CN202701070U - Auxiliary driving device for pipe-bending machine - Google Patents
Auxiliary driving device for pipe-bending machine Download PDFInfo
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- CN202701070U CN202701070U CN 201220401531 CN201220401531U CN202701070U CN 202701070 U CN202701070 U CN 202701070U CN 201220401531 CN201220401531 CN 201220401531 CN 201220401531 U CN201220401531 U CN 201220401531U CN 202701070 U CN202701070 U CN 202701070U
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- auxiliary
- oil cylinder
- auxiliary driving
- pushes away
- auxiliary push
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Abstract
The utility model discloses an auxiliary driving device for a pipe-bending machine. The auxiliary driving device is arranged on a rack of the pipe-bending machine and is arranged behind a pipe-bending die. The auxiliary driving device comprises an auxiliary driving die sleeve, an auxiliary driving plate, an auxiliary driving connection block and an auxiliary driving oil cylinder. An axis of the auxiliary driving oil cylinder is arranged horizontally. The auxiliary driving oil cylinder penetrates through the auxiliary driving die sleeve. A cylinder body of the auxiliary driving oil cylinder is fixedly connected with one side, close to the pipe-bending die, of the auxiliary driving die sleeve. The auxiliary driving connection block is fixed on a piston rod of the auxiliary driving oil cylinder. The auxiliary driving plate and the auxiliary driving connection block are fixedly connected and driven to move in a reciprocating mode by the auxiliary driving oil cylinder along the horizontal direction. The cantilever force acting on the auxiliary driving oil cylinder of the auxiliary driving device is small, and therefore the auxiliary driving device has the advantages of being long in service life, stable in operation and high in pipe-bending accuracy.
Description
Technical field
The utility model relates to a kind of auxiliary pull apparatus, refers to especially the auxiliary pull apparatus of using on a kind of bending machine.
Background technology
The auxiliary pull apparatus of bending machine is the vitals on the bending machine, after the steel pipe charging, the position to be curved of steel pipe enters into the bending die position of bending machine, clamp rotation by inside and outside bending die, the rear at steel pipe this moment position to be curved needs the auxiliary steel pipe promotion steel pipe that compresses of auxiliary pull apparatus to move forward, auxiliary pull apparatus can prevent the steel pipe skew, guarantees the bend pipe precision of steel pipe.
The auxiliary pull apparatus of bending machine mainly comprises the auxiliary die sleeve that pushes away at present, auxiliary push pedal, auxiliary contiguous block and the auxiliary push oil cylinder of pushing away, the described auxiliary dynamic device of die sleeve that pushes away drives and can move to vertical plane with steel shaft, the cylinder body of auxiliary push oil cylinder then is to be fixed on the auxiliary rearward end that pushes away die sleeve, piston rod passes forward auxiliary pushing away and connects the auxiliary contiguous block that pushes away behind the die sleeve, the auxiliary contiguous block that pushes away is connected with auxiliary push pedal again, the auxiliary contiguous block that pushes away with syndeton between the auxiliary push pedal is: an auxiliary end that pushes away contiguous block is connected with the piston rod bolt, the end of the other end and the downside of auxiliary push pedal are close to, then twist to the auxiliary end that pushes away contiguous block downwards from the upper side of auxiliary push pedal by bolt, like this when needs carry out auxiliary pushing away to steel pipe, power set drive the auxiliary die sleeve that pushes away and move along the steel pipe radial direction, make auxiliary push pedal compress steel pipe, then the auxiliary push pedal auxiliary pushing of auxiliary push oil cylinder action drives steel pipe moves forward.There are 2 deficiencies in said structure: 1. because the cylinder body of auxiliary push oil cylinder is to be fixed on the auxiliary rearward end that pushes away die sleeve, therefore, auxiliary push oil cylinder has consisted of cantilever design with respect to the auxiliary die sleeve that pushes away, the unbalance stress of auxiliary like this push oil cylinder, easy and horizontal direction is offset, so not only affected the service life of auxiliary push oil cylinder, and auxiliary push oil cylinder drives auxiliary push pedal campaign and also have some setbacks, may affect the bend pipe precision; 2. because the auxiliary bolt that pushes away between contiguous block and the auxiliary push pedal is to be screwed under the upper side picture of auxiliary push pedal in the auxiliary end that pushes away contiguous block, therefore, easy and the horizontal direction generation deviation of auxiliary push pedal, cause the depth of parallelism of the piston rod of auxiliary push pedal and auxiliary cylinder to descend, cause equally auxiliary push pedal operation not smooth, affect the bend pipe precision.
