CN201572861U - Numerically controlled wire bending machine operating head - Google Patents
Numerically controlled wire bending machine operating head Download PDFInfo
- Publication number
- CN201572861U CN201572861U CN2009202989836U CN200920298983U CN201572861U CN 201572861 U CN201572861 U CN 201572861U CN 2009202989836 U CN2009202989836 U CN 2009202989836U CN 200920298983 U CN200920298983 U CN 200920298983U CN 201572861 U CN201572861 U CN 201572861U
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- bending machine
- wire bending
- numerical control
- die
- control wire
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Abstract
The utility model relates to a numerically controlled wire bending machine operating head. Two die heads in a die changing and reversing lift avoiding mechanism in a numerically controlled wire bending machine are respectively in non-relative-displacement connection with two spline shafts, bottoms of the spline shafts contact with lower ends of compression springs, and upper ends of the compression springs contact with inner steps of a spindle and drive the spline shaft to move downwards. A swing arm in a bending die head switching and swinging mechanism of the numerically controlled wire bending machine is in non-relative-displacement connection with a wire bending power driving device and is movably connected with one end of a connecting rod, the other end of the connecting rod is movably connected with the swing arm, and the swing arm is in non-relative-displacement connection with a rotating shaft of a numerically controlled angle protractor. The driving device utilizes a worm-gear case as the main body, a worm is supported by a bearing block without axial displacement and drives two worm gears simultaneously, the two worm gears are in non-relative-displacement connection with a spindle, spline shafts are connected with spline arranged in the spindle, the spindle and the worm-gear case are supported by bearings and without axial displacement, two bending die heads are respectively in non-relative-displacement connection with the two spline shafts.
Description
Technical field
The utility model relate to a kind of one be that mechanism is succinct reliable, compact conformation, light, the wire rod processing and forming efficient height of own wt load, the 2nd, action response is quick, die change, pendulum parallactic angle degree accuracy height, the 3rd, the working handpiece of numerical control wire bending machine that cylinder thrust is big, shearing force is big, volume is little belongs to wire bending machine and makes the field.
Background technology
At present, the wire bending machine of selling on the market is on structural design, corresponding oil cylinder of each die head or cylinder push-and-pull respectively realize the die head die change and turn to lifting to keep away the position, complex structure, the own wt load is big, has also increased the weight of the load of head, and the processing and forming efficient of wire rod is low.
The transposition of numerical control bending die head, pendulum position are to promote fork by oil cylinder, and signal detection is suspended the position, moves corresponding slowly, and die change, to put parallactic angle degree accuracy low.
The broken line mechanism of numerical control wire bending machine is all by deceleration device and positive tooth driving device transmission, the transmission mechanism complex structure, and self load is heavier, and the processing and forming efficient of wire rod is lower.
The numerical control wire bending machine wire rod of numerical control wire bending machine cuts off oil cylinder on structural design, promote directly that shear(ing) die implement to be sheared or single push oil cylinder promotes shear(ing) die in conjunction with slide block and implements to shear by single push oil cylinder, the wire rod shearing force is little, and the oil cylinder volume is big, the head load is heavy, and wire rod processing and forming efficient is low.
The utility model content
Purpose of design: avoid the weak point in the background technology, design that a kind of both mechanisms are succinct reliable, compact conformation, light, the wire rod processing and forming efficient height of own wt load, action response is quick again, die change, pendulum parallactic angle degree accuracy height, turn to the die head lifting to keep away a mechanism at the wire bending machine die change that cylinder thrust is big, shearing force is big, volume is little simultaneously.
