CN201304432Y - An electric heating tube bending machine head and a bending machine - Google Patents
An electric heating tube bending machine head and a bending machine Download PDFInfo
- Publication number
- CN201304432Y CN201304432Y CNU2008202127859U CN200820212785U CN201304432Y CN 201304432 Y CN201304432 Y CN 201304432Y CN U2008202127859 U CNU2008202127859 U CN U2008202127859U CN 200820212785 U CN200820212785 U CN 200820212785U CN 201304432 Y CN201304432 Y CN 201304432Y
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- bending
- bending machine
- cylinder
- electric heating
- main shaft
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Abstract
The utility model discloses an electric heating tube bending machine head and a bending machine; the bending machine head comprises a transmission main shaft, a circular mould base, two driving mechanisms used for driving the transmission main shaft to have axial movement and radial rotation, and a mounting plate; a sizing roller and a forming roller shaft are mounted on the circular mould base; a through hole matched with the circular mould base is machined on the mounting plate; a work piece support block is arranged on the mounting plate and positioned at the lateral side of the through hole. The bending machine comprises a frame, at least two bending machine heads and a control circuit; the mounting position of each bending machine head on the frame can be properly adjusted according to the requirement of products for forming. The bending machine head has simple structure, low cost, strong adaptability and good bending and forming effect; the bending machine can be mounted with corresponding bending machine head according to requirement of products for forming and can conveniently adjust the bending machine position and can be applicable to the bending machining of various complicated bending electric heating tubes.
Description
Technical field
The utility model relates to electrothermal tube processing and fabricating equipment, particularly relates to electric heating tube bending handpiece and bending machine.
Background technology
In the electrothermal tube production engineering, brake forming is one important operation.The electrothermal tube kind of single curved shape such as " V " type, " Ω " type electrothermal tube, all has corresponding apparatus at present and cooperates mould to give the bending machining moulding.In the electrothermal tube product, all be between straight length much or the electrothermal tube of arc pipeline section is arranged that for the kind of this type, prior art generally all adopts manual bending, labour intensity is big, and efficient is low, the formed product poor effect.Certainly, bending machining equipment has automatically also appearred, though these equipment have reduced labour intensity to a certain extent, but still exist inefficiency, and deficiencies such as formed product weak effect.Especially, (bending radius that refers to each segmental arc is different for the electrothermal tube that bending is complicated for straight length is many with the arc pipeline section, corresponding central angle difference, the length of pipe section electrothermal tube of first-class situation not separately, the electrothermal tube of shape shown in Figure 1 and so on for example), prior art need be equipped with many bending machines, could moulding through repeated multiple times, inefficiency, equipment cost is high and take up room.
The utility model content
The technical problems to be solved in the utility model is to avoid above-mentioned the deficiencies in the prior art part and proposes the electric heating tube bending handpiece and the bending machine of a kind of simple in structure, with low cost, high efficiency, good forming effect, and, this bending machine can the first order buckling moulding contains the electrothermal tube product of the arc pipeline section of multiple bending radius, multiple flexural center angle, also the several electrothermal tubes of brake forming simultaneously.
The utility model solve the technical problem can be by realizing by the following technical solutions:
Design, make a kind of electric heating tube bending handpiece, comprise transmission main shaft, be installed in the transmission main shaft front end circular die holder, drive axially movable first driving mechanism of this transmission main shaft, with drive second driving mechanism that described transmission main shaft radially rotates, and installing plate; Sizing cylinder and moulding roll shaft are housed on the described circular die holder, and described sizing cylinder and described transmission main shaft are total to axial line and detachably are installed on the circular die holder by screw rod, and described moulding roll shaft is installed on the circular die holder by mounting bar and screw; Have on the described installing plate and the suitable through hole of described circular die holder, on the installing plate, be positioned at described through hole side, be provided with the work mounting s piece; During original state, described circular die holder is in the through hole on the described installing plate; During bending machining, workpiece treats that curved end is shelved on the described work mounting s piece, described first driving mechanism action, through the transmission main shaft transmission, circular die holder is shifted out outside the described through hole, until workpiece being clamped between described sizing cylinder and the moulding roll shaft, at this moment, second driving mechanism drives circular die holder and rotates, sizing cylinder and the acting in conjunction of moulding roll shaft in workpiece with the workpiece brake forming.
The two ends of described installing plate form the perpendicular type latch segment and dispose sliding bearing, and described latch segment and sliding bearing form guide groove, so that be installed on the guide rail of bending machine correspondence.
