CN210172259U - Single-head pipe bending machine - Google Patents

Abstract

The utility model discloses a single-head pipe bender, which is mainly applied to the manufacturing of refrigeration equipment frames or pipelines, including the board, square piece, the axis of rotation of pegging graft in square piece, cup joint the rotation platform of connection in the axis of rotation, first drive assembly, first clamping part, the second clamping part, a plurality of arcs have all been seted up along vertical direction level in the relative one side department of first clamping part and second clamping part, the subassembly of buckling is installed on the upper portion of rotation platform, the subassembly of buckling includes the rolling disc, place the mouth, the initiative mould, install the follow movable mould on rotating the platform, the initiative mould is vertical the range of a lateral wall department from the movable mould relatively has the first semicircular groove that a plurality of levels set up, the second semicircular groove has all been seted up in the relative first semicircular groove department of driven mould, all be provided with the subassembly of placing on the follow movable mould, all be provided with the second drive assembly that the structure is the same bottom from movable mould and second clamping part. The utility model discloses have many tubular products that can once bend, the efficiency of return bend is higher, the higher effect of work efficiency.

Description

Single-head pipe bending machine

Technical Field

The utility model belongs to the technical field of the pipe-line machining technique and specifically relates to a single-end bending machine is related to.

Background

At present, a pipe bending machine is a machine for bending pipes, and is roughly divided into a numerical control pipe bending machine, a hydraulic pipe bending machine and the like, the hydraulic pipe bending machine has the advantages of reasonable structure, safety in use, convenience in operation, reasonable price, quickness in assembly and disassembly, convenience in carrying, one machine with multiple purposes and the like, and is mainly used for installing and repairing pipelines in factories, warehouses, docks, buildings, railways, automobiles and the like.

Currently, chinese utility model patent that bulletin number is CN206810921U discloses a hydraulic pipe bender, which comprises a worktable, be fixed with the clamping part that is used for the centre gripping steel pipe on the board, it is provided with the kink still to rotate on the board, the kink includes driving mould and driven mould, be formed with the die cavity between driving mould and the driven mould, just the board internal fixation has hydro-cylinder two, the clamping part is including pressing from both sides mould one and pressing from both sides mould two, be equipped with positioning mechanism on board and the revolving stage separately, positioning mechanism includes the sliding plate, the equal fixedly connected with hydro-cylinder one of sliding plate, be equipped with the gear in the board, the correspondence is equipped with the rack in the board, the one end fixed connection hydro-cylinder two of rack.

The above prior art solutions have the following drawbacks: the pipe bender can only bend one pipe at a time, the pipe bending efficiency is low, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a single-end bending machine can once bend many tubular products, and the efficiency of return bend is higher, and work efficiency is higher.

The above technical purpose of the present invention can be achieved by the following technical solutions: a single-head pipe bending machine comprises a machine table, a square block fixedly connected to one side of the machine table, a rotating shaft vertically inserted in the square block, a rotating table connected to the rotating shaft in a sleeved mode, a first driving assembly for driving the rotating table to rotate, a first clamping portion installed on the machine table and used for clamping a steel pipe, and a second clamping portion installed on the machine table and symmetrical to the first clamping portion, wherein a plurality of arc-shaped grooves are horizontally formed in one side, opposite to the first clamping portion, of the first clamping portion and the second clamping portion, the upper portion of the rotating table is provided with a bending assembly, the bending assembly comprises a rotating disc vertically sleeved on the rotating shaft, a placing opening formed in the rotating disc, a main moving die fixedly connected to one side of the rotating disc, a secondary moving die installed on the rotating table and used in cooperation with the main moving die, and a plurality of first semicircular grooves horizontally arranged are vertically arranged in one side wall of the main moving die relative to the, second semicircular grooves are formed in the positions, relative to the first semicircular grooves, of the driven die, placing components are arranged between the two second semicircular grooves on the driven die, and second driving components with the same structures are arranged at the bottoms of the driven die and the second clamping parts.

By adopting the technical scheme, when the steel pipe bending machine is used, one end of the steel pipe is placed between the first clamping part and the second clamping part, the other end of the steel pipe is placed between the driving die and the driven die, the steel pipe is acted by the placing component, so that the steel pipe is placed relatively stably relative to the driving film and the driven film and cannot fall off, the second clamping part is moved to one side of the first clamping part by the second driving component, the driven die moves to one side of the driving film to clamp the steel pipe, the first driving component is driven to rotate the rotating table, the steel pipe is bent, and a plurality of bent steel pipes can be formed at one time due to the fact that the plurality of first semicircular grooves and the plurality of second circular grooves are vertically arranged; a plurality of pipes can be bent at one time, the pipe bending efficiency is high, and the working efficiency is high.

