Metal long pipe conveying device of precision automatic lathe

Abstract

The utility model discloses a metal long pipe conveying device of a precision automatic lathe in the technical industry of precision automatic lathe conveying devices, which comprises two bottom fixing devices, two pipeline fixing devices are arranged above the bottom fixing devices, a metal long pipe is fixedly arranged in the pipeline fixing devices, and the metal long pipe is arranged in the pipeline fixing devices. A fixing block is installed in the left end of the long metal pipeline, a hydraulic clamp is further installed in the long metal pipeline, a to-be-machined metal bar is clamped at the front end of the hydraulic clamp and penetrates out of the long metal pipeline, and the front end of the to-be-machined metal bar stretches into the precision automatic lathe body. According to the device, the hydraulic clamp is arranged to clamp a metal bar to be machined, the long hydraulic telescopic rod drives the hydraulic clamp and the metal bar to be machined to advance, manual feeding is avoided, a whole bar can be machined every time finish machining is conducted, and the machining efficiency is improved; and the hydraulic clamp is matched with the limiting ring, so that the concentricity of the metal bar to be machined during advancing is guaranteed, and the machining precision of the metal bar is guaranteed.

Description

Technical Field

[0001] The present utility model relates to the technical field of the walking lathe conveying device, and specifically relates to a walking lathe metal long pipe conveying device. Background Art

[0002] The walking lathe - fully known as the walking type CNC lathe, can also be called the spindle box moving type CNC automatic lathe, the economical turning and milling compound machine tool or the longitudinal cutting lathe. Abbreviated as the walking lathe, the scientific definition: the spindle moving type CNC lathe. In the international market, it is called the Swiss precision automatic lathe, and in the Chinese market, it is also called the longitudinal cutting type CNC lathe. Because the standard configuration of the CNC walking lathe is equipped with a side power head, it is also called the walking type turning and milling compound lathe. It belongs to precision machining equipment and can simultaneously complete compound machining such as turning, milling, drilling, boring, tapping, and engraving at one time. It is mainly used for batch processing of precision hardware and shaft - type special - shaped non - standard parts.

[0003] The working principle of the walking lathe is that the spindle C - axis rotates and moves along the Z - axis, and the tool rest moves in linkage with the Z / X / Y - axes to process the product. The tool of the walking lathe is always in a fixed position, and the product is processed by the forward and backward movement of the spindle along the Z - axis and the rotational movement of the C - axis. It is especially suitable for processing high - precision and slender shaft - type parts.

[0004] However, the existing technology has the following problems:

[0005] 1. For the existing walking lathe, manual feeding is required. Workers need to hold the bar stock for bar stock conveying. This feeding method cannot achieve continuous processing, has low production efficiency, and manual feeding has a certain degree of danger;

[0006] 2. Since the walking lathe processing requires a high concentricity of the original bar stock, the manual feeding method cannot meet the requirement, resulting in a large error in the processed parts. Utility Model Content

[0007] The purpose of the present utility model is to provide a walking lathe metal long pipe conveying device to solve the problems of dangerous manual feeding and inability to guarantee concentricity.

[0008] To achieve the above - mentioned purpose, the present utility model provides the following technical solution: A walking lathe metal long pipe conveying device includes a bottom fixing device. Above the bottom fixing device, a pipe fixing device is installed. The number of both the bottom fixing device and the pipe fixing device is two. A metal long pipe is fixedly installed inside the pipe fixing device. A fixing block is installed inside the left end of the metal long pipe. A hydraulic fixture is also installed inside the metal long pipe. The front end of the hydraulic fixture clamps a metal bar stock to be processed. The metal bar stock to be processed passes through the metal long pipe and the front end extends into the walking lathe main body.

[0009] As a further solution of the utility model: The bottom fixing device includes a bottom fixing plate, four ground fixing holes are opened at the four sides of the bottom fixing plate, a fixing sleeve is welded above the bottom fixing plate, an adjusting sleeve is sleeved above the inner part of the fixing sleeve, the fixing sleeve and the adjusting sleeve are fixedly connected through fixing bolts around, and a placing hook is installed at the front end of the fixing sleeve. The bottom fixing device is used for installing the pipeline fixing device and adjusting the overall height of the metal long pipeline to adapt to the gang-type automatic lathe.

