Elbow end face turning device

Abstract

The invention discloses an elbow end face turning device, and belongs to the technical field of machining. Comprising a reversing driving component which is coaxially fixed with a connecting flange through a bottom plate; the reversing driving component comprises a driving device used for driving the elbow mounting component to reverse and a main support used for fixing the elbow mounting component, a sliding block is arranged at the output end of the driving device, a pin shaft is arranged on the sliding block, the pin shaft is connected with an arc-shaped plate in a sliding mode, and the arc-shaped plate is fixedly connected with the elbow mounting component; the elbow installation component comprises a base plate, end plates are arranged at the upper end and the lower end of the base plate, and a first positioning block and a second positioning block which are used for containing an elbow to be machined are connected between the end plates through double-thread screws. When the elbow is turned in a reversing manner, the driving device is matched with the arc-shaped plate to drive the elbow mounting component to reverse, the elbow to be machined does not need to be clamped for multiple times to change the direction, the auxiliary time is shortened, the machining efficiency is improved, and the elbow machining quality is guaranteed.

Description

Technical Field

[0001] The invention relates to an elbow end face turning device, belonging to the technical field of mechanical processing. Background Art

[0002] In the chemical industry and water supply and drainage fields, elbows are widely used as pipe connectors. The existing processing method is to first use a punching machine or hydraulic equipment with different fixtures to perform forming processing, and then use special chamfering equipment to chamfer. For example, a 90-degree elbow shaping and chamfering all-in-one machine, application number 201720658320.5, is designed with a special chamfering equipment, and the equipment structure is relatively complex. There are also chamfering processes using drilling machines or lathes. This processing method has many clamping times, low production capacity, and unstable product quality. When the product batch is not large enough and sufficient accuracy needs to be guaranteed, it is still necessary to design a high-efficiency turning tool to reduce the number of clamping times and turn the end face of the elbow and chamfer it. Summary of the Invention

[0003] The purpose of the present invention is to overcome the shortcomings of existing turning devices, such as many clamping times, low production capacity, and unstable product quality, and to provide an elbow end face turning device; In order to achieve the above objectives / solve the above technical problems, the present invention is implemented by adopting the following technical solutions: An elbow end face turning device, comprising: A reversing drive component, wherein the reversing drive component is coaxially fixed to the connecting flange through a base plate; The reversing drive component includes a driving device for driving the elbow mounting component to reversing and a main support for fixing the elbow mounting component. A slider is provided at the output end of the driving device, and a pin is provided on the slider. The pin is slidably connected to an arc plate, and the arc plate is fixedly connected to the elbow mounting component. The elbow installation component includes a base plate, the upper and lower ends of the base plate are provided with end plates, and the end plates are connected by double-headed screws to form a positioning block 1 and a positioning block 2 for placing the elbow to be processed.

[0004] Optionally, the arc plate is semi-cylindrical, and a spiral guide groove is provided on the back side of the arc plate; a straight guide groove 1 is provided at the upper end of the spiral guide groove, and a straight guide groove 2 is provided at the lower end, wherein the straight guide groove 1 and the straight guide groove 2 are parallel to the axis of the arc plate, and the pin shaft slides in cooperation with the spiral guide groove, the straight guide groove 1 and the straight guide groove 2.

[0005] Optionally, the main support includes main support one and main support two, the main support one is vertically fixed to one end of the base plate through fixing plate one; the main support two is vertically fixed to the other end of the base plate through fixing plate two; the fixing plate two is provided with a guide groove for cooperating with the sliding of the slider.

[0006] Optionally, the cylindrical sections at both ends of the double-headed screw pass through end plate 1 and end plate 2, and are rotatably installed through bushing 1 and the main shaft holes on main support 1 and main support 2.

[0007] Optionally, both ends of the double-headed screw are further provided with hexagonal corners.

[0008] Optionally, a screw rod 1 is provided between the positioning block 1 and the end plate 2, the outer cylindrical section of the screw rod 1 passes through the end plate 2, and is rotatably installed with the end plate 2 through the bushing 2, and the spiral direction of the screw rod 1 is consistent with the spiral direction of the upper section of the double-headed screw.

[0009] Optionally, a screw rod 2 is provided between the positioning block 2 and the end plate 1. The outer cylindrical section of the screw rod 2 passes through the end plate 1 and is rotatably installed with the end plate 1 through the bushing 2. The spiral direction of the screw rod 2 is consistent with the spiral direction of the lower section of the double-headed screw.