The utility model discloses further set up to, place the subassembly including set up at the relative initiative mould one side of follow movable mould first installing port, set up in the second installing port that first installing port lower part and first installing port link up, place at the intraoral sliding plate of first installing port, the one end of sliding plate stretch out outside first installing port and with the lateral wall butt of initiative mould, the length of seting up of first installing port is greater than the length of seting up of second installing port, the lateral wall department that the initiative mould was kept away from to the second installing port has placed the first riser, the bottom fixedly connected with of sliding plate and the second riser of initiative mould lateral wall butt, pass through spring coupling between first riser and the second riser, first installing port and second installing port all set up with second half slot interval.

Through adopting above-mentioned technical scheme, during the use, the upper portion at the sliding plate is placed to the steel pipe, second drive assembly drive driven mould is close to initiative mould one side, make the second riser be close to first riser one side, the spring compression, make the sliding plate be located first installation mouth, the initiative mould is laminated with the driven mould, just make the steel pipe be located between initiative mould and the driven mould, avoid needing the staff to support the steel pipe, when the initiative mould is kept away from the driven mould, the spring stretches out, make the lateral wall of sliding plate laminate with the lateral wall of initiative mould all the time, integral connection is better.

The utility model discloses further set up to, the sliding plate is close to the equal fixedly connected with of one side department of initiative mould and inserts the piece, the inserting groove has been seted up to the relative piece department of inserting of initiative mould.

Through adopting above-mentioned technical scheme, because the sliding plate slides in first installation mouth, the steel pipe is placed and probably is made the sliding plate take place to deform on the sliding plate, sets up the grafting piece, makes the one end of sliding plate peg graft in the inserting groove, avoids the sliding plate to take place to deform, and is whole comparatively stable.

The utility model discloses further set up to, the equal fixedly connected with arc strip of one side department of first installing port is kept away from to the inserted block, the mounting groove has been seted up from one side department of movable mould to the inserted groove is kept away from.

Through adopting above-mentioned technical scheme, set up the arc, when making the grafting piece insert the inserting groove, slide to the inserting groove that the inclined plane that receives the arc can be smooth, set up the mounting groove, be convenient for place the arc strip.

The utility model discloses further set up to, the up end of sliding plate is close to the equal fixedly connected with butt ball of one side department of active mould, all set up the standing groove that supplies the butt ball to slide in from one side department of movable mould.

Through adopting above-mentioned technical scheme, place the steel pipe in driven mould, the lateral wall and the sliding plate butt of steel pipe set up the butt ball, make the steel pipe not with the sliding plate butt, avoid the steel pipe to take place to remove, and is whole comparatively stable.

The utility model discloses further set up to, first drive assembly includes that fixed connection board keeps away from first cylinder, the fixed connection that the second clamping part level set up and is close to the first rack that rotates platform one side department at first cylinder tip, fixed connection place on the board place the basket of placing, fix the epaxial gear of cover in the axis of rotation that fixed connection is used for supporting first rack on the fixed plate.

By adopting the technical scheme, when the device is used, one end of the steel pipe is placed between the first clamping part and the second clamping part, the other end of the steel pipe is placed between the driving die and the driven die, then the first cylinder is opened, the telescopic rod of the first cylinder is retracted, the first rack slides to one side of the machine table, the first rack slides and simultaneously drives the gear to rotate, and the gear rotates to drive the rotating shaft to rotate, so that the rotating machine table rotates along the rotating shaft; the telescopic link that sets up the placing basket and avoid the cylinder takes place to control and rocks, and is whole comparatively stable.

The utility model discloses further set up to, the second drive assembly is including sliding the rectangle board on the revolving stage, fixed connection is kept away from the first installation piece of first clamping part lateral wall department at second clamping part, the second installation piece of fixed connection in first installation piece one side department, the third installation piece of slip on the rectangle board, threaded connection is at the screw rod between second installation piece and third installation piece, vertical threaded connection is at the third installation piece and place the bolt between the board, connect and promote the rectangle board at the revolving stage bottom and carry out gliding second cylinder.

Through adopting above-mentioned technical scheme, during the use, can rotate the screw rod according to the in service behavior, the screw rod is rotatory to make first installation piece slide relative to the frame, takes out the bolt, still can adjust the position of third mounting panel to adjust the distance between first clamping part and the second clamping part, open the second cylinder, alright make the second clamping part be close to first clamping part one side, will be located the steel pipe clamp between first clamping part and the second clamping part.

