Safety tool for upset head of short pipe

Abstract

The utility model provides a safety tool used for a short pipe upset head. The safety tool comprises an upper clamping die, a lower clamping die and a lengthened tool. A first positioning groove and a first pier head groove are formed in the center of the lower surface of the upper clamping die, a plurality of first positioning holes are formed in the upper surface of the upper clamping die, and a strip-shaped first fixing groove is formed in the front surface of the upper clamping die; a second positioning groove and a second pier head groove which are matched are formed in the center of the upper surface of the lower clamping die; a plurality of second positioning holes are formed in the upper surface of the lower clamping die, and a second fixing groove is formed in the front surface of the lower clamping die; the lengthening tool is a cylinder, is arranged between the first positioning groove and the second positioning groove, and is opposite to the first pier head groove and the second pier head groove; the lengthening tool is used for lengthening the short pipe to be machined. According to the embodiment, the lengthened tool is adopted to abut against the short pipe to be machined, and the problem that in the prior art, a pier head clamp cannot stably clamp the pipeline with the too short length is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pier head equipment, in particular to a safety tool used for a short pipe upsetting head. Background Art

[0002] A pier fixture is a tool that is commonly used in machining, especially for holding workpieces for machining operations such as turning, milling, drilling, etc. A pier fixture consists of two parts: the pier and the fixture. The fixture is a device used to hold the workpiece, usually made of steel. The design of the fixture depends on the shape and size of the workpiece to ensure that the workpiece remains stable during machining.

[0003] The existing fixture is not easy to operate and has a low safety factor when processing short pipes because some pipes are short and need end face forming, but the clamp is too long. Therefore, a new tooling needs to be designed. Utility Model Content

[0004] The main purpose of the utility model is to provide a safety tool for a short pipe upsetting head, so as to at least solve the problem that the pier head clamp in the prior art cannot stably support a pipe with a too short length.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a safety tooling for a short tube heading, comprising: an upper clamping die, a lower clamping die and an extended tooling; a semi-cylindrical first positioning groove is provided at the center of the lower surface of the upper clamping die along the length direction, and the first positioning groove has a first diameter; a semi-cylindrical first pier head groove is provided at one end of the lower surface of the upper clamping die along the length direction, and the first pier head groove has a second diameter; the first diameter is smaller than the second diameter; a plurality of first positioning holes are provided on the upper surface of the upper clamping die, and a strip-shaped first fixing groove is provided at a preset position on the front surface of the upper clamping die along the length direction; the center of the upper surface of the lower clamping die along the length direction A second positioning groove matching the first positioning groove is provided in the direction; a second pier head groove matching the first pier head groove is provided at one end along the length direction of the center of the upper surface of the lower clamp; a plurality of second positioning holes corresponding to the plurality of positioning holes are provided on the upper surface of the lower clamp, and a second fixing groove corresponding to the first fixing groove is provided on the front surface of the lower clamp along the length direction; the lengthening tooling is a cylinder, and the lengthening tooling has a third diameter, which is equal to the first diameter; the lengthening tooling is arranged between the first positioning groove and the second positioning groove, and at the opposite end to the first pier head groove and the second pier head groove; the lengthening tooling is used to lengthen the short pipe to be processed.

[0006] Furthermore, the first positioning groove, the first fixing groove, the second positioning groove and the second fixing groove are all through grooves.

[0007] Furthermore, the upper side surface of the first fixing groove is lower than the height of the upper surface of the upper clamping mold; the lower side surface of the second fixing groove is higher than the height of the lower surface of the lower clamping mold.

[0008] Furthermore, the first positioning holes are all through holes, and the plurality of second positioning holes are all blind holes.

[0009] Further, the number of the plurality of first positioning holes and the number of the plurality of second positioning holes are both two.

