drive sprocket 51 and the rotating shaft that is located at feed roller initiatively on the output shaft that is located at variable frequency reducer motor; And first driving-chain that connects first drive sprocket and first driven sprocket, between the close in twos feed roller at active feed roller rear, be equipped with driving chain in said some feed rollers and connect transmission and also be connected transmission with the active feed roller through driving chain near a feed roller of active feed roller; Second drive mechanism comprises second driven sprocket 41 in second drive sprocket 23 and the rotating shaft that is located at hold-down roller in the rotating shaft that is located at feed roller initiatively, and second driving-chain that connects second drive sprocket and second driven sprocket.
In the foregoing description; On the output shaft of variable frequency reducer motor, also be provided with the 3rd drive sprocket 52; Between the close in twos feed roller in active feed roller the place ahead, be equipped with driving chain in said some feed rollers and connect transmission and be connected transmission through driving chain with the 3rd drive sprocket near a feed roller of active feed roller, the diameter of the 3rd drive sprocket is greater than the diameter of first drive sprocket.Make that so initiatively the velocity of rotation of the feed roller in feed roller the place ahead is slower than the velocity of rotation of the feed roller at active feed roller rear; Initiatively the blank fltting speed at feed roller rear is fast; Withstand on the blank in active feed roller the place ahead; Guarantee the even continuously of charging, two sections blank butt joints before and after realizing simultaneously.In addition, feed roller and hold-down roller can also adopt independent variable frequency reducer motor to drive respectively, even are positioned at initiatively that the feed roller in feed roller the place ahead all adopts different variable frequency reducer motor to drive with the feed roller that is positioned at active feed roller rear.
Hold-down roller is provided with two or more; Be equipped with driving chain between the close in twos hold-down roller and connect transmission; According to the length of blank the quantity of hold-down roller is set, guarantees that hold-down roller can produce enough frictional force and send blank to intermediate frequency furnace and the blank in the intermediate frequency furnace is released.
Except that above-mentioned preferred embodiment; The utility model also has other embodiment; Those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from the spirit of the utility model, all should belong to the defined scope of the utility model accompanying claims.

Claims (10)

1. intermediate frequency furnace feed arrangement; Comprise and be located at preceding feeding rack (1) of intermediate frequency furnace and the some feed rollers (2) of switching on feeding rack; And the driving assembly that drives the feed roller rotation; It is characterized in that: also comprise the pressure roller assembly that is located at the feeding rack top, the pressure roller assembly comprises that the pressing roller holder (3) and the switching that are fixed on the feeding rack are being pressed in the hold-down roller (4) on the feed roller with blank (10) on the pressing roller holder, and hold-down roller drives rotation by driving assembly.
2. intermediate frequency furnace feed arrangement according to claim 1 is characterized in that: said pressing roller holder is provided with the adjustment structure of the height of regulating the relative feed roller of hold-down roller.
3. intermediate frequency furnace feed arrangement according to claim 2; It is characterized in that: said adjustment structure comprises the adjusting cylinder (6) that vertically is fixed on the pressing roller holder top down; Lower end at the piston rod (61) of regulating cylinder is provided with keyset (7), and hold-down roller is transferred on keyset.
4. according to claim 2 or 3 described intermediate frequency furnace feed arrangements; It is characterized in that: said adjustment structure also comprises the lead (62) that is located on the keyset; On pressing roller holder, be provided with fairlead (31), lead is installed in the fairlead and moves up and down along fairlead when moving up and down with the piston rod of regulating cylinder.
5. intermediate frequency furnace feed arrangement according to claim 4 is characterized in that: be provided with between said lead and the fairlead and make the keep down compression spring (8) of pressure trend of hold-down roller.
6. intermediate frequency furnace feed arrangement according to claim 1; It is characterized in that: said driving assembly comprises a variable frequency reducer motor (5); Has an initiatively feed roller (21) in said some feed rollers; At the output shaft of variable frequency reducer motor with initiatively be provided with between the rotating shaft of feed roller and drive first drive mechanism that feed roller initiatively rotates, between the rotating shaft of the rotating shaft of active feed roller and hold-down roller, be provided with and drive second drive mechanism that hold-down roller rotates.
7. intermediate frequency furnace feed arrangement according to claim 6; It is characterized in that: said first drive mechanism comprises first drive sprocket (51) on the output shaft that is located at variable frequency reducer motor and is located at first driven sprocket (22) in the rotating shaft of feed roller initiatively; And first driving-chain that connects first drive sprocket and first driven sprocket, between the close in twos feed roller at active feed roller rear, be equipped with driving chain in said some feed rollers and connect transmission and also be connected transmission with the active feed roller through driving chain near a feed roller of active feed roller.
8. according to claim 6 or 7 described intermediate frequency furnace feed arrangements; It is characterized in that: also be provided with the 3rd drive sprocket (52) on the output shaft of said variable frequency reducer motor; Between the close in twos feed roller in active feed roller the place ahead, be equipped with driving chain in said some feed rollers and connect transmission and be connected transmission through driving chain with the 3rd drive sprocket near a feed roller of active feed roller, the diameter of the 3rd drive sprocket is greater than the diameter of first drive sprocket.
9. intermediate frequency furnace feed arrangement according to claim 6; It is characterized in that: said second drive mechanism comprises second drive sprocket (23) in the rotating shaft that is located at feed roller initiatively and is located at second driven sprocket (41) in the rotating shaft of hold-down roller, and second driving-chain that connects second drive sprocket and second driven sprocket.
10. according to claim 1,6 or 9 described intermediate frequency furnace feed arrangements, it is characterized in that: said hold-down roller is provided with two or more, is equipped with driving chain between the close in twos hold-down roller and connects transmission.
CN2011203236465U 2011-08-31 2011-08-31 Material inlet device for intermediate frequency furnace Expired - Lifetime CN202254843U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203236465U CN202254843U (en) 2011-08-31 2011-08-31 Material inlet device for intermediate frequency furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203236465U CN202254843U (en) 2011-08-31 2011-08-31 Material inlet device for intermediate frequency furnace

