Straightening clamp for copper pipe heat treatment technology

Abstract

The utility model provides a straightening clamp for a copper pipe heat treatment technology, and belongs to the technical field of copper pipe machining. Comprising a base, a clamping groove is formed in the middle of the upper end face of the base, a top seat is hinged to the upper end face of the base, a pressing groove is formed in the position, corresponding to the clamping groove, of the middle of the lower end face of the top seat, a fixing column is fixed to one end of the top seat, and a vertical hanging plate is fixed to the end of the fixing column; the screw extends into the clamping groove and the pressing groove and is provided with an abutting arc plate used for abutting against the inner wall of the copper pipe. A vertically-downward positioning lug is fixed to one side of the top seat, a positioning groove allowing the positioning lug to be inserted is formed in the position, corresponding to the positioning lug, of the upper end face of the base, and a positioning plug pin used for horizontally penetrating through the positioning lug is arranged in the positioning groove. The copper pipe straightening device can conduct inside and outside straightening treatment on a copper pipe, can solve the problem that in the prior art, straightening and repairing cannot be conducted on the concave condition, and is good in using effect.

Description

Technical Field

[0001] The utility model relates to the technical field of copper tube processing, in particular to a straightening clamp used in copper tube heat treatment technology. Background Art

[0002] Copper pipe is a non-ferrous metal pipe, generally made by pressing or drawing. It has good electrical conductivity, thermal conductivity, strong corrosion resistance, and is not easy to oxidize. It is the main material for conductive accessories and heat dissipation accessories of electronic products. It has also become the first choice of modern contractors for the installation of tap water pipes, heating and cooling pipes in all residential commercial houses, and is widely used.

[0003] At present, in order to prevent oxidation, the existing copper tubes are heat treated during processing. In order to ensure the quality of the copper tubes, the existing heat treatment technology uses a straightening fixture, such as a copper tube heat treatment straightening fixture disclosed in Chinese patent publication number CN210387048U, and a copper tube heat treatment technology straightening fixture disclosed in Chinese patent publication number CN218925762U. However, the straightening fixture provided by this type of prior art can generally only straighten the copper tube from the surface by closing the upper and lower molds, resulting in only the convex parts of the copper tube surface being straightened, and the concave parts cannot be straightened back, and the straightening effect is ineffective.

[0004] Therefore, the present application provides a straightening fixture for copper tube heat treatment technology to solve the above technical problems. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a straightening fixture for copper tube heat treatment technology to solve the problem that the straightening fixture provided by the prior art can generally only straighten the copper tube from the surface by means of upper and lower mold clamping, resulting in that only the raised parts of the copper tube surface can be straightened, but the concave parts cannot be straightened back.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A straightening fixture for copper tube heat treatment technology includes a base, a clamping groove is provided in the middle of the upper end surface of the base, a top seat is hingedly installed on the upper end surface of the base, a pressing groove is provided in the middle of the lower end surface of the top seat corresponding to the position of the clamping groove, a fixing column is fixed at one end of the top seat, a vertical hanging plate is fixed at the end of the fixing column, a horizontal screw is passed through the lower end thread of the hanging plate, the screw extends into the clamping groove and the pressing groove, and an abutting arc plate for abutting the inner wall of the copper tube is installed.

[0008] Optionally, a positioning ear pointing vertically downward is fixed on one side of the top seat, and a positioning groove for inserting the positioning ear is provided on the upper end surface of the base at a position corresponding to the positioning ear, and a positioning pin for horizontally penetrating the positioning ear is provided in the positioning groove.

[0009] Optionally, one end of the positioning pin extends out of the outside of the base and is fixed with a screw cap.

[0010] Optionally, an adjusting bolt is rotatably mounted on the upper end surface of the abutting arc plate, and a thread of the adjusting bolt passes through the screw rod and extends to a section inside the clamping groove and the pressing groove.