The utility model content
Technical problem to be solved in the utility model is: a kind of bending machine auxiliary pull apparatus is provided, and the cantilever force that the auxiliary push oil cylinder of this auxiliary pull apparatus is subject to is little, thereby longer service life is moved more steadily, improves the bend pipe precision.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of bending machine auxiliary pull apparatus, described auxiliary pull apparatus is installed on the bending machine frame and is positioned at the rear of bending die, comprise the auxiliary die sleeve that pushes away, auxiliary push pedal, auxiliary contiguous block and the auxiliary push oil cylinder of pushing away, the axis horizontal of described auxiliary push oil cylinder is arranged, described auxiliary push oil cylinder runs through the described auxiliary die sleeve that pushes away, the cylinder body of described auxiliary push oil cylinder is fixedly connected with an auxiliary side that pushes away the close bending die of die sleeve, described auxiliary pushing away on the piston rod that contiguous block is fixed in described auxiliary push oil cylinder, described auxiliary push pedal is fixedly connected with and drives horizontal direction by auxiliary push oil cylinder and move back and forth with the auxiliary contiguous block that pushes away.
As a kind of preferred scheme, the described auxiliary die sleeve that pushes away is provided with installing hole with the steel pipe axially parallel, described auxiliary push oil cylinder penetrating mounting holes, and the lower hole wall of described installing hole supports auxiliary push oil cylinder.
As a kind of preferred scheme, a described auxiliary end that pushes away contiguous block is fixedly connected with the piston rod end of auxiliary push oil cylinder by screw; The described auxiliary contiguous block other end that pushes away vertically inserts in the jack of auxiliary push pedal, and the described auxiliary insertion position of contiguous block that pushes away is near the end of auxiliary push pedal, and the end of described auxiliary push pedal is provided with the fastening described auxiliary bolt that pushes away contiguous block.
After having adopted technique scheme, effect of the present utility model is: because the axis horizontal of described auxiliary push oil cylinder is arranged, described auxiliary push oil cylinder runs through the described auxiliary die sleeve that pushes away, the cylinder body of described auxiliary push oil cylinder is fixedly connected with an auxiliary side that pushes away the close bending die of die sleeve, described auxiliary pushing away on the piston rod that contiguous block is fixed in described auxiliary push oil cylinder, described auxiliary push pedal is fixedly connected with by the reciprocating motion of auxiliary push oil cylinder driving horizontal direction with the auxiliary contiguous block that pushes away, the cylinder body that is to say auxiliary push oil cylinder is to run through auxiliary to push away die sleeve and be fixed on the auxiliary front end that pushes away die sleeve, like this, reduced the suffered cantilever force of auxiliary push oil cylinder, increase the service life, and auxiliary push oil cylinder is difficult for skew, guarantee the piston rod level run of auxiliary push oil cylinder, guarantee the level run precision of auxiliary push pedal, improve the bend pipe precision.
Again because the described auxiliary die sleeve that pushes away is provided with installing hole with the steel pipe axially parallel, described auxiliary push oil cylinder penetrating mounting holes, the lower hole wall of described installing hole supports auxiliary push oil cylinder, therefore, lower hole wall by installing hole supports auxiliary push oil cylinder, and like this, the suffered cantilever force of auxiliary push oil cylinder is less, the piston rod operation of auxiliary push oil cylinder is more steady, improves the precision better effects if of bend pipe.
Be fixedly connected with the piston rod end of auxiliary push oil cylinder by screw owing to a described auxiliary end that pushes away contiguous block again; The described auxiliary contiguous block other end that pushes away vertically inserts in the jack of auxiliary push pedal, the described auxiliary insertion position of contiguous block that pushes away is near the end of auxiliary push pedal, the end of described auxiliary push pedal is provided with the fastening described auxiliary bolt that pushes away contiguous block, therefore, the direction that is screwed into of bolt is screwed into by the end of auxiliary push pedal, and this power that is screwed into can't make auxiliary push pedal occurred level skew, can guarantee like this depth of parallelism between auxiliary push pedal and the auxiliary push oil cylinder, the operation that guarantees auxiliary push pedal is smooth and easy, improves the bend pipe precision.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structure cutaway view of the background technology of the utility model embodiment;
Fig. 2 is the structure cutaway view of the utility model embodiment;
In the accompanying drawing: 1. auxiliary push pedal; 2. auxiliary push oil cylinder; 21. cylinder body; 22. piston rod; 3. the auxiliary die sleeve that pushes away; 31. front end face; 32. rear end face; 4. the auxiliary contiguous block that pushes away; 5. bolt.