The utility model discloses further set up to, one side fixedly connected with of department that the revolving stage was kept away from to the board supplies steel pipe male to place the piece.

By adopting the technical scheme, the co-worker can insert one end of the steel pipe into the placing block and then place the steel pipe in the first clamping part and the active die.

To sum up, the utility model discloses following beneficial effect has:

1. a plurality of pipes can be bent at one time, the pipe bending efficiency is high, and the working efficiency is high;

2. when the steel pipe support is used, the steel pipe is placed on the upper portion of the sliding plate, the second driving assembly drives the driven die to approach one side of the driving die, the second vertical plate approaches one side of the first vertical plate, the spring is compressed, the sliding plate is located in the first installation opening, the driving die is attached to the driven die, the steel pipe is located between the driving die and the driven die, and the steel pipe is prevented from being supported by hands;

3. the insertion block is arranged, so that one end of the sliding plate is inserted into the insertion groove, the sliding plate is prevented from deforming, and the whole structure is stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural diagram illustrating a first driving assembly and a bending assembly according to an embodiment;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic structural diagram illustrating a placement assembly according to an embodiment.

Reference numerals: 1. a machine platform; 11. a first clamping portion; 12. a second clamping portion; 121. an arc-shaped slot; 13. placing the blocks; 2. a square block; 3. a rotating shaft; 4. a rotating table; 5. a first drive assembly; 51. a gear; 52. a first cylinder; 53. a first rack; 54. a fixing plate; 55. placing a basket; 6. a bending assembly; 61. rotating the disc; 62. a placement port; 63. a main moving die; 631. a first semicircular groove; 64. a slave moving die; 641. a second semi-circular groove; 7. a second drive assembly; 71. a rectangular plate; 711. a T-shaped slot; 712. a third mounting block; 713. a T-shaped block; 72. a first mounting block; 73. a second mounting block; 74. a screw; 75. a second cylinder; 8. placing the component; 81. a first mounting port; 82. a second mounting opening; 83. a sliding plate; 831. abutting the ball; 832. an insertion block; 833. inserting grooves; 834. an arc-shaped strip; 835. mounting grooves; 84. a first vertical plate; 85. a second vertical plate; 851. a spring; 86. and (6) placing the groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-2, for the utility model discloses a single-end pipe bending machine, including board 1, fixed connection square 2, the vertical axis of rotation 3 of pegging graft in square 2 of department in board 1 one side department, cup joint the rotation platform 4 of connection on axis of rotation 3, drive rotation platform 4 carries out pivoted first drive assembly 5.

Referring to fig. 2-3, a first clamping portion 11 is fixedly connected to a machine table 1 near a first driving assembly 5, a second clamping portion 12 is disposed on the machine table 1, the first clamping portion 11 is symmetrically disposed on the second clamping portion 12, a plurality of arc-shaped grooves 121 (shown in fig. 1) are horizontally disposed along a vertical direction on opposite sides of the first clamping portion 11 and the second clamping portion 12, a bending assembly 6 is disposed on an upper portion of the rotating table 4, the bending assembly 6 includes a rotating disc 61 vertically sleeved on the rotating shaft 3, a placing opening 62 (shown in fig. 1) formed on the rotating disc 61, a driving mold 63 fixedly connected to a position of the rotating disc 61, and a driven mold 64 mounted on the rotating table 4 and used in cooperation with the driving mold 63, a plurality of horizontally disposed first semicircular grooves 631 are vertically arranged on a side wall of the driving mold 63 opposite to the driven mold 64, and second semicircular grooves 641 are disposed on opposite sides of the driven mold 64 opposite to the first semicircular grooves 631, the steel pipe is horizontally placed in the first semicircular groove 631 and the first clamping part 11, and the driven die 64 and the second clamping part 12 are both provided with a second driving assembly 7 with the same structure at one side far away from the first clamping part 11.