[0011] Optionally, a limiting rod is vertically fixed on the abutting arc plate, and the limiting rod vertically passes through the screw rod.

[0012] Optionally, a screw cap is fixed to one end of the screw rod located outside the clamping groove and the pressing groove.

[0013] Optionally, fixing ears are symmetrically fixed on both sides of the bottom of the base, and fixing holes are opened on the fixing ears.

[0014] Compared with the prior art, the utility model has at least the following beneficial effects:

[0015] In the above scheme, thanks to the cooperation between the base and the top seat, the outer surface of the copper tube can be straightened by docking the clamping groove and the pressing groove. At the same time, in conjunction with the setting of the screw and the abutment arc plate, the screw can be used to drive the abutment arc plate to extend into the interior of the copper tube, and the abutment arc plate can be used to perform circular rotation on the inner wall of the copper tube to perform inner surface straightening. Therefore, the device can perform internal and external straightening on the copper tube, which can avoid the problem that the existing technology cannot straighten and repair the inner concave situation, and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the present invention and enable those skilled in the relevant art to make and use the present invention.

[0017] Figure 1 This is a schematic diagram of the structure of a straightening fixture used in copper tube heat treatment technology;

[0018] Figure 2 This is a schematic diagram of the internal structure of a straightening fixture used in copper tube heat treatment technology;

[0019] Figure 3 A schematic diagram of the structure of the base of the straightening fixture used in the copper tube heat treatment technology;

[0020] Figure 4 This is a schematic diagram of the structure of the abutting arc plate of the straightening fixture used in the copper tube heat treatment technology.

[0021] [reference numerals]

[0022] 1. Base; 101. Fixing ear; 102. Fixing hole; 2. Clamping groove; 3. Top seat; 301. Positioning ear; 4. Pressing groove; 5. Fixing column; 6. Hanging plate; 7. Screw; 8. Abutting arc plate; 801. Adjusting bolt; 802. Limiting rod; 9. Positioning groove; 10. Positioning pin.

[0023] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION

[0024] The following is a detailed description of a straightening fixture for copper tube heat treatment technology provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternative methods to implement some known technologies; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0025] It should be noted that the references to "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0026] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0027] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.

[0028] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0029] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a straightening fixture for copper tube heat treatment technology, including a base 1, and fixing ears 101 are symmetrically fixed on both sides of the bottom of the base 1, and fixing holes 102 are opened on the fixing ears 101, so that the base 1 can be fixed on the processing table for use by fitting bolts through the fixing holes 102.

[0030] A clamping groove 2 is provided in the middle of the upper end surface of the base 1, a top seat 3 is hingedly installed on the upper end surface of the base 1, and a pressing groove 4 is provided in the middle of the lower end surface of the top seat 3 corresponding to the position of the clamping groove 2, so that the outer surface of the copper tube can be straightened by connecting the clamping groove 2 with the pressing groove 4.

[0031] In the specific implementation, Figure 2 and Figure 3 As shown, a positioning ear 301 pointing vertically downward is fixed on one side of the top seat 3, and a positioning groove 9 for inserting the positioning ear 301 is provided at the upper end surface of the base 1 at a position corresponding to the positioning ear 301. A positioning pin 10 for horizontally penetrating the positioning ear 301 is provided in the positioning groove 9, and one end of the positioning pin 10 extends out of the outside of the base 1 and is fixed with a screw cap. Therefore, the top seat 3 can be fixed by penetrating the positioning ear 301 through the positioning pin 10.

