CN213469169U - Copper pipe bending machine for bending pipe - Google Patents

Abstract

The utility model discloses a copper pipe bender for bending pipes, a sliding cavity is arranged in a straightening seat, the inner wall of the sliding chamber is fixedly connected with a fixed groove plate, a rack is arranged in the fixed groove plate, the two sides of the inner wall of the fixed frid are rotatably connected with connecting rotating shafts which penetrate through the transmission gear and are fixedly connected with the sliding cavity, the utility model has scientific and reasonable structure and safe and convenient use, and is provided with the transmission gear, the sliding cavity, the rack, the fixed frid and the placing plate, the transmission gear can drive the rack to move upwards after rotating by poking the transmission gear downwards by hands and matching the transmission gear with the rack, the rack slides to the top end of the fixed groove plate to drive the placing plate to stretch, and the placing plate drives the clamping block to stretch, so that copper pipes of different specifications can be conveniently clamped, and the clamping block can be conveniently clamped and fixed according to the copper pipes of different specifications.

Description

Copper pipe bending machine for bending pipe

Technical Field

The utility model relates to a copper pipe equipment technical field that bends specifically is a copper pipe bender for return bend.

Background

The copper pipe is also called as a red copper pipe, one of non-ferrous metal pipes, is a pressed and drawn seamless pipe, has the characteristics of good electrical conductivity and thermal conductivity, is a main material of a conductive fitting and a heat dissipation fitting of an electronic product, and becomes a first choice for the modern contractor to install tap water pipelines, heat supply pipelines and refrigeration pipelines in all residential commodity rooms, and the copper pipe has strong corrosion resistance, is not easy to oxidize, and does not easily react with some liquid substances;

however, in the existing copper pipe bender for bending pipes, because the bender cannot clamp and fix copper pipes of different specifications, many larger copper pipes cannot be bent, and the bending work is difficult to unfold, resulting in low work efficiency, it is necessary to provide a copper pipe bender for bending pipes to overcome the above-mentioned defects in the prior art for avoiding the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a copper pipe bending machine for return bend can effectively solve and to carry out the centre gripping to the copper pipe of different specifications fixedly in the above-mentioned background art that provides because the bending machine leads to many bigger than normal copper pipes can't bend, and the work of bending is difficult to expand, leads to the problem that work efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: a fixed groove is formed in the edge of a straightening seat, a sliding cavity is formed in the straightening seat, a fixed groove plate is fixedly connected to the inner wall of the sliding cavity, a rack is mounted in the fixed groove plate, connecting rotating shafts are rotatably connected to two sides of the inner wall of the fixed groove plate and penetrate through a transmission gear to be fixedly connected with the sliding cavity, and a square notch is formed in one end of the fixed groove plate;

the rack top is located alignment seat top fixedly connected with and places the board, place board one end and seted up the screw thread mouth, there is the bolt through threaded connection in the screw thread mouth, bolt one end corresponds places board one side position department and rotates and be connected with the fixture block.

Preferably, the bottom end of the clamping block is provided with a limiting groove, and the inner side ends of the limiting groove and the fixing groove are provided with anti-slip pads.

Preferably, the transmission gear and the rack are meshed and connected through insections.

Preferably, the clamping blocks are perpendicular to the placing plate when being folded.

Preferably, alignment seat one end avris position department rotates and is connected with the roller bearing, roller bearing one end fixedly connected with limiting plate, the connecting plate is cup jointed to the roller bearing outer end, connecting plate outer end middle part position department rotates and is connected with the activity pivot, is located connecting plate other end position department the roller bearing one end rotates and is connected with the rotation seat, rotate seat one end and seted up the spout, alignment seat and the equal fixedly connected with handle of rotation seat bottom middle part position department, the antiskid cover has all been cup jointed to the handle bottom.

Preferably, one end of the connecting plate rotates inside the roller, and the inner diameter of one end of the connecting plate is smaller than the outer diameter of the limiting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. be provided with drive gear, the slip cavity, the rack, the fixed frid with place the board, through stirring drive gear downwards with the hand, and through the cooperation of driving gear and rack, make drive gear can drive the rack and upwards remove after rotating, it stretches to place the board to drive when the rack slides to the fixed frid top, and stretch through placing the board drive fixture block, it is fixed to conveniently carry out the centre gripping to the copper pipe of different specifications, through upwards stirring drive gear with the hand, and through the cooperation of driving gear and rack, make drive gear can drive the rack and move downwards after rotating, when the rack slides fixed frid bottom, it is inside to place the board and receive into the slip cavity, thereby make the fixture block conveniently carry out the centre gripping fixedly according to the copper pipe of different specifications.