Referring to fig. 3, describing the second drive assembly 7 installed at one side of the rotary table 4, the second drive assembly 7 includes a rectangular plate 71 slidably attached to the rotary table 4, a first mounting block 72 fixedly attached to one side of the slave mold 64 remote from the master mold 63, a second mounting block 73 fixedly attached to one side of the first mounting block 72 remote from the slave mold 64, a third mounting block 712 sliding on the rectangular plate 71, a T-shaped block 713 fixedly connected to the bottom of the third mounting block 712, and a T-shaped groove 711 provided on the upper end surface of the rectangle and used in cooperation with the T-shaped block 713, wherein a screw 74 penetrating into the second mounting block 73 is horizontally inserted into the third mounting block 712, the screw 74 is rotatably connected into the second mounting block 73, the third mounting block 712 is connected with the rectangular plate by a bolt, and a second cylinder 75 (shown in fig. 2) pushing the rectangular plate 71 to slide is provided at the bottom of the rotating table 4; when the clamping device is used, the screw 74 can be rotated according to the use condition, the position of the second mounting block 73 is adjusted, the distance between the first clamping part 11 and the second clamping part 12 is adjusted, and the second air cylinder 75 is started, so that the second clamping part 12 can be close to the first clamping part 11 side.

Referring to fig. 3-4, the driven die 64 is provided with a placing assembly 8 between the two second semicircular grooves 641, and the placing assembly 8 includes a first mounting opening 81, a second mounting opening 82, a sliding plate 83, a first vertical plate 84, a second vertical plate 85, and a spring 851. Two first mounting holes 81 are provided, and are both opened between the two second semicircular grooves 641; the second mounting port 82 is formed at the bottom of the first mounting port 81 and is communicated with the first mounting port 81; the sliding plate 83 slides in the first mounting hole 81, one part of the sliding plate 83, which is close to the main die 63, is abutted against the side wall of the main die 63, the opening length of the first mounting hole 81 is the same as the length of the sliding plate 83, and the length of the sliding plate 83 is larger than the distance between the main die 63 and the driven die 64; the first vertical plate 84 is vertically placed at the side wall of the second mounting opening 82 away from the main moving die 63; the second vertical plate 85 is fixedly connected to the bottom of the sliding plate 83 and abuts against the side wall of the driving die 63; the spring 851 is fixedly connected between the first riser 84 and the second riser 85; during the use, the steel pipe is placed in the upper portion of sliding plate 83, and driven mould 64 is close to driving die 63 one side, and second riser 85 is close to first riser 84 one side, and the compression of spring 851 makes sliding plate 83 be located first installing port 81, and driving die 63 and driven mould 64 laminating just make the steel pipe be located between driving die 63 and the driven mould 64, avoid needing the staff to support the steel pipe.

Referring to fig. 4, in order to further position the steel pipe on the upper portion of the sliding plate 83 and not move to one side of the driven die 64 (shown in fig. 3), a contact ball 831 is fixedly connected to the upper end surface of the sliding plate 83, and a placement groove 86 into which the contact ball 831 slides is opened at one side of the driven die 64.

Referring to fig. 1, in order to prevent the steel pipe from moving during bending, a placing block 13 is fixedly connected to one side of the machine table 1 far away from the rotating table 4, and the steel pipe is inserted into the placing block 13.

Referring to fig. 4, in order to stably connect the sliding plate 83 to the main die 63 and prevent the steel pipe from pressing down the sliding plate 83, the insertion block 832 is fixedly connected to both ends of the sliding plate 83 away from the sub die 64, and the insertion groove 833 into which the insertion block 832 is inserted is formed in the side wall of the main die 63. The equal fixedly connected with arc strip 834 of one side department that grafting piece 832 was kept away from movable mould 64, arc strip 834 horizontal setting, grafting groove 833 is kept away from one side department that follows movable mould 64 and is all offered the mounting groove 835 that is used for placing arc strip 834.

Referring to fig. 1-2, the first driving assembly 5 includes a gear 51 sleeved on the telescopic rod, a first cylinder 52 fixedly connected to a horizontal position at one side of the machine table 1, a first rack 53 fixedly connected to one side of the relative rotating table 4 at the end of the telescopic rod of the first cylinder 52 and engaged with the gear 51, a fixing plate 54 fixedly connected to the side wall of the machine table 1 at the bottom of the first rack 53, and a placing basket 55 fixedly connected to the upper end surface of the fixing plate 54 and sleeved outside the first rack 53.