Described first driving mechanism is the first driving cylinder, comprises cylinder body and piston rod, and the tail end of this piston rod and transmission main shaft is connected and fixed.
Described second driving mechanism comprises that second drives cylinder, driving chain and drive sprocket, and this drive sprocket is fixed on the stage casing of described transmission main shaft; Described second drives cylinder drives the relative vertical setting of cylinder, both shared cylinder supports with first.
Also comprise workpiece baffle plate and connected push rod, this push rod is parallel with described transmission main shaft, also drives air cylinder driven by described first; Have on the described installing plate and be used for the hole that described push rod passes through, drive under the driving of cylinder described first, described workpiece baffle plate and circular die holder are mobile synchronously.
The utility model electric heating tube bending handpiece is equipped with the sizing cylinder of multiple different cylinder external diameter, to adapt to the bending machining of differently curved radius electrothermal tube.
Have bar-shaped trough on the mounting bar of described moulding roll shaft, so that the position of moulding roll shaft is regulated.
The utility model can also be by realizing by the following technical solutions:
Design, a kind of bending machine that aforementioned electric heating tube bending handpiece is installed of making comprise frame, at least two bending handpieces, and control circuit; Suitable adjustment can be done according to the requirement of shaped article in the installation site of described each bending handpiece on described frame, and does the flexure operation of corresponding cooperation under the control of described control circuit, with the brake forming of electrothermal tube product.
Described frame is provided with at least two parallel guide rails, and the installing plate two ends of described bending handpiece form the perpendicular type latch segment and dispose sliding bearing, and described latch segment and sliding bearing form guide groove, and this guide groove and described guide rail are suitable.
Described control circuit is the PLC circuit.
Compare with prior art, the beneficial effect of the utility model electric heating tube bending handpiece and bending machine is: 1. simple in structure, with low cost; 2. sizing cylinder and circular die holder removably connect, and are equipped with multiple dimensions, therefore can be fit to the processing of the electrothermal tube of multiple bending radius; The moulding roll shaft also can be done the position adjustment according to the dimensional parameters of workpiece, and adaptability is strong, and brake forming is effective; 3. the transmission main shaft of bending handpiece can axially move and radially rotate, a plurality of like this bending handpieces are installed on the same bending machine, can be according to the product processing request and each bending handpiece of programming Control alternately stretches out or tightens, the cooperation bending machining makes complicated crooked electrothermal tube time processing moulding mutually; 4. the bending handpiece installing plate forms the perpendicular type latch segment and disposes sliding bearing and form guide groove, the bending machine frame is provided with guide rail, a plurality of bending handpieces can be easily installed on the frame, and position adjustments is flexible, can be fit to the bending machining of the electrothermal tube of various crooked complexity.
Description of drawings
Fig. 1 is the perspective view of the utility model electric heating tube bending handpiece;
Fig. 2 is the main TV structure schematic diagram of described electric heating tube bending handpiece;
Fig. 3 is that cross-sectional schematic is looked on the left side of described electric heating tube bending handpiece;
Fig. 4 is that the master of circular die holder looks schematic diagram;
Fig. 5 is that schematic diagram is looked on the left side of described circular die holder;
Fig. 6 is the backsight structural representation of the utility model electrothermal tube bending machine;
Fig. 7 is a kind of electrothermal tube schematic diagram with a plurality of different bending radius, different flexural center angle.
The specific embodiment
A kind of electric heating tube bending handpiece 100, as shown in Figure 1 to Figure 3, comprise transmission main shaft 10, be installed in transmission main shaft 10 front ends circular die holder 20, drive this transmission main shaft 10 axially movable first driving mechanisms, with drive second driving mechanism that described transmission main shaft 10 radially rotates, and installing plate 30.Described first driving mechanism is the first driving cylinder 40, comprises cylinder body 41 and piston rod 42, and this piston rod 42 is connected and fixed with the tail end of transmission main shaft 10.Described second driving mechanism comprises that second drives cylinder 50, driving chain 51 and drive sprocket 52, and this drive sprocket 52 is fixed on the stage casing of described transmission main shaft 10; Described second drives cylinder 50 drives cylinder 40 relative vertical settings, both shared cylinder supports 43 with first.