[0010] As a further solution of the utility model: The pipeline fixing device includes a U-shaped mounting plate, the U-shaped mounting plate is fixedly connected to the top of the adjusting sleeve through bolts, a fixing ring plate is installed above the middle of the U-shaped mounting plate, the outer end of the fixing ring plate is connected to the inner end of the U-shaped mounting plate through fastening bolts, and a pressing bolt is installed at the top of the fixing ring plate. The pipeline fixing device is used for fixing the metal long pipeline.

[0011] As a further solution of the utility model: A hydraulic pipe is installed at the left end of the fixing block, a hydraulic connection interface is installed at the left end of the hydraulic pipe, an L-shaped connection interface is installed at the left end of the hydraulic connection interface, and a hydraulic pump is externally connected to the lower end of the L-shaped connection interface. The fixing block is used for installing the long hydraulic telescopic rod, the hydraulic pipe is used for supplying pressure to the hydraulic pipe and the hydraulic ejector rod, the hydraulic connection interface is used for connecting the hydraulic pipe and the L-shaped connection interface, and the L-shaped connection interface is used for externally connecting the hydraulic pump.

[0012] As a further solution of the utility model: A long hydraulic telescopic rod is installed at the right end of the fixing block, the long hydraulic telescopic rod is connected to the hydraulic pipe through a hose, and a hydraulic clamp is installed at the front end of the long hydraulic telescopic rod. The long hydraulic telescopic rod is used for pushing the hydraulic clamp.

[0013] As a further solution of the utility model: The hydraulic clamp includes a housing body, a hydraulic ejector rod is fixedly connected inside the left end of the housing body through bolts, a pressing frame is installed at the front end of the hydraulic ejector rod, a clamping sleeve is installed at the front end of the pressing frame, a metal bar to be processed is clamped inside the clamping sleeve, and a limiting ring is installed at the right end of the metal long pipeline. The hydraulic clamp is used for clamping the metal bar to be processed, and the limiting ring is used for keeping the metal bar to be processed horizontal.

[0014] As a further solution of the utility model: A control programmer is installed above the gang-type automatic lathe main body, and an indicator light is installed above the control programmer. The gang-type automatic lathe main body is used for processing the metal bar to be processed, the control programmer is used for programming, and the indicator light is used for displaying the equipment status.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. In the present utility model, a hydraulic fixture is provided to clamp the metal bar to be processed, and a long hydraulic telescopic rod drives the hydraulic fixture and the metal bar to be processed forward, avoiding manual feeding. Moreover, a whole bar can be processed in each precision machining, improving the processing efficiency.

[0017] 2. In the present utility model, the cooperation between the hydraulic fixture and the limit ring ensures the concentricity of the metal bar to be processed during forward movement, guaranteeing the processing precision. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 is a schematic diagram of the installation structure of the bottom fixing device and the pipeline fixing device of the present utility model;

[0020] Figure 3 is a schematic diagram of the internal structure of the long metal pipeline of the present utility model;

[0021] Figure 4 is a schematic diagram of the hydraulic fixture structure of the present utility model

[0022] In the figure: 1. Bottom fixing device; 101. Bottom fixing plate; 102. Ground fixing hole; 103. Fixed sleeve; 104. Fixed bolt; 105. Adjusting sleeve; 106. Placing hook; 2. Pipeline fixing device; 201. U-shaped mounting plate; 202. Fixed ring plate; 203. Fastening bolt; 204. Tightening bolt; 3. Long metal pipeline; 4. L-shaped connection interface; 5. Hydraulic connection interface; 6. Hydraulic pipe; 7. Fixed block; 8. Long hydraulic telescopic rod; 9. Hydraulic fixture; 901. Outer shell; 902. Hydraulic ejector rod; 903. Pressing frame; 904. Clamping sleeve; 10. Metal bar to be processed; 11. Limit ring; 12. Sliding headstock body; 13. Control programmer; 14. Indicator light. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-4, in the embodiment of the present utility model, a walking lathe metal long pipe conveying device includes a bottom fixing device 1. Above the bottom fixing device 1, a pipe fixing device 2 is installed. The number of both the bottom fixing device 1 and the pipe fixing device 2 is two. Inside the pipe fixing device 2, a metal long pipe 3 is fixedly installed. Inside the left end of the metal long pipe 3, a fixing block 7 is installed. Inside the metal long pipe 3, a hydraulic clamp 9 is also installed. The front end of the hydraulic clamp 9 clamps a metal rod to be processed 10. The metal rod to be processed 10 passes through the metal long pipe 3 and its front end extends into the walking lathe main body 12. This device clamps the metal rod to be processed 10 by setting the hydraulic clamp 9, drives the hydraulic clamp 9 and the metal rod to be processed 10 to move forward through the long hydraulic telescopic rod 8, avoiding manual feeding, and a whole rod can be processed in each precision machining, improving the processing efficiency; through the cooperation of the hydraulic clamp 9 and the limiting ring 11, the concentricity of the metal rod to be processed 10 when moving forward is ensured, and the processing precision is guaranteed.