Design: in order to realize above-mentioned purpose of design.1, two die heads do not have relative displacement with two splined shafts respectively and are connected, and touch mutually with the stage clip lower end splined shaft bottom, and the stage clip upper end is touched mutually with the interior step of main shaft and driven the design that splined shaft moves down, and is one of technical characterictic of the present utility model.The purpose of doing like this is: step makes stage clip be in compressive state for a long time in the main shaft, forces splined shaft to be in retracted state for a long time, and when the die head that needs work goes to the station center, oil cylinder or cylinder are with splined shaft and the related jack-up of die head, and stage clip is compressed once more; When needs die change or die head turn to, oil cylinder or cylinders retract, the related die head of splined shaft descends under stage clip elastic force, thereby keeps away bit motion.2, swing arm does not have relative displacement with curved line Power Drive Unit and is connected, and an end of swing arm and connecting rod flexibly connects, and the design that the other end of connecting rod and swing arm flexibly connect is two of a technical characterictic of the present utility model.The purpose of doing like this is: two swing arms connect by connecting rod, can realize two swing arms synchronous swing and corresponding fast.3, swing arm does not have the design that relative displacement is connected with the rotating shaft of numerical control angle-differentiated device, is three of technical characterictic of the present utility model.The purpose of doing like this is: by the calibration control of numerical control angle-differentiated device, can improve die change, pendulum parallactic angle degree accuracy, realize any angular position stop.4, transmission device is based on worm gear case, and worm screw is by bearing block support and do not have axial displacement, and drives the design of two worm gears simultaneously, is four of technical characterictic of the present utility model.The purpose of doing like this is: two worm gears have been guaranteed the synchronization action of worm screw by same worm drive, have avoided asynchronous transmission to be difficult to reach the shortcoming of synchronization action.5, two worm gears do not have relative displacement with main shaft and are connected, wounded in the battle key in the main shaft, spline in splined shaft and the main shaft is connected, main shaft and worm gear case are by the bearing supporting and do not have axial displacement, two bending die heads do not have the design that relative displacement is connected with two splined shafts respectively, are five of technical characterictics of the present utility model.The purpose of doing like this is: two worm gears rotate the drive main shaft synchronously, main shaft by with two splined shafts between spline be connected and drive two splined shafts and rotate synchronously, finally reach the Synchronous Bending action of two bending die heads.7, fixedly shear(ing) die is fixed on the main body, and main body is seven of a technical characterictic of the present utility model directly as the design of cylinder block.The purpose of doing like this is: reduced the volume of oil cylinder, alleviated the load of head, thereby improved wire rod processing and forming efficient.8, movable shear(ing) die does not have relative displacement with movable die holder and is connected, movable die holder does not have relative displacement with piston rod and is connected, oil pocket that logical hydraulic fluid port in the main body is attached thereto and oil pocket are communicated with, and the design that oil pocket that logical hydraulic fluid port is attached thereto and oil pocket are communicated with is eight of a technical characterictic of the present utility model.The purpose of doing like this is: when leading to the hydraulic fluid port oil-feed, after the oil circuit distribution, the oil-feed simultaneously of oil pocket and oil pocket promotes piston and piston rod case and moves left, and realizes cutting off displacement action; When logical hydraulic fluid port oil-feed, after distributing with oil circuit, the oil-feed simultaneously of oil pocket and oil pocket realizes cutting off returning action.
Technical scheme: working handpiece of numerical control wire bending machine, it comprises working handpiece of numerical control wire bending machine, die change in the described numerical control wire bending machine, turn to the die head lifting to keep away two die heads in the mechanism not have relative displacement with two splined shafts respectively and be connected, touch mutually with the stage clip lower end splined shaft bottom, and the stage clip upper end is touched mutually and driven splined shaft with the interior step of main shaft and moves down; Swing arm in numerical control wire bending machine bending die head transposition in the described numerical control wire bending machine, the pendulum position mechanism does not have relative displacement with curved line Power Drive Unit and is connected, one end of swing arm and connecting rod flexibly connects, the other end of connecting rod and swing arm flexibly connect, and swing arm does not have relative displacement with the rotating shaft of numerical control angle-differentiated device and is connected; Transmission device in the described numerical control wire bending machine is based on worm gear case, worm screw is by bearing block support and do not have axial displacement, and drive two worm gears simultaneously, two worm gears do not have relative displacement with main shaft and are connected, wounded in the battle key in the main shaft, spline in splined shaft and the main shaft is connected, and main shaft and worm gear case support by bearing and do not have axial displacement, and two bending die heads do not have relative displacement with two splined shafts respectively and are connected; The fixedly shear(ing) die that numerical control wire bending machine wire rod in the described numerical control wire bending machine cuts off in the oil cylinder is fixed on the main body, main body is directly as cylinder block, movable shear(ing) die does not have relative displacement with movable die holder and is connected, movable die holder does not have relative displacement with piston rod and is connected, oil pocket that logical hydraulic fluid port in the main body is attached thereto and oil pocket are communicated with, and oil pocket that logical hydraulic fluid port is attached thereto and oil pocket are communicated with.