[0010] Optionally, an intermediate shaft is provided for rotation between end plate 1 and end plate 2, a gear 2 is provided on the top of the intermediate shaft, a gear 1 is fixed to the upper end of the double-headed screw, a gear 3 is fixed to the screw 1, and the gear 2 rotates in meshing engagement with gear 1 and gear 3.

[0011] Optionally, a gear four is fixed to the lower end of the double-headed screw, a gear six is fixed to the screw two, and a gear five is provided at the bottom of the intermediate shaft, and the gear five is engaged with the gear four and the gear six.

[0012] Optionally, the driving device adopts a cylinder, which is fixedly installed on the base plate through a cylinder seat, and the axis of the cylinder is parallel to the axis of the main shaft hole.

[0013] Compared with the prior art, the present invention has the following beneficial effects: The present invention provides a reversing drive component and an elbow mounting component. When the elbow is reversing turned, the drive device cooperates with the arc plate to drive the elbow mounting component to reverse. There is no need to clamp and change the direction of the elbow to be processed multiple times. At the same time, the main shaft does not need to be stopped, which reduces the auxiliary time, improves the processing efficiency, and is conducive to ensuring the quality of elbow processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The figure shows an axonometric view of an elbow end face turning device provided by an embodiment of the present invention; Figure 2 Schematic diagram of the connecting flange and the reversing drive component provided by an embodiment of the present invention; Figure 3 The elbow mounting component of the embodiment of the present invention is shown in FIG. Figure 1 ; Figure 4 The elbow mounting component of the embodiment of the present invention is shown in FIG. Figure 2 ; In the figure: 01, connecting flange; 02, base plate; 03, cylinder; 031, piston rod; 04, main support 1; 041, spindle hole 1; 042, fixing plate 1; 05, cylinder seat; 06, slider; 07, pin; 08, main support 2; 081, spindle hole 2; 082, fixing plate 2; 10. Base plate; 11. Arc plate; 111. Spiral guide groove; 112. Straight guide groove 1; 113. Straight guide groove 2; 12. End plate 1; 13. End plate 2; 14. Positioning block 1; 15. Positioning block 2; 16. Double-headed screw; 17. Screw 1; 18. Screw 2; 19. Bushing 1; 20. Intermediate shaft; 21. Bushing 2; 22. Gear 1; 23. Gear 2; 24. Gear 3; 25. Gear 4; 26. Gear 5; 27. Gear 6; 28. Elbow. DETAILED DESCRIPTION

[0015] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0016] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0017] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0018] like Figure 1-Figure 4 As shown, a device for turning an elbow end face is disclosed, comprising: A reversing drive component, which is coaxially fixed to the connecting flange 01 via the base plate 02; The reversing drive component includes a driving device for driving the elbow mounting component to reversing and a main support for fixing the elbow mounting component. The output end of the driving device is provided with a slider 06, and the slider 06 is provided with a pin 07. The pin 07 is slidably connected to the arc plate 11, and the arc plate 11 is fixedly connected to the elbow mounting component. The elbow mounting assembly includes a base plate 10 with end plates at the top and bottom. Positioning block 14 and positioning block 15, used to position the elbow to be machined, are connected between the end plates via double-ended screws 16. Specifically, base plate 10 is composed of two curved vertical plates fixedly connected by a rear curved plate 11. End plates 12 and 13 are positioned parallel to each other at either end of base plate 10.

[0019] like Figure 2-Figure 3 As shown, the arc plate 11 is semi-cylindrical, and a spiral guide groove 111 is provided on the back of the arc plate 11; a straight guide groove 112 is provided at the upper end of the spiral guide groove 111, and a straight guide groove 2 113 is provided at the lower end; wherein, the straight guide groove 112 and the straight guide groove 2 113 are parallel to the axis of the arc plate 11, and the pin 07 is slidably fitted with the spiral guide groove 111, the straight guide groove 112 and the straight guide groove 2 113.

[0020] The curved plate 11 is semi-cylindrical and fixed to the back of the base plate 10 of the elbow mounting assembly. The axis of the curved plate 11 coincides with the axis of the double-start screw 16. A spiral guide groove 111 is provided on the back of the curved plate 11. A straight guide groove 112 is provided at the upper end of the spiral guide groove 111, and a straight guide groove 2 113 is provided at the lower end of the spiral guide groove 111. Straight guide grooves 112 and 113 are parallel to the axis of the curved plate 11.