As shown in Figure 4 and Figure 5, sizing cylinder 21 and moulding roll shaft 22 are housed on the described circular die holder 20, described sizing cylinder 21 is total to axial line with described transmission main shaft 10 and detachably is installed on the circular die holder 20 by screw rod, and described moulding roll shaft 22 is installed on the circular die holder 20 by mounting bar 23 and screw 24.The utility model electric heating tube bending handpiece 100 is equipped with the sizing cylinder 21 of multiple different cylinder external diameter, to adapt to the bending machining of differently curved radius electrothermal tube.Have bar-shaped trough 231 on the mounting bar 23 of described moulding roll shaft 22,, also promptly can be adjusted to the distance between forming roll axle 22 and the sizing cylinder 21 as required, to adapt to the bending machining of different tube diameters electrothermal tube so that the position of moulding roll shaft is regulated.
As shown in Figure 1 to Figure 3, have the through hole 31 suitable on the described installing plate 30, on the installing plate 30, be positioned at described through hole 31 sides, be provided with work mounting s piece 60 with described circular die holder 20.Also comprise workpiece baffle plate 70 and connected push rod 80, this push rod 80 is parallel with described transmission main shaft 10, also drives air cylinder driven by described first; Have on the described installing plate 30 and be used for the hole 32 that described push rod 80 passes through, drive under the driving of cylinder described workpiece baffle plate 80 and circular die holder 20 same moved further described first.
During original state, described circular die holder 20 is in the through hole 31 on the described installing plate 30, and described workpiece baffle plate 70 also is in retracted mode; During bending machining, workpiece treats that curved end is shelved on the described work mounting s piece 60, described first drives cylinder 40 actions, transmit through transmission main shaft 10, circular die holder 20 is shifted out outside the described through hole 31, until workpiece being clamped in (with direction shown in Figure 2 is reference, and circular die holder 20 stretches out the endface position that exceeds work mounting s piece 60, and workpiece is a horizontal positioned) between described sizing cylinder 21 and the moulding roll shaft 22; And described push rod 80 also drives under the driving of cylinder 40 and transmission main shaft 10 same moved further first, promotes described workpiece baffle plate 70 and stretches out, and blocks a side of workpiece, is beneficial to workpiece opposite side direction bending reliably; At this moment, second driving mechanism drives circular die holder 20 and rotates, sizing cylinder 21 with 22 actings in conjunction of moulding roll shaft in workpiece with the workpiece brake forming.
As shown in figures 1 and 3, the two ends of described installing plate 30 form perpendicular type latch segment 33 and dispose sliding bearing 90, and described latch segment 33 forms guide groove 35 with sliding bearing 90, so that be installed on the guide rail of bending machine correspondence.Be convenient to like this adjust each bending handpiece 100 fixed position on bending machine according to the shape and size of electrothermal tube.
A kind of bending machine that aforementioned electric heating tube bending handpiece 100 is installed as shown in Figure 7, comprises frame 200, several bending handpieces 200, and PLC (Programmable Logic Controller) circuit 400; Described frame 200 is provided with at least two parallel guide rails 300, installing plate 30 two ends of described bending handpiece 100 form perpendicular type latch segment 33 and dispose sliding bearing 90, described latch segment 33 forms guide groove 35, this guide groove 35 and described guide rail 90 suitable (combining shown in Figure 3) with sliding bearing 90.
When described bending machine carries out bending machining electrothermal tube product, be example, select suitable sizing cylinder 21 according to the bending radius of each segmental arc earlier, be installed on the round tray 20 of corresponding bending handpiece 100 to process product shown in Figure 7; Again according to residing position of each segmental arc and bending direction, regulate installation site and the direction (reserve the installation direction of bending handpiece 100 after of bending handpiece 100 on described guide rail 90, when the plate 30 that is slidingly installed on guide rail 90 arrives accurate position, latch segment 33 is locked) by screw.Described PLC circuit 400 has been worked out corresponding control programs (for example controlling the stretching out or indentation etc. of circular die holder 20 corresponding cooperation of angle of bend, each bending handpiece 100) according to the shape of product in advance, each bending handpiece 100 is done the flexure operation of corresponding cooperation under the control of described PLC circuit 400, with the brake forming of electrothermal tube product.Certainly, the bending machine of a plurality of bending handpieces 100 is housed, also can regulates the simple relatively electrothermal tube of the simultaneously crooked a plurality of identical shapes of control.
The principle of described PLC circuit and concrete control all belong to traditional mature technique, repeat no more herein.