[0032] like Figure 4As shown, a fixed column 5 is fixed at one end of the top seat 3, and a vertical hanging plate 6 is fixed at the end of the fixed column 5. A horizontal screw rod 7 is threaded through the lower end of the hanging plate 6. The screw rod 7 extends into the clamping groove 2 and the pressing groove 4, and is installed with an abutting arc plate 8 for abutting the inner wall of the copper tube. Among them, an adjusting bolt 801 is rotatably installed on the upper end surface of the abutting arc plate 8. The adjusting bolt 801 threadedly penetrates the screw rod 7 and extends into the clamping groove 2 and the pressing groove 4. A limiting rod 802 is vertically fixed on the abutting arc plate 8. The limiting rod 802 vertically penetrates the screw rod 7. Therefore, the abutting arc plate 8 can be controlled to rise and fall at the end of the screw rod 7 by rotating the adjusting bolt 801, so as to straighten the inner wall of the copper tube and solve the problem of its inner concave and unevenness.

[0033] In addition, a screw cap is fixed to one end of the screw rod 7 outside the clamping groove 2 and the pressing groove 4 to facilitate the staff to screw the screw rod 7 .

[0034] The utility model provides a working principle. The straightening clamp for copper tube heat treatment technology can place the copper tube in the clamping groove 2 when in use, close the top seat 3, and use the pressing groove 4 to dock with the clamping groove 2 to perform straightening processing on the outer surface of the copper tube.

[0035] Subsequently, the adjusting bolt 801 can be rotated to drive the abutting arc plate 8 to slide up and down at the end of the screw rod 7, so that the abutting arc plate 8 can contact the inner wall of the copper tube, and then the screw rod 7 can be rotated to drive the abutting arc plate 8 to rotate and move in the copper tube, so that the abutting arc plate 8 can straighten the inner wall of the copper tube. Therefore, the device can perform internal and external straightening treatment on the copper tube, which can avoid the problem that the prior art cannot straighten and repair the inner concave situation, and the use effect is good.

[0036] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0037] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A straightening fixture for copper tube heat treatment technology, comprising a base (1), characterized in that: A clamping groove (2) is provided in the middle of the upper end surface of the base (1), a top seat (3) is hingedly mounted on the upper end surface of the base (1), a pressing groove (4) is provided in the middle of the lower end surface of the top seat (3) at a position corresponding to the clamping groove (2), a fixing column (5) is fixed at one end of the top seat (3), a vertical hanging plate (6) is fixed at the end of the fixing column (5), a horizontal screw rod (7) is threadedly penetrated at the lower end of the hanging plate (6), the screw rod (7) extends into the clamping groove (2) and the pressing groove (4), and is installed with an abutting arc plate (8) for abutting the inner wall of the copper tube.

2. The straightening fixture for copper tube heat treatment technology according to claim 1 is characterized in that: A positioning ear (301) is fixed vertically downward on one side of the top seat (3), and a positioning groove (9) for inserting the positioning ear (301) is provided on the upper end surface of the base (1) at a position corresponding to the positioning ear (301), and a positioning pin (10) for horizontally penetrating the positioning ear (301) is provided in the positioning groove (9).

3. The straightening fixture for copper tube heat treatment technology according to claim 2 is characterized in that: One end of the positioning pin (10) extends out of the outside of the base (1) and is fixed with a screw cap.

4. The straightening fixture for copper tube heat treatment technology according to claim 1 is characterized in that: An adjusting bolt (801) is rotatably mounted on the upper end surface of the abutting arc plate (8), and the adjusting bolt (801) is threadedly penetrated through the screw rod (7) and extends to a section inside the clamping groove (2) and the pressing groove (4).

5. The straightening fixture for copper tube heat treatment technology according to claim 4 is characterized in that: A limiting rod (802) is vertically fixed on the abutting arc plate (8), and the limiting rod (802) vertically penetrates the screw rod (7).

6. The straightening fixture for copper tube heat treatment technology according to claim 1 is characterized in that: A screw cap is fixed to one end of the screw rod (7) located outside the clamping groove (2) and the pressing groove (4).

7. The straightening fixture for copper tube heat treatment technology according to claim 1 is characterized in that: Fixing ears (101) are symmetrically fixed on both sides of the bottom of the base (1), and fixing holes (102) are provided on the fixing ears (101).

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