[0021] like Figure 3 As shown, the main support includes a main support 04 and a main support 08. The main support 04 is vertically fixed to one end of the base plate 02 through a fixing plate 042; the main support 08 is vertically fixed to the other end of the base plate 02 through a fixing plate 082; and a guide groove is provided on the fixing plate 082 to cooperate with the sliding of the slider 06.

[0022] The main support 04 is vertically fixed to one end of the base plate 02 through a fixing plate 042; the main support 08 is vertically fixed to the other end of the base plate 02 through a fixing plate 082; the main support 04 is parallel to the main support 08 and is symmetrically arranged about the axis of the connecting flange 01; the main shaft hole 041 provided on the main support 04 is coaxial with the main shaft hole 081 provided on the main support 08, and the axis intersects the axis of the connecting flange 01 vertically.

[0023] The cylinder 03 is fixedly mounted on the base plate 02 via the cylinder seat 05, with the axis of the cylinder 03 parallel to the axis of the spindle hole 041. The air inlet and outlet pipes of the cylinder 03 pass through the spindle center of the machine tool and are connected to the outside through a pneumatic rotary joint.

[0024] A guide groove is provided within the fixed plate 282 of the main support 28, within which a slider 06 slides. Slider 06 is driven axially by the piston rod 031 of the cylinder 03. A pin 07 is fixed to slider 06 on the side facing the curved plate 11, and slidably engages with a spiral guide groove 111 on the back of the curved plate 11.

[0025] In the specific implementation of this embodiment, the cylindrical sections at both ends of the stud screw 16 pass through end plate 12 and end plate 2 13, and are rotatably mounted to the main shaft holes of main support 1 04 and main support 2 08 via bushing 1 19. The elbow mounting components are rotatably mounted to the main shaft holes of main support 1 04 and main support 2 08 via bushing 1 19 at both ends of the stud screw 16. Hexagonal corners are also provided at both ends of the stud screw 16 to facilitate screw rotation.

[0026] During the specific implementation of this embodiment, a screw rod 17 is provided between the positioning block 14 and the end plate 2 13. The outer end cylindrical section of the screw rod 17 passes through the end plate 2 13 and is rotatably installed with the end plate 2 13 through the bushing 21. The spiral direction of the screw rod 17 is consistent with the spiral direction of the upper section of the double-headed screw 16. A screw rod 18 is provided between the positioning block 2 15 and the end plate 12. The outer end cylindrical section of the screw rod 18 passes through the end plate 12 and is rotatably installed with the end plate 12 through the bushing 21. The spiral direction of the screw rod 18 is consistent with the spiral direction of the lower section of the double-headed screw 16.

[0027] The structure is described in detail. The positioning block 14 and the positioning block 2 15 are symmetrically and movably arranged between the end plate 12 and the end plate 2 13. The symmetry plane passes through the axial symmetry plane of the base plate 10. An arc groove matching the elbow is provided under the positioning block 14, and an arc groove matching the elbow is provided above the positioning block 2 15. The positioning block 14 and the positioning block 2 15 are engaged to clamp the elbow to be processed.

[0028] A stud-threaded screw 16 is helically connected and passes through positioning block 14 and positioning block 2 15. The threads on both ends of stud-threaded screw 16 run in opposite directions. The axis of stud-threaded screw 16 coincides with the axis of curved plate 11, and stud-threaded screw 16 is located on one side of the curved groove that matches the elbow. The cylindrical sections at both ends of stud-threaded screw 16 pass through end plate 12 and end plate 2 13 and are rotatably mounted in the end plate holes via bushing 19. Hexagonal sockets are provided at both ends of stud-threaded screw 16 to facilitate rotation.

[0029] During the specific implementation of this embodiment, an intermediate shaft 20 is rotatably disposed between the first and second end plates 12 and 13. A second gear 23 is disposed on the top of the intermediate shaft 20. A first gear 22 is secured to the upper end of the double-ended screw 16, and a third gear 24 is secured to the first screw 17. The second gear 23 rotates in mesh with the first gear 22 and the third gear 24. A fourth gear 25 is secured to the lower end of the double-ended screw 16, and a sixth gear 27 is secured to the second screw 18. A fifth gear 26 is disposed on the bottom of the intermediate shaft 20, and meshes with the fourth gear 25 and the sixth gear 27.

[0030] like Figure 4 As shown, it is further explained that screw 17 and screw 2 18 are coaxial, arranged parallel to the double-headed screw 16, and are located on the other side of the arc groove on the positioning block 14 and positioning block 2 15 that matches the elbow.