This embodiment is when using, during the use, place steel pipe one end between first clamping part 11 and second clamping part 12, place the other end of steel pipe between initiative mould 63 and driven mould 64, the steel pipe receives the effect of placing subassembly 8, it is comparatively stable to make the steel pipe place for initiative mould 63 and driven mould 64, can not take place to drop, second drive assembly 7 moves second clamping part 12 to first clamping part 11 one side, driven mould 64 moves to initiative mould 63 one side, press from both sides the steel pipe tightly, drive first drive assembly 5, make revolving stage 4 take place to rotate, the steel pipe takes place to buckle.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a single-end bending machine, includes board (1), square piece (2) of fixed connection department in board (1) one side, vertical axis of rotation (3) of pegging graft in square piece (2), cup joints rotation platform (4), the drive of connecting on axis of rotation (3) and rotates platform (4) and carry out pivoted first drive assembly (5), its characterized in that: the steel pipe bending machine is characterized by further comprising a first clamping part (11) which is arranged on the machine table (1) and used for clamping a steel pipe, and a second clamping part (12) which is arranged on the machine table (1) and is symmetrical to the first clamping part (11), wherein a plurality of arc-shaped grooves (121) are horizontally formed in one side of the first clamping part (11) opposite to the second clamping part (12) along the vertical direction, a bending assembly (6) is arranged on the upper portion of the rotating table (4), the bending assembly (6) comprises a rotating disc (61) vertically sleeved on the rotating shaft (3), a placing opening (62) formed in the rotating disc (61), a driving die (63) fixedly connected to one side of the rotating disc (61), and a driven die (64) which is arranged on the rotating table (4) and matched with the driving die (63), and the driving die (63) is vertically arranged on one side wall of the driven die (64) relatively to form a plurality of first semicircular grooves (631) which are horizontally, the secondary moving die (64) is provided with a second semicircular groove (641) relative to the first semicircular groove (631), the secondary moving die (64) is provided with a placing assembly (8) between the two second semicircular grooves (641), and the bottoms of the secondary moving die (64) and the second clamping part (12) are provided with second driving assemblies (7) with the same structure.

2. The single-headed bender according to claim 1, wherein: the placing assembly (8) comprises a first mounting hole (81) formed in one side of the driven die (64) relative to the driving die (63), a second mounting hole (82) formed in the lower portion of the first mounting hole (81) and communicated with the first mounting hole (81), and a sliding plate (83) placed in the first mounting hole (81), one end of the sliding plate (83) extends out of the first mounting hole (81) and is abutted to the side wall of the driving die (63), the opening length of the first mounting hole (81) is larger than that of the second mounting hole (82), a first vertical plate (84) is placed at the position, far away from the side wall of the driving die (63), of the second mounting hole (82), a second vertical plate (85) abutted to the side wall of the driving die (63) is fixedly connected to the bottom of the sliding plate (83), and the first vertical plate (84) and the second vertical plate (85) are connected through a spring (851), the first mounting opening (81) and the second mounting opening (82) are arranged at intervals with the second semicircular groove (641).

3. The single-headed bender according to claim 2, wherein: one side of the sliding plate (83) close to the main moving die (63) is fixedly connected with an inserting block (832), and the main moving die (63) is provided with an inserting groove (833) opposite to the inserting block (832).

4. The single-headed bender according to claim 3, wherein: the inserting block (832) is fixedly connected with an arc-shaped strip (834) at one side far away from the first mounting opening (81), and the inserting groove (833) is provided with a mounting groove (835) at one side far away from the movable die (64).

5. The single-headed bender according to claim 2, wherein: the upper end face of the sliding plate (83) is fixedly connected with a bearing ball (831) at one side close to the main moving die (63), and a placing groove (86) for the bearing ball (831) to slide into is formed at one side of the auxiliary moving die (64).

6. The single-headed bender according to claim 1, wherein: first drive assembly (5) are including first cylinder (52) that second clamping part (12) level setting were kept away from in fixed connection board (1), fixed connection is close to first rack (53) of revolving stage (4) one side department at first cylinder (52) tip, fixed connection places fixed plate (54) in first rack (53) bottom on board (1), fixed connection is used for supporting placing basket (55) of first rack (53) on fixed plate (54), fixed cup joint gear (51) on axis of rotation (3).

7. The single-headed bender according to claim 1, wherein: the second driving assembly (7) comprises a rectangular plate (71) sliding on the rotating table (4), a first mounting block (72) fixedly connected to the second clamping portion (12) and far away from one side wall of the first clamping portion (11), a second mounting block (73) fixedly connected to one side of the first mounting block (72), a third mounting block (712) sliding on the rectangular plate (71), a screw rod (74) in threaded connection between the second mounting block (73) and the third mounting block (712), a bolt in vertical threaded connection between the third mounting block (712) and a placing plate, and a second cylinder (75) connected to the bottom of the rotating table (4) and used for pushing the rectangular plate (71) to slide.

8. The single-headed bender according to claim 1, wherein: one side department fixedly connected with of board (1) far away from revolving stage (4) supplies steel pipe male to place piece (13).

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