[0025] Among them, the bottom fixing device 1 includes a bottom fixing plate 101. Four ground fixing holes 102 are opened at the four sides of the bottom fixing plate 101. Above the bottom fixing plate 101, a fixing sleeve 103 is welded. Above the inside of the fixing sleeve 103, an adjusting sleeve 105 is sleeved. The fixing sleeve 103 and the adjusting sleeve 105 are fixedly connected through fixing bolts 104 around. At the front end of the fixing sleeve 103, a placing hook 106 is installed. The bottom fixing device 1 is used to install the pipe fixing device 2 and adjust the overall height of the metal long pipe 3 to adapt it to the walking lathe.

[0026] The pipe fixing device 2 includes a U-shaped mounting plate 201. The U-shaped mounting plate 201 is fixedly connected to the top of the adjusting sleeve 105 through bolts. Above the middle of the U-shaped mounting plate 201, a fixing ring plate 202 is installed. The outer end of the fixing ring plate 202 is connected to the inner end of the U-shaped mounting plate 201 through a fastening bolt 203. At the top of the fixing ring plate 202, a tightening bolt 204 is installed. The pipe fixing device 2 is used to fix the metal long pipe 3.

[0027] At the left end of the fixing block 7, a hydraulic pipe 6 is installed. At the left end of the hydraulic pipe 6, a hydraulic connection interface 5 is installed. At the left end of the hydraulic connection interface 5, an L-shaped connection interface 4 is installed. The lower end of the L-shaped connection interface 4 is externally connected to a hydraulic pump. The fixing block 7 is used to install the long hydraulic telescopic rod 8. The hydraulic pipe 6 is used to supply pressure to the hydraulic pipe 6 and the hydraulic ejector rod 902. The hydraulic connection interface 5 is used to connect the hydraulic pipe 6 and the L-shaped connection interface 4. The L-shaped connection interface 4 is used for external connection to the hydraulic pump.

[0028] At the right end of the fixing block 7, a long hydraulic telescopic rod 8 is installed. The long hydraulic telescopic rod 8 is connected to the hydraulic pipe 6 through a hose. At the front end of the long hydraulic telescopic rod 8, a hydraulic clamp 9 is installed. The long hydraulic telescopic rod 8 is used to push the hydraulic clamp 9.

[0029] The hydraulic fixture 9 includes a housing 901. Inside the left end of the housing 901, a hydraulic ejector rod 902 is fixed by bolts. At the front end of the hydraulic ejector rod 902, a pressing frame 903 is installed. At the front end of the pressing frame 903, a collet 904 is installed. A metal rod 10 to be processed is clamped inside the collet 904. A limit ring 11 is installed at the front end of the metal long pipe 3. The hydraulic fixture 9 is used to clamp the metal rod 10 to be processed, and the limit ring 11 is used to keep the metal rod 10 to be processed horizontal.

[0030] Above the main body 12 of the sliding headstock, a control programmer 13 is installed. Above the control programmer 13, an indicator light 14 is installed. The main body 12 of the sliding headstock is used to process the metal rod 10 to be processed. The control programmer 13 is used for programming, and the indicator light 14 is used to display the equipment status.