2. Be provided with and place the board, the screw thread mouth, the bolt, fixture block and fixed slot, through the fixed slot, with the copper pipe alignment, thereby realize in the actual work copper pipe and fixed slot keep always keeping carrying out the alignment on a water flat line, the bottom fixed slot of fixture block is in the corresponding position department of alignment seat top fixed slot, and screw up the bolt through the screw thread mouth, receive the effort internal contraction when placing the board, thereby fixed with the copper pipe, at the actual copper pipe in-process of bending, keep the stability of copper pipe, avoid the copper pipe to rock and lead to bending the failure.

3. Be provided with the roller bearing, the limiting plate, the activity pivot, the connecting plate and rotate the seat, spacing through the limiting plate, rotate the connecting plate restriction in the roller bearing outer end, avoid the connecting plate to drop when the roller bearing outer end rotates simultaneously, lead to the bender to damage, when the bender need be packed up, through the upset of activity pivot, fold the alignment seat and rotate the seat, put packing up of just bender to make whole bender horizontal area reduce, the carrying of the bender of being convenient for.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the transmission gear of the present invention;

FIG. 3 is a schematic view of the area A in FIG. 2 according to the present invention;

FIG. 4 is a schematic structural view of the movable shaft of the present invention;

reference numbers in the figures: 1. a straightening seat; 2. fixing grooves; 3. a sliding chamber; 4. fixing the groove plate; 5. A rack; 6. connecting the rotating shaft; 7. a transmission gear; 8. a square notch; 9. placing the plate; 10. A threaded opening; 11. a bolt; 12. a clamping block; 13. a roller; 14. a limiting plate; 15. a connecting plate; 16. a movable rotating shaft; 17. a rotating seat; 18. a chute; 19. a grip; 20. an anti-slip sleeve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model provides a technical scheme, a copper pipe bender for bending pipe, the edge of a straightening seat 1 is provided with a fixed groove 2, the inside of the straightening seat 1 is provided with a sliding chamber 3, the inner wall of the sliding chamber 3 is fixedly connected with a fixed groove plate 4, the inside of the fixed groove plate 4 is provided with a rack 5, both sides of the inner wall of the fixed groove plate 4 are rotatably connected with connecting rotating shafts 6, the connecting rotating shafts 6 penetrate through a transmission gear 7 to be fixedly connected with the sliding chamber 3, and one end of the fixed groove plate 4 is provided with a square notch 8;

5 tops of rack are located 1 top position fixedly connected with of alignment seat and place board 9, place board 9 one end and seted up screw thread mouth 10, for the convenience of rack 5 drives and places board 9 and stretch up, be connected through the insection meshing between drive gear 7 and the rack 5, screw thread mouth 10 is inside to have bolt 11 through threaded connection, bolt 11 one end is corresponding to place board 9 one side position department and is rotated and be connected with fixture block 12, pack up in order to make fixture block 12 smoothly unimpeded, with placing board 9 when fixture block 12 is packed up, for the convenience of the copper pipe is fixed in 2 insides of fixed slot, the restriction groove has been seted up to the bottom of fixture block 12, and 2 inboard limits in restriction groove and fixed slot end all are provided with the slipmat.

1 one end avris position department of alignment seat rotates and is connected with roller bearing 13, and roller bearing 13 one end fixedly connected with limiting plate 14, and connecting plate 15 is cup jointed to roller bearing 13 outer end, and for the convenience of limiting plate 14 to the spacing of connecting plate 15, 15 one ends of connecting plate rotate at roller bearing 13 inside, and 15 one end internal diameters of connecting plate are less than limiting plate 14 external diameters, and 15 outer end middle part positions of connecting plate department rotates and is connected with movable rotating shaft 16, is located 15 other end positions of connecting plate 13 one end is rotated and is connected with and rotates seat 17, rotates seat 17 one end and has seted up spout 18, for the convenience of rotating seat 17's rotation, alignment seat 1 and the equal fixedly connected with handle 19 of rotation seat 17 bottom middle part position.