The specific embodiment
Below by specific embodiment the utility model is described in further detail.
Fig. 1 has indicated the structure cutaway view of the auxiliary pull apparatus of present bending machine, comprise the auxiliary die sleeve 3 that pushes away, auxiliary push oil cylinder 2, auxiliary push pedal 1, the auxiliary contiguous block 4 that pushes away, the auxiliary die sleeve 3 that pushes away is to be driven by power set (not indicating among the figure), along the steel pipe radial action, make auxiliary push pedal 1 compression or unclamp steel pipe, the auxiliary hole that is provided with a horizontal direction in the die sleeve 3 that pushes away, the piston rod 22 that this hole can hold auxiliary push oil cylinder 2 passes, the cylinder body 21 of auxiliary push oil cylinder 2 is fixed on the auxiliary rear end face 32 that pushes away die sleeve 3,22 in piston rod passes in the auxiliary hole that pushes away die sleeve 3, seemingly be the orientation determination of advancing according to steel pipe for the front-end and back-end of mentioning in the utility model, steel shaft is front end to the direction of advancing, otherwise is the rear end.The auxiliary contiguous block 4 that pushes away is fixedly connected with the end of piston rod 22, and the auxiliary upper surface that pushes away contiguous block 4 contacts with the downside of auxiliary push pedal 1, then has vertical screw in the auxiliary push pedal 1, and bolt 5 from top to bottom is screwed into fixes auxiliary push pedal 1 and the auxiliary contiguous block 4 that pushes away.Bolt 5 after being screwed into is certainly to the downward active force of this link one of auxiliary push pedal 1, affected like this depth of parallelism of auxiliary push pedal 1 and auxiliary push oil cylinder 2, and the operation of auxiliary push pedal 1 is smooth and easy not, has also affected the bend pipe precision of bending machine.And auxiliary push oil cylinder 2 is to be fixed on the auxiliary rear end face 32 that pushes away die sleeve 3, the cylinder body 21 of auxiliary push oil cylinder 2 can be subject to larger cantilever force, like this, auxiliary push oil cylinder 2 may be offset, and has affected auxiliary push pedal 1 and the depth of parallelism of auxiliary push oil cylinder 2 and the service life of auxiliary push oil cylinder 2.
As shown in Figure 2, a kind of bending machine auxiliary pull apparatus, described auxiliary pull apparatus is installed on the bending machine frame and is positioned at the rear of bending die, comprise the auxiliary die sleeve 3 that pushes away, auxiliary push pedal 1, auxiliary contiguous block 4 and the auxiliary push oil cylinder 2 of pushing away, the axis horizontal of described auxiliary push oil cylinder 2 is arranged, described auxiliary push oil cylinder 2 runs through the described auxiliary die sleeve 3 that pushes away, the cylinder body 21 of described auxiliary push oil cylinder 2 is fixedly connected with an auxiliary side (being front end face 31) that pushes away die sleeve 3 close bending dies, described auxiliary pushing away on the piston rod 22 that contiguous block 4 is fixed in described auxiliary push oil cylinder 2, described auxiliary push pedal 1 is fixedly connected with and drives horizontal directions by auxiliary push oil cylinder 2 and move back and forth with the auxiliary contiguous block 4 that pushes away.
Wherein, in order to make the suffered cantilever force of auxiliary push oil cylinder 2 minimum, the described auxiliary die sleeve 3 that pushes away is provided with installing hole with the steel pipe axially parallel, described auxiliary push oil cylinder 2 penetrating mounting holes, and the lower hole wall of described installing hole supports auxiliary push oil cylinder 2.Like this, the support force that the lower hole wall of installing hole can a pair of auxiliary push oil cylinder 2 one makes progress, thus reduced its suffered cantilever force.
A described auxiliary end that pushes away contiguous block 4 is fixedly connected with piston rod 22 ends of auxiliary push oil cylinder 2 by screw; Described auxiliary contiguous block 4 other ends that push away vertically insert in the jack of auxiliary push pedal 1, and the described auxiliary insertion position of contiguous block 4 that pushes away is near the end of auxiliary push pedal 1, and the end of described auxiliary push pedal 1 is provided with the fastening described auxiliary bolt 5 that pushes away contiguous block 4.