[0010] The utility model discloses a safety tooling for a short tube heading, comprising: an upper clamping die, a lower clamping die and an extended tooling; a first semi-cylindrical positioning groove is provided at the center of the lower surface of the upper clamping die along the length direction, and the first positioning groove has a first diameter; a first semi-cylindrical pier head groove is provided at one end of the lower surface of the upper clamping die along the length direction, and the first pier head groove has a second diameter; the first diameter is smaller than the second diameter; a plurality of first positioning holes are provided on the upper surface of the upper clamping die, and a first strip-shaped fixing groove is provided at a preset position on the front surface of the upper clamping die along the length direction; a first semi-cylindrical pier head groove is provided at the center of the upper surface of the lower clamping die along the length direction A second positioning groove matching the first positioning groove is provided; a second pier head groove matching the first pier head groove is opened at one end along the length direction of the center of the upper surface of the lower clamp; a plurality of second positioning holes corresponding to the plurality of positioning holes are opened on the upper surface of the lower clamp, and a second fixing groove corresponding to the first fixing groove is provided on the front surface of the lower clamp along the length direction; the lengthening tooling is a cylinder, and the lengthening tooling has a third diameter, which is equal to the first diameter; the lengthening tooling is arranged between the first positioning groove and the second positioning groove, and at the opposite end to the first pier head groove and the second pier head groove; the lengthening tooling is used to lengthen the short pipe to be processed.

[0011] The beneficial effects of the utility model are:

[0012] 1. The extended tooling is used to hold the short tube to be processed, which solves the problem of difficult operation in short tube processing;

[0013] 2. If the short pipe to be processed is short, you can use a clamp to clamp the positioning pin to fix it to prevent the clamp from sliding;

[0014] The direct use method with the old clamp can not only ensure that the pipes that are too short can be stably clamped, but also ensure the personal safety of employees during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 The utility model is a schematic structural diagram of a safety tool used for a short tube heading that can be selected according to an embodiment of the utility model.

[0017] The above drawings include the following reference numerals:

[0018] 10. Upper clamping die; 11. First positioning groove; 12. First pier head groove; 13. First positioning hole; 14. First fixing groove; 20. Lower clamping die; 21. Second positioning groove; 22. Second pier head groove; 23. Second fixing groove; 30. Extension tooling; 40. Short tube to be processed. DETAILED DESCRIPTION

[0019] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0020] A safety tool used for a short tube upsetting head in one embodiment of the utility model, such as Figure 1 As shown, it includes: an upper clamping mold 10, a lower clamping mold 20 and an extended tooling 30; a semi-cylindrical first positioning groove 11 is opened at the center of the lower surface of the upper clamping mold 10 along the length direction, and the first positioning groove 11 has a first diameter; a semi-cylindrical first pier head groove 12 is opened at one end of the lower surface of the upper clamping mold 10 along the length direction, and the first pier head groove 12 has a second diameter; the first diameter is smaller than the second diameter; a plurality of first positioning holes 13 are opened on the upper surface of the upper clamping mold 10, and a strip-shaped first fixing groove 14 is opened at a preset position on the front surface of the upper clamping mold 10 along the length direction; a second first pier head groove 12 is opened at the center of the upper surface of the lower clamping mold 20 along the length direction to match the first positioning groove 11 Two positioning grooves 21; a second pier head groove 22 matching the first pier head groove 12 is opened at one end along the length direction of the center of the upper surface of the lower clamp 20; a plurality of second positioning holes corresponding to the plurality of positioning holes are opened on the upper surface of the lower clamp 20, and a second fixing groove 23 corresponding to the first fixing groove 14 is arranged on the front surface of the lower clamp 20 along the length direction; the extension tool 30 is a cylinder, and the extension tool 30 has a third diameter, which is equal to the first diameter; the extension tool 30 is arranged between the first positioning groove 11 and the second positioning groove 21, and at the opposite end to the first pier head groove 12 and the second pier head groove 22; the extension tool 30 is used to lengthen the short pipe 40 to be processed. The positioning groove has the same diameter as the extended tooling 30 to achieve a tight fixation of the upper clamp 10 and the lower clamp 20, preventing the clamp from sliding while stably supporting the short tube 40 to be processed; the diameter of the pier heading groove is larger than the diameter of the positioning groove to leave space for piercing or bending the short tube 40 to be processed.

[0021] As an optimization solution of the utility model, the lengthening tool 30 can be used as the rod core of the short tube 40 to be processed, and while lengthening the short rod to be processed, it plays the role of fixing the short rod to be processed between the upper clamping die 10 and the lower clamping die 20. In specific use, multiple lengthening tooling 30 of different sizes can be set to adapt to different models of short tubes 40 to be processed.