The utility model discloses a theory of operation and use flow: firstly, the clamping block 12 is lifted by loosening the bolt 11, and then the copper pipe is placed into the fixing groove 2 for straightening, so that the copper pipe and the fixing groove 2 are kept on the same horizontal plane in the bending process, the rack 5 is driven to slide upwards by downwards shifting the transmission gear 7, and when the rack 5 reaches the top end of the fixing groove plate 4, the placing plate 9 is lifted upwards, so that the height of the copper pipe can be conveniently adjusted, the problem that the height cannot be adjusted is solved, and the bending work is difficult to carry out;

secondly, when the height of the copper pipe is adjusted by the bending device, the clamping block 12 rotates through the bolt 11, the fixing groove 2 at the bottom end of the clamping block 12 corresponds to the outer end of the copper pipe, the bolt 11 is screwed, the placing plate 9 receives acting force and is tightened inwards, and the copper pipe is fixed in the fixing groove 2, so that the copper pipe is prevented from shaking and cannot be bent by the bending device in the actual bending process;

finally, when the copper pipe is bent, the roller 13 drives the connecting plate 15 to rotate, the anti-slip sleeve 20 at the bottom end of the handle 19 is used for lifting the rotating seat 17, the sliding groove 18 at one end of the rotating seat 17 corresponds to the outer end of the copper pipe, when the sliding groove 18 slides to the end close to the roller 13 at the outer end of the copper pipe, two hands exert force to bend the copper pipe along the sliding groove 18, when the bending device is folded, the rotating seat 17 and the straightening seat 1 are folded through the matching of the movable rotating shaft 16 and the handle 19, the bending device is convenient to carry, and in addition, the transverse area of the bending device is reduced, and the bending device is convenient to fold;

finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a copper pipe bender for return bend, includes alignment seat (1), its characterized in that: a fixing groove (2) is formed in the edge of the straightening seat (1), a sliding cavity (3) is formed in the straightening seat (1), a fixing groove plate (4) is fixedly connected to the inner wall of the sliding cavity (3), a rack (5) is installed in the fixing groove plate (4), connecting rotating shafts (6) are rotatably connected to two sides of the inner wall of the fixing groove plate (4), the connecting rotating shafts (6) penetrate through a transmission gear (7) and are fixedly connected with the sliding cavity (3), and a square notch (8) is formed in one end of the fixing groove plate (4);

the rack is characterized in that the top end of the rack (5) is fixedly connected with a placing plate (9) at the top end position of the straightening seat (1), one end of the placing plate (9) is provided with a threaded opening (10), the inside of the threaded opening (10) is connected with a bolt (11) through threads, and one end of the bolt (11) is rotatably connected with a clamping block (12) at the position corresponding to one side of the placing plate (9).

2. A copper tube bender for bent tubes as claimed in claim 1, wherein: the bottom end of the clamping block (12) is provided with a limiting groove, and the limiting groove and the inner side end of the fixing groove (2) are both provided with anti-slip pads.

3. A copper tube bender for bent tubes as claimed in claim 1, wherein: the transmission gear (7) is meshed with the rack (5) through insections.

4. A copper tube bender for bent tubes as claimed in claim 1, wherein: the clamping blocks (12) are vertical to the placing plate (9) when being folded.

5. A copper tube bender for bent tubes as claimed in claim 1, wherein: alignment seat (1) one end avris position department rotates and is connected with roller bearing (13), roller bearing (13) one end fixedly connected with limiting plate (14), roller bearing (13) outer end cup joints connecting plate (15), connecting plate (15) outer end middle part position department rotates and is connected with activity pivot (16), is located connecting plate (15) other end position department roller bearing (13) one end is rotated and is connected with and rotates seat (17), rotate seat (17) one end and seted up spout (18), alignment seat (1) and rotation seat (17) bottom middle part position department equal fixedly connected with handle (19), antiskid cover (20) have all been cup jointed to handle (19) bottom.

6. A copper tube bender for bent tubes as claimed in claim 5, wherein: one end of the connecting plate (15) rotates inside the rolling shaft (13), and the inner diameter of one end of the connecting plate (15) is smaller than the outer diameter of the limiting plate (14).

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