The utility model is compared with background technology, and the one, the numerical control wire bending machine die change, to turn to the die head lifting to keep away a mechanism succinctly reliable, compact conformation, the own wt load is light, wire rod shaping efficiency height; The 2nd, numerical control wire bending machine bending die head replaces, a kind of action response of pendulum position mechanism is quick, die change, pendulum parallactic angle degree accuracy height; The 3rd, compact conformation, the own wt load is light, wire rod shaping efficiency height; The 4th, same pressure source, numerical control wire bending machine wire rod cut-out cylinder thrust is big, and shearing force is big, and volume is little, and the own wt load is light, thereby has alleviated the head load, has improved wire rod processing and forming efficient.
Description of drawings
Fig. 1 is the wire bending machine die change, turns to the die head lifting to keep away the structural representation of a mechanism.
Fig. 2 is the structural representation of the transposition of numerical control wire bending machine bending die head, pendulum position mechanism.
Fig. 3 is that the A of Fig. 2 is to structural representation.
Fig. 4 is the structural representation of numerical control wire bending machine (broken line machine) transmission device.
Fig. 5 is that the A of Fig. 4 is to structural representation.
Fig. 6 is the structural representation that the numerical control wire bending machine wire rod cuts off oil cylinder.
Fig. 7 is the structural representation when leading to the hydraulic fluid port oil-feed.
Fig. 8 is the structural representation when leading to the hydraulic fluid port oil-feed.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1～8.Working handpiece of numerical control wire bending machine, it comprises working handpiece of numerical control wire bending machine, wire bending machine die change in the described numerical control wire bending machine, turn to the die head lifting to keep away two die head 1-1 in the mechanism not have relative displacement with two splined shaft 1-2 respectively and be connected, splined shaft 1-2 touches mutually with stage clip 1-3 lower end the bottom, and stage clip 1-3 upper end is touched and driven splined shaft 1-2 mutually with the interior step of main shaft and moves down.When the die head 1-1 that needs work goes to the station center, piston head 1-4 is with splined shaft and the related jack-up of die head 1-1 among oil cylinder or the cylinder 1-5, and stage clip 1-3 is compressed once more; When needs die change or die head 1-1 turn to, the piston head 1-4 withdrawal among oil cylinder or the cylinder 1-5, the related die head 1-1 of splined shaft 1-2 descends under stage clip 1-3 elastic force, thereby keeps away bit motion.
Numerical control wire bending machine bending die head transposition in the described numerical control wire bending machine, pendulum position mechanism, swing arm 2-1 does not have relative displacement with curved line Power Drive Unit 2-2 and is connected, the end of swing arm 2-1 and connecting rod 2-3 flexibly connects, the other end of connecting rod 2-3 and swing arm 2-4 flexibly connect, swing arm 2-4 and the rotating shaft of numerical control angle-differentiated device 2-5 do not have that relative displacement is connected and the calibration control by numerical control angle-differentiated device, can improve die change, pendulum parallactic angle degree accuracy, realize any angular position stop.
Transmission device in the described numerical control wire bending machine is based on worm gear case 3-1, worm screw 3-2 is by bearing block 3-3 supporting and do not have axial displacement, and drive two worm gear 3-4 simultaneously, two worm gear 3-4 do not have relative displacement with main shaft 3-5 and are connected, wounded in the battle key in the main shaft 3-5, spline in splined shaft 3-6 and the main shaft 3-5 is connected, and main shaft 3-5 and worm gear case 3-1 support by bearing and do not have axial displacement, and two bending die head 3-7 do not have relative displacement with two splined shaft 3-6 respectively and are connected.
