Copper elbow forming device

Abstract

The utility model discloses a copper elbow forming device, which relates to the field of copper elbow processing and comprises a fixing seat, a base is fixedly mounted on one side, close to the bottom, of the front of the fixing seat, and a fixing die rod is fixedly mounted in the center of the front of the fixing seat. Three fixed mold grooves are formed in the positions, close to the middle, of the outer surface of the fixed mold rod. According to the copper elbow forming device, in the arc bending process, a copper straight pipe material can continuously slide in the movable die groove, so that the arc bending position of the material can be effectively prevented from being stretched, the phenomenon that the material is torn is reduced, three elbows can be machined at a time, the working efficiency is higher, and the production cost is reduced. And moreover, as the movable die groove continuously slides outside the material for arc bending, compared with a traditional direct die pressing mode, the phenomenon that the surface of the material is sunken can be avoided, the product quality is improved, and the phenomenon of secondary machining is reduced.

Description

Technical Field

[0001] The utility model relates to the field of copper elbow processing, in particular to a copper elbow forming device. Background Art

[0002] Copper elbow is an elbow made of copper. Usually, copper elbow is in the shape of a straight tube before processing, so it needs to be processed and formed by a forming device.

[0003] Traditional copper elbow forming devices are usually formed by molding, which has the following problems: first, only one material can be molded at a time, and the processing efficiency is slow; second, the copper elbow is hollow inside, and the direct molding method will cause the outside of the elbow to be deformed by pressure, and the phenomenon of dents will appear, and secondary repair is required. The quality of the processed product is poor, and there is also the problem that the copper straight tube material needs to be fixed during molding, and the arc position will be stretched during the molding process, which is easy to cause the arc of the elbow to be torn;

[0004] To this end, this case proposes a copper elbow forming device to solve the above technical problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a copper elbow forming device, which can effectively solve the technical problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A copper elbow forming device comprises a fixed seat, a base is fixedly installed at a front position near one side of the bottom of the fixed seat, and a fixed mold rod is fixedly installed at the front center position of the fixed seat, three fixed mold grooves are opened on the outer surface of the fixed mold rod near the middle position, a driving gear is rotatably installed at a rear position near one side of the bottom of the fixed seat, and a driven gear is rotatably installed at the rear center position of the fixed seat, a movable groove is opened on the front surface of the fixed seat on the outside of the fixed mold rod, a connecting rod is fixedly connected to the outside of the driven gear through a fixing plate, and one end of the connecting rod passes through the movable groove and is fixedly connected to the movable mold rod, and three movable mold grooves are opened on the upper surface of the movable mold rod, and the movable mold grooves are aligned with the fixed mold grooves.

[0008] As a further solution of the utility model, the outer surface of the fixed mold rod is provided with sliding grooves near both ends, and the upper part of the movable mold rod is fixedly installed with sliding blocks near both ends, and the sliding grooves are slidably connected to the sliding blocks.

[0009] As a further solution of the utility model, the contact surface between the slide groove and the slider is arranged in a "T" shape, and the slider is arranged in an arc shape.

[0010] As a further solution of the utility model, the fixed mold rod is hollow, and a vent hole is opened on the inner side of the fixed mold groove, and the vent hole is connected to the inner cavity of the fixed mold rod.

[0011] As a further solution of the utility model, three placement grooves are opened on the upper surface of the base, and the three placement grooves are respectively aligned with the three fixed mold grooves.

[0012] The beneficial effects of the utility model are as follows:

[0013] By setting a fixed mold rod to cooperate with a movable mold rod, the movable mold rod can rotate around the fixed mold rod, so that the copper material can be bent. Compared with the traditional molding method, during the bending process of the utility model, the copper straight tube material can continuously slide in the movable mold groove, thereby effectively avoiding the material from being stretched at the bending point, thereby reducing the material tearing phenomenon, and three elbows can be processed at a time, which has higher work efficiency. In addition, since the movable mold groove continuously slides on the outside of the material to bend the arc, compared with the traditional direct molding method, it can avoid the phenomenon of depression on the material surface, thereby improving product quality and reducing secondary processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a copper elbow forming device of the utility model;

[0015] Figure 2 This is a side view of a copper elbow forming device of the utility model;

[0016] Figure 3 This is a rear perspective view of a copper elbow forming device of the utility model;

[0017] Figure 4 This is a demonstration diagram of the action of the movable die rod of a copper elbow forming device of the utility model;

[0018] Figure 5 The utility model is a copper elbow forming device Figure 4 Demonstration diagram of the movement of the copper elbow;

[0019] Figure 6 This is a disassembled view of a movable die rod and a fixed die rod of a copper elbow forming device of the utility model.