Operation principle of the present utility model is: bending machine is when bend pipe, and power set drive auxiliary die sleeve 3 actions that push away, and drive the steel pipe that auxiliary push pedal 1 compresses the bending die rear, and auxiliary push oil cylinder 2 actions promote auxiliary push pedal 1 and move horizontally, thereby realize the auxiliary effect that pushes away steel pipe.
In sum, auxiliary pull apparatus of the present utility model can prolong the service life of auxiliary push oil cylinder 2, guarantees the depth of parallelism of auxiliary push pedal 1 and auxiliary push oil cylinder 2 always, improves the precision of bend pipe.
Claims (3)
1. bending machine auxiliary pull apparatus, described auxiliary pull apparatus is installed on the bending machine frame and is positioned at the rear of bending die, comprise auxiliary die sleeve, auxiliary push pedal, auxiliary contiguous block and the auxiliary push oil cylinder of pushing away of pushing away, it is characterized in that: the axis horizontal of described auxiliary push oil cylinder is arranged, described auxiliary push oil cylinder runs through the described auxiliary die sleeve that pushes away, the cylinder body of described auxiliary push oil cylinder is fixedly connected with an auxiliary side that pushes away the close bending die of die sleeve, described auxiliary pushing away on the piston rod that contiguous block is fixed in described auxiliary push oil cylinder, described auxiliary push pedal is fixedly connected with and drives horizontal direction by auxiliary push oil cylinder and move back and forth with the auxiliary contiguous block that pushes away.
2. a kind of bending machine auxiliary pull apparatus as claimed in claim 1 is characterized in that: the described auxiliary die sleeve that pushes away is provided with installing hole with the steel pipe axially parallel, described auxiliary push oil cylinder penetrating mounting holes, and the lower hole wall of described installing hole supports auxiliary push oil cylinder.
3. a kind of bending machine auxiliary pull apparatus as claimed in claim 1 or 2, it is characterized in that: a described auxiliary end that pushes away contiguous block is fixedly connected with the piston rod end of auxiliary push oil cylinder by screw; The described auxiliary contiguous block other end that pushes away vertically inserts in the jack of auxiliary push pedal, and the described auxiliary insertion position of contiguous block that pushes away is near the end of auxiliary push pedal, and the end of described auxiliary push pedal is provided with the fastening described auxiliary bolt that pushes away contiguous block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220401531 CN202701070U (en) | 2012-08-07 | 2012-08-07 | Auxiliary driving device for pipe-bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220401531 CN202701070U (en) | 2012-08-07 | 2012-08-07 | Auxiliary driving device for pipe-bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202701070U true CN202701070U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220401531 Expired - Fee Related CN202701070U (en) | 2012-08-07 | 2012-08-07 | Auxiliary driving device for pipe-bending machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN202701070U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773319A (en) * | 2012-08-07 | 2012-11-14 | 张家港市华舜机械制造有限公司 | Auxiliary push device of pipe bender |
| CN104475515A (en) * | 2014-09-26 | 2015-04-01 | 张家港市华舜机械制造有限公司 | Pipe bending device of pipe bending machine applied for molding heat transferring tube of nuclear power evaporator |
| CN105750384A (en) * | 2016-05-16 | 2016-07-13 | 安徽德系重工科技有限公司 | Improved inner-pushing type clamping device for numerical control tube bending machine |
-
2012
- 2012-08-07 CN CN 201220401531 patent/CN202701070U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773319A (en) * | 2012-08-07 | 2012-11-14 | 张家港市华舜机械制造有限公司 | Auxiliary push device of pipe bender |
| CN104475515A (en) * | 2014-09-26 | 2015-04-01 | 张家港市华舜机械制造有限公司 | Pipe bending device of pipe bending machine applied for molding heat transferring tube of nuclear power evaporator |
| CN104475515B (en) * | 2014-09-26 | 2016-05-18 | 张家港市华舜机械制造有限公司 | A kind of swan neck system of the bending machine for the moulding of nuclear power evaporator heat-transfer pipe |
| CN105750384A (en) * | 2016-05-16 | 2016-07-13 | 安徽德系重工科技有限公司 | Improved inner-pushing type clamping device for numerical control tube bending machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20170807 |