Claims (10)
1. electric heating tube bending handpiece, it is characterized in that: comprise transmission main shaft, be installed in the transmission main shaft front end circular die holder, drive axially movable first driving mechanism of this transmission main shaft, with drive second driving mechanism that described transmission main shaft radially rotates, and installing plate; Sizing cylinder and moulding roll shaft are housed on the described circular die holder, and described sizing cylinder and described transmission main shaft are total to axial line and detachably are installed on the circular die holder by screw rod, and described moulding roll shaft is installed on the circular die holder by mounting bar and screw; Have on the described installing plate and the suitable through hole of described circular die holder, on the installing plate, be positioned at described through hole side, be provided with the work mounting s piece; During original state, described circular die holder is in the through hole on the described installing plate; During bending machining, workpiece treats that curved end is shelved on the described work mounting s piece, described first driving mechanism action, through the transmission main shaft transmission, circular die holder is shifted out outside the described through hole, until workpiece being clamped between described sizing cylinder and the moulding roll shaft, at this moment, second driving mechanism drives circular die holder and rotates, sizing cylinder and the acting in conjunction of moulding roll shaft in workpiece with the workpiece brake forming.
2. electric heating tube bending handpiece as claimed in claim 1 is characterized in that: the two ends of described installing plate form the perpendicular type latch segment and dispose sliding bearing, and described latch segment and sliding bearing form guide groove, so that be installed on the guide rail of bending machine correspondence.
3. electric heating tube bending handpiece as claimed in claim 1 or 2 is characterized in that: described first driving mechanism is the first driving cylinder, comprises cylinder body and piston rod, and the tail end of this piston rod and transmission main shaft is connected and fixed.
4. electric heating tube bending handpiece as claimed in claim 3 is characterized in that: described second driving mechanism comprises that second drives cylinder, driving chain and drive sprocket, and this drive sprocket is fixed on the stage casing of described transmission main shaft; Described second drives cylinder drives the relative vertical setting of cylinder, both shared cylinder supports with first.
5. electric heating tube bending handpiece as claimed in claim 3 is characterized in that: also comprise workpiece baffle plate and connected push rod, this push rod is parallel with described transmission main shaft, also drives air cylinder driven by described first; Have on the described installing plate and be used for the hole that described push rod passes through, drive under the driving of cylinder described first, described workpiece baffle plate and circular die holder are mobile synchronously.
6. electric heating tube bending handpiece as claimed in claim 1 is characterized in that: be equipped with the sizing cylinder of multiple different cylinder external diameter, to adapt to the bending machining of differently curved radius electrothermal tube.
7. electric heating tube bending handpiece as claimed in claim 1 is characterized in that: have bar-shaped trough on the mounting bar of described moulding roll shaft, so that the position of moulding roll shaft is regulated.
8. bending machine that electric heating tube bending handpiece as claimed in claim 1 is installed is characterized in that: comprise frame, at least two bending handpieces, and control circuit; Suitable adjustment can be done according to the requirement of shaped article in the installation site of described each bending handpiece on described frame, and does the flexure operation of corresponding cooperation under the control of described control circuit, with the brake forming of electrothermal tube product.
9. bending machine as claimed in claim 8, it is characterized in that: described frame is provided with at least two parallel guide rails, the installing plate two ends of described bending handpiece form the perpendicular type latch segment and dispose sliding bearing, and described latch segment and sliding bearing form guide groove, and this guide groove and described guide rail are suitable.
10. as the bending machine of claim 8 or 9, it is characterized in that: described control circuit is the PLC circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202127859U CN201304432Y (en) | 2008-10-31 | 2008-10-31 | An electric heating tube bending machine head and a bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202127859U CN201304432Y (en) | 2008-10-31 | 2008-10-31 | An electric heating tube bending machine head and a bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201304432Y true CN201304432Y (en) | 2009-09-09 |
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ID=41096894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202127859U Expired - Lifetime CN201304432Y (en) | 2008-10-31 | 2008-10-31 | An electric heating tube bending machine head and a bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201304432Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663844A (en) * | 2018-12-19 | 2019-04-23 | 芜湖恒美电热器具有限公司 | A kind of bending machine |
-
2008
- 2008-10-31 CN CNU2008202127859U patent/CN201304432Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663844A (en) * | 2018-12-19 | 2019-04-23 | 芜湖恒美电热器具有限公司 | A kind of bending machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090909 Effective date of abandoning: 20081031 |