The fixedly shear(ing) die 4-1 that numerical control wire bending machine wire rod in the described numerical control wire bending machine cuts off in the oil cylinder is fixed on the main body 4-2, main body 4-2 is directly as cylinder block, movable shear(ing) die does not have relative displacement with movable die holder 4-3 and is connected, movable die holder 4-3 does not have relative displacement with piston rod 4-4 and is connected, oil pocket 4-6 that logical hydraulic fluid port 4-5 in the main body 4-2 is attached thereto and oil pocket 4-7 are communicated with, and oil pocket 4-9 and oil pocket 4-10 that logical hydraulic fluid port 4-8 is attached thereto are communicated with.
What need understand is: though the foregoing description is to the utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than to the restriction of utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection domain of the present utility model.
Claims (1)
1. working handpiece of numerical control wire bending machine, it comprises working handpiece of numerical control wire bending machine, it is characterized in that: the die change in the described numerical control wire bending machine, turn to the die head lifting to keep away two die heads in the mechanism not have relative displacement with two splined shafts respectively and be connected, touch mutually with the stage clip lower end splined shaft bottom, and the stage clip upper end is touched mutually and driven splined shaft with the interior step of main shaft and moves down; Swing arm in numerical control wire bending machine bending die head transposition in the described numerical control wire bending machine, the pendulum position mechanism does not have relative displacement with curved line Power Drive Unit and is connected, one end of swing arm and connecting rod flexibly connects, the other end of connecting rod and swing arm flexibly connect, and swing arm does not have relative displacement with the rotating shaft of numerical control angle-differentiated device and is connected; Transmission device in the described numerical control wire bending machine is based on worm gear case, worm screw is by bearing block support and do not have axial displacement, and drive two worm gears simultaneously, two worm gears do not have relative displacement with main shaft and are connected, wounded in the battle key in the main shaft, spline in splined shaft and the main shaft is connected, and main shaft and worm gear case support by bearing and do not have axial displacement, and two bending die heads do not have relative displacement with two splined shafts respectively and are connected; The fixedly shear(ing) die that numerical control wire bending machine wire rod in the described numerical control wire bending machine cuts off in the oil cylinder is fixed on the main body, main body is directly as cylinder block, movable shear(ing) die does not have relative displacement with movable die holder and is connected, movable die holder does not have relative displacement with piston rod and is connected, oil pocket that logical hydraulic fluid port in the main body is attached thereto and oil pocket are communicated with, and oil pocket that logical hydraulic fluid port is attached thereto and oil pocket are communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202989836U CN201572861U (en) | 2009-12-19 | 2009-12-19 | Numerically controlled wire bending machine operating head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202989836U CN201572861U (en) | 2009-12-19 | 2009-12-19 | Numerically controlled wire bending machine operating head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201572861U true CN201572861U (en) | 2010-09-08 |
Family
ID=42692741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202989836U Expired - Lifetime CN201572861U (en) | 2009-12-19 | 2009-12-19 | Numerically controlled wire bending machine operating head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201572861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185465A (en) * | 2011-05-16 | 2011-09-14 | 张家界长兴汽车电器有限公司 | Novel bracket for rectifier bridge of automotive generator |
| CN101733344B (en) * | 2009-12-19 | 2012-07-04 | 浙江博雷重型机床制造有限公司 | Working handpiece of numerical control wire bending machine |
-
2009
- 2009-12-19 CN CN2009202989836U patent/CN201572861U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101733344B (en) * | 2009-12-19 | 2012-07-04 | 浙江博雷重型机床制造有限公司 | Working handpiece of numerical control wire bending machine |
| CN102185465A (en) * | 2011-05-16 | 2011-09-14 | 张家界长兴汽车电器有限公司 | Novel bracket for rectifier bridge of automotive generator |
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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: 20100908 Effective date of abandoning: 20091219 |