[0031] The working principle and usage process of the present utility model are as follows: First, the metal rod 10 to be processed is placed in the hydraulic fixture 9. At this time, the hydraulic ejector rod 902 pushes the pressing frame 903 forward, so that the collet 904 clamps one end of the metal rod 10 to be processed. At this time, the fixed metal long pipe 3 is placed in the pipe fixing device 2, and the tightening bolt 204 is tightened. The height of the adjusting sleeve 105 is adjusted so that the metal rod 10 to be processed enters the fixture inside the main body 12 of the sliding headstock. At this time, the processing program is numbered through the control programmer 13, and the main body 12 of the sliding headstock runs. The long hydraulic telescopic rod 8 pushes the metal rod 10 to be processed forward to complete the processing of the parts in the metal rod 10 to be processed. This device clamps the metal rod 10 to be processed by setting the hydraulic fixture 9, drives the hydraulic fixture 9 and the metal rod 10 to be processed forward through the long hydraulic telescopic rod 8, avoiding manual feeding, and a whole rod can be processed in each precision machining, improving the processing efficiency; through the cooperation of the hydraulic fixture 9 and the limit ring 11, the concentricity of the metal rod 10 to be processed during forward movement is ensured, and the processing accuracy is ensured.

[0032] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A conveying device for a long metal tube of a Swiss-type lathe, comprising a bottom fixing device (1), characterized in that: A pipe fixing device (2) is installed above the bottom fixing device (1), the number of the bottom fixing device (1) and the number of the pipe fixing device (2) are both two, a long metal pipe (3) is fixedly installed in the pipe fixing device (2), a fixing block (7) is installed inside the left end of the long metal pipe (3), and a hydraulic clamp (9) is also installed inside the long metal pipe (3), the front end of the hydraulic clamp (9) clamps a metal bar (10) to be processed, and the metal bar (10) to be processed passes through the long metal pipe (3) and the front end extends into the Swiss machine body (12).

2. The long metal tube conveying device for a Swiss-type lathe according to claim 1 is characterized in that: The bottom fixing device (1) comprises a bottom fixing plate (101), four ground fixing holes (102) are opened on four sides of the bottom fixing plate (101), a fixing sleeve (103) is welded on the top of the bottom fixing plate (101), an adjusting sleeve (105) is sleeved on the top of the fixing sleeve (103), the fixing sleeve (103) and the adjusting sleeve (105) are fixedly connected by fixing bolts (104) on all sides, and a placement hook (106) is installed at the front end of the fixing sleeve (103).

3. The long metal tube conveying device for a Swiss-type lathe according to claim 1 is characterized in that: The pipeline fixing device (2) comprises a U-shaped mounting plate (201), the U-shaped mounting plate (201) being fixed to the top of the adjusting sleeve (105) by means of bolts, a fixing ring plate (202) being installed above the middle of the U-shaped mounting plate (201), the outer end of the fixing ring plate (202) being connected to the inner end of the U-shaped mounting plate (201) by means of fastening bolts (203), and a tightening bolt (204) being installed at the top of the fixing ring plate (202).

4. The long metal tube conveying device for a Swiss-type lathe according to claim 1 is characterized in that: The left end of the fixed block (7) is provided with a hydraulic pipe (6), the left end of the hydraulic pipe (6) is provided with a hydraulic connection interface (5), the left end of the hydraulic connection interface (5) is provided with an L-shaped connection interface (4), and the lower end of the L-shaped connection interface (4) is externally connected to a hydraulic pump.

5. The long metal tube conveying device for a Swiss-type lathe according to claim 1 is characterized in that: A long hydraulic telescopic rod (8) is mounted on the right end of the fixed block (7); the long hydraulic telescopic rod (8) is connected to the hydraulic pipe (6) via a hose; a hydraulic clamp (9) is mounted on the front end of the long hydraulic telescopic rod (8).

6. The long metal tube conveying device for a Swiss-type lathe according to claim 1 is characterized in that: The hydraulic clamp (9) comprises an outer shell (901), a hydraulic push rod (902) is fixed inside the left end of the outer shell (901) by bolts, a pressure frame (903) is installed at the front end of the hydraulic push rod (902), a jacket (904) is installed at the front end of the pressure frame (903), a metal bar (10) to be processed is clamped in the jacket (904), and a limit ring (11) is installed at one end of the long metal pipe (3).

7. The long metal tube conveying device for a Swiss-type lathe according to claim 6 is characterized by: A control programmer (13) is installed above the Swiss-made machine body (12), and an indicator light (14) is installed above the control programmer (13).

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