Publications (1)

Publication Number Publication Date
CN202254843U true CN202254843U (en) 2012-05-30

Family

ID=46116073

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011203236465U Expired - Lifetime CN202254843U (en) 2011-08-31 2011-08-31 Material inlet device for intermediate frequency furnace

Country Status (1)

Country Link
CN (1) CN202254843U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104694710A (en) * 2015-02-28 2015-06-10 苏州中太动力弹簧有限公司 Continuous hot air tempering furnace
CN110116439A (en) * 2019-06-28 2019-08-13 滕州盛源木制品有限公司 A kind of timber cutter device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104694710A (en) * 2015-02-28 2015-06-10 苏州中太动力弹簧有限公司 Continuous hot air tempering furnace
CN110116439A (en) * 2019-06-28 2019-08-13 滕州盛源木制品有限公司 A kind of timber cutter device

Similar Documents

Publication Publication Date Title
CN202377423U (en) Leveling and feeding mechanism
CN202254843U (en) Material inlet device for intermediate frequency furnace
CN103414296A (en) Novel motor rotor automobile circlip pressing machine
CN206632601U (en) A kind of automatic pressing turning rolls
CN203699501U (en) Feeding device
CN203592088U (en) Straightening mechanism for straightening reinforcing steel bars
CN105171105B (en) A kind of sleeve outer surface recessing device
CN202984497U (en) Feeding device of punch
CN201109000Y (en) Tin wire conveying apparatus
CN206838964U (en) A kind of pipeline of cutting machine
CN203356455U (en) Ratchet feeding device
CN104475508A (en) Plate material conveying device for plate rolling machine
CN203516486U (en) Automatic pin loader of thrust bearing holder
CN106111757B (en) automatic rolling machine
CN102430587B (en) Roller table device for conveying ingot blanks of small and medium-size hot rolling mills
CN201633241U (en) Bag making machine
CN207872927U (en) The steel band automatic charging device of continous way press machine
CN105931899A (en) Top-pressure linkage sheet mounting mechanism of travel switch accessory assembling machine
CN204145200U (en) A kind of stator shaping device
CN203862893U (en) Feeding and recovering device of punching machine
CN201316848Y (en) Automatic tapping machine
CN202725700U (en) Extrusion device for welded pipe welding
CN206375409U (en) A kind of glass tube automatic feed mechanism applied on gas-discharge lamp bulb-tubulating machine
CN205028775U (en) A overspeed device tensioner for rolling machine
CN203843276U (en) Novel sizing flying shear unit for long steel finished product

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CX01 Expiry of patent term

Granted publication date: 20120530

CX01 Expiry of patent term