[0022] In a specific implementation, the first positioning groove 11 , the first fixing groove 14 , the second positioning groove 21 and the second fixing groove 23 are all through grooves.

[0023] As an optimization solution of the utility model, a positioning pin can also be used to fix the clamping die to prevent the clamping die from sliding. When used specifically, the positioning pin is inserted into the second positioning hole from top to bottom through the first positioning hole 13 along the height direction.

[0024] In a specific implementation, the upper side surface of the first fixing groove 14 is lower than the height of the upper surface of the upper clamping mold 10 ; the lower side surface of the second fixing groove 23 is higher than the height of the lower surface of the lower clamping mold 20 .

[0025] In a specific implementation, the first positioning holes 13 are all through holes, and the plurality of second positioning holes are all blind holes.

[0026] In a specific implementation, the number of the plurality of first positioning holes 13 and the number of the plurality of second positioning holes are both two.

[0027] When the safety tooling used for a short tube upsetting head of the present embodiment is used, the lower clamp 20 and the upper clamp 10 are first fixed on the machine through the first fixing groove 14 and the second fixing groove 23 respectively, and then the short tube 40 to be processed is sleeved on one end of the lengthened tooling 30, and the assembly of the short tube 40 to be processed and the lengthened tooling 30 is placed in the second positioning groove 21, at which time the short tube 40 to be processed should be placed at one end of the second fixing groove 23; the machine is controlled to fit the upper clamp 10 with the lower clamp 20, and after the first positioning groove 11, the second positioning groove 21 and the lengthened tooling 30 are completely fitted, the pier head process can be carried out. The present embodiment is designed in accordance with the safety principle and can be adjusted according to the place of use. Specifically, it can be used on the upsetting head machine and the bending machine; while stable processing can be achieved, the safety of the tooling is further improved to avoid safety problems in production.

[0028] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A safety tool for a short tube upsetting head, characterized in that: include: An upper clamping die (10), wherein a first semi-cylindrical positioning groove (11) is provided at the center of the lower surface of the upper clamping die (10) along the length direction, and the first positioning groove (11) has a first diameter; a first semi-cylindrical pier head groove (12) is provided at one end of the lower surface of the upper clamping die (10) along the length direction, and the first pier head groove (12) has a second diameter; the first diameter is smaller than the second diameter; a plurality of first positioning holes (13) penetrating the upper clamping die (10) are provided on the upper surface of the upper clamping die (10), and a first strip-shaped fixing groove (14) is provided at a preset position on the front surface of the upper clamping die (10) along the length direction; A lower clamping die (20), wherein a second positioning groove (21) matching the first positioning groove (11) is provided at the center of the upper surface of the lower clamping die (20) along the length direction; a second pier head groove (22) matching the first pier head groove (12) is provided at one end of the upper surface of the lower clamping die (20) along the length direction; a plurality of second positioning holes corresponding to the plurality of positioning holes are provided on the upper surface of the lower clamping die (20); a second fixing groove (23) corresponding to the first fixing groove (14) is provided on the front surface of the lower clamping die (20) along the length direction; The elongated tool (30) is a cylinder, and has a third diameter, which is equal to the first diameter; the elongated tool (30) is arranged between the first positioning groove (11) and the second positioning groove (21), and at the end opposite to the first pier head groove (12) and the second pier head groove (22); the elongated tool (30) is used to lengthen the short pipe (40) to be processed.

2. The safety tooling used for the short tube heading according to claim 1 is characterized in that: The first positioning groove (11), the first fixing groove (14), the second positioning groove (21) and the second fixing groove (23) are all through grooves.

3. The safety tooling used for the short tube heading according to claim 1, characterized in that: The upper side surface of the first fixing groove (14) is lower than the height of the upper surface of the upper clamping mold (10); and the lower side surface of the second fixing groove (23) is higher than the height of the lower surface of the lower clamping mold (20).

4. The safety tooling used for the short tube heading according to claim 1, characterized in that: The plurality of first positioning holes (13) are all through holes, and the plurality of second positioning holes are all blind holes.

5. The safety tooling used for the short tube heading according to claim 1, characterized in that: The number of the first positioning holes (13) and the number of the second positioning holes are both two.

Images