[0020] In the figure: 1. fixed seat; 2. base; 3. fixed mold rod; 4. fixed mold groove; 5. slide groove; 6. movable mold rod; 7. movable mold groove; 8. movable groove; 9. driving gear; 10. driven gear; 11. fixed plate; 12. connecting rod; 13. slider. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1-Figure 6 As shown, a copper elbow forming device includes a fixed seat 1, a base 2 is fixedly installed at a front side position near the bottom of the fixed seat 1, and a fixed mold rod 3 is fixedly installed at the front center of the fixed seat 1, and three fixed mold grooves 4 are opened on the outer surface of the fixed mold rod 3 near the middle position, a driving gear 9 is rotatably installed at a rear side position near the bottom of the fixed seat 1, and a driven gear 10 is rotatably installed at the rear center of the fixed seat 1, a movable groove 8 is opened on the front surface of the fixed seat 1 on the outside of the fixed mold rod 3, a connecting rod 12 is fixedly connected to the outside of the driven gear 10 through a fixing plate 11, and one end of the connecting rod 12 passes through the movable groove 8 and is fixedly connected to a movable mold rod 6, and three movable mold grooves 7 are opened on the upper surface of the movable mold rod 6, and the movable mold grooves 7 are aligned with the fixed mold grooves 4.

[0023] In this embodiment, the outer surface of the fixed mold rod 3 is provided with a slide groove 5 near both ends, and the upper part of the movable mold rod 6 is fixedly installed with a slider 13 near both ends, and the slide groove 5 is slidably connected with the slider 13;

[0024] The slider 13 cooperates with the slide groove 5 to enable the movable mold rod 6 to always move in close contact with the outer wall of the fixed mold rod 3 .

[0025] In this embodiment, the contact surface between the slide groove 5 and the slider 13 is arranged in a "T" shape, and the slider 13 is arranged in an arc shape;

[0026] Since the slide block 13 is arranged in an arc shape, it can adapt to the cylindrical fixed mold rod 3 and slide in cooperation with the annular slide groove 5 .

[0027] In this embodiment, the fixed mold rod 3 is hollow, and a vent hole is provided inside the fixed mold groove 4, and the vent hole is connected to the inner cavity of the fixed mold rod 3;

[0028] The hollow structure combined with the vent holes can prevent the air from being unable to be discharged during the bending process, which would affect the processing quality.

[0029] In this embodiment, three placement grooves are formed on the upper surface of the base 2, and the three placement grooves are aligned with the three fixed mold grooves 4 respectively;

[0030] The three placement slots can respectively place three copper pipe materials for processing copper elbows, making positioning more convenient and accurate.

[0031] It should be noted that the utility model is a copper elbow forming device. When in use, the fixed seat 1 and the base 2 are fixed using external tools, and the driving gear 9 is connected to the external rotating power device. During processing, the material of the copper elbow is placed in the placement groove and passes over the fixed die groove 4 and the movable die groove 7. After adjusting the indicated length, the external power device is started, and the external power device drives the driving gear 9 to rotate, and the driving gear 9 drives the driven gear 10 to rotate, and the driven gear 10 drives the fixed plate 11 to rotate. The fixed plate 11 drives the movable die groove 7 to cooperate with the movable groove 8 to rotate through the connecting rod 12, and then drives the copper material to bend, so that the copper material is bent and formed through the fixed die groove 4 and the movable die groove 7, and then the material is taken out to obtain the copper elbow. By reciprocating in this way, the blank processing and production can be carried out.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A copper elbow forming device, comprising a fixing seat (1), characterized in that: A base (2) is fixedly installed at a position near the bottom side of the front part of the fixed seat (1), and a fixed mold rod (3) is fixedly installed at the center position of the front part of the fixed seat (1); three fixed mold grooves (4) are opened on the outer surface of the fixed mold rod (3) near the middle position; a driving gear (9) is rotatably installed at a position near the bottom side of the rear part of the fixed seat (1), and a driven gear (10) is rotatably installed at the center position of the rear part of the fixed seat (1); a movable groove (8) is opened on the front surface of the fixed seat (1) at the outer side of the fixed mold rod (3); a connecting rod (12) is fixedly connected to the outside of the driven gear (10) through a fixing plate (11), and one end of the connecting rod (12) passes through the movable groove (8) and is fixedly connected to the movable mold rod (6); three movable mold grooves (7) are opened on the upper surface of the movable mold rod (6), and the movable mold grooves (7) are aligned with the fixed mold grooves (4).

2. A copper elbow forming device according to claim 1, characterized in that: The outer surface of the fixed mold rod (3) is provided with sliding grooves (5) near both ends, and the upper part of the movable mold rod (6) is fixedly installed with sliding blocks (13) near both ends, and the sliding grooves (5) are slidably connected to the sliding blocks (13).

3. A copper elbow forming device according to claim 2, characterized in that: The contact surface between the slide groove (5) and the slider (13) is arranged in a "T" shape, and the slider (13) is arranged in an arc shape.

4. A copper elbow forming device according to claim 1, characterized in that: The fixed mold rod (3) is hollow, and a vent hole is provided on the inner side of the fixed mold groove (4), and the vent hole is communicated with the inner cavity of the fixed mold rod (3).

5. The copper elbow forming device according to claim 1, characterized in that: The upper surface of the base (2) is provided with three placement grooves, and the three placement grooves are respectively aligned with the three fixed mold grooves (4).

Images