[0031] The screw rod 17 is spirally connected to the positioning block 2 15. The spiral direction of the screw rod 17 is consistent with the spiral direction of the upper section of the double-headed screw rod 16. The outer cylindrical section of the screw rod 17 passes through the end plate 2 13 and is rotatably mounted to the end plate through the bushing 2 21. The second screw rod 18 is spirally connected to the positioning block 14, and the spiral direction of the second screw rod 18 is consistent with the spiral direction of the lower section of the double-headed screw rod 16; the outer end cylindrical section of the second screw rod 18 passes through the end plate 12 and is rotatably mounted on the end plate through a bushing; Gear 1 22, Gear 2 23, and Gear 3 24 form an upper gear set; Gear 1 22 is fixedly connected to the upper end of the double-headed screw 16, Gear 3 24 is fixedly connected to the screw 1 17, and Gear 2 23 is rotatably mounted on the intermediate shaft 20 and meshes with Gear 1 22 and Gear 3 24. Gear 4 25, Gear 5 26, and Gear 6 27 form the lower gear set; Gear 4 25 is fixedly connected to the lower end of the double-headed screw 16, Gear 6 27 is fixedly connected to the screw 2 18, and Gear 5 26 is rotatably mounted on the intermediate shaft and meshes with Gear 4 25 and Gear 6 27. During the specific implementation of this embodiment, the driving device adopts a cylinder 03, which is fixedly installed on the base plate 02 through a cylinder seat 05, and the axis center line of the cylinder 03 is parallel to the axis center line of the main shaft hole 041.

[0032] Turning process: By rotating the double-headed screw 16 in the opposite direction with a wrench, gear 1 22 drives gear 3 24 through gear 2 23 to drive screw 1 17 to rotate in the same direction. At the same time, gear 4 25 drives gear 6 27 through gear 5 26 to drive screw 2 18 to rotate in the same direction, driving positioning block 14 to separate from positioning block 2 15. Install the elbow to be processed into the arc groove; By rotating the double-headed screw 16 in the forward direction with a wrench, the positioning block 14 and the positioning block 2 15 are driven to move closer to each other, thereby clamping the elbow to be processed.

[0033] At this time, if the piston rod 031 is in the retracted state, the pin 07 is located in the straight guide groove 112 at one end of the spiral guide groove 111, locking the position of the elbow mounting component; Start the machine tool spindle and turn one end of the elbow; After the turning of this end is completed, the cylinder 03 is reversed, the piston rod 031 is extended, the pin shaft 07 slides downward, and enters the straight guide groove 113 along the spiral guide groove 111. The elbow mounting component rotates the set angle, such as 90 degrees (corresponding to a 90-degree elbow) or 135 degrees (corresponding to a 135-degree elbow); continue turning the other end of the elbow; after completion, stop the machine tool spindle.

[0034] 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 technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. An elbow end face turning device, characterized in that: include: A reversing drive component, wherein the reversing drive component is coaxially fixed to the connecting flange (01) via a base plate (02); The reversing drive component comprises a drive device for driving the elbow mounting component to reverse and a main support for fixing the elbow mounting component, wherein the output end of the drive device is provided with a slider (06), the slider (06) is provided with a pin (07), the pin (07) is slidably connected to an arc plate (11), and the arc plate (11) is fixedly connected to the elbow mounting component; The elbow installation component comprises a base plate (10), wherein the base plate (10) is provided with end plates at the upper and lower ends, and a positioning block 1 (14) and a positioning block 2 (15) for placing the elbow to be processed are connected between the end plates via a double-headed screw (16).

2. The elbow end face turning device according to claim 1, characterized in that: The arc plate (11) is semi-cylindrical, and a spiral guide groove (111) is provided on the back of the arc plate (11); a straight guide groove (112) is provided at the upper end of the spiral guide groove (111), and a straight guide groove (113) is provided at the lower end, wherein the straight guide groove (112) and the straight guide groove (113) are parallel to the axis of the arc plate (11), and the pin (07) is in sliding cooperation with the spiral guide groove (111), the straight guide groove (112) and the straight guide groove (113).

3. The elbow end face turning device according to claim 1, characterized in that: The main support comprises a main support 1 (04) and a main support 2 (08), wherein the main support 1 (04) is vertically fixed to one end of the base plate (02) via a fixing plate 1 (042); the main support 2 (08) is vertically fixed to the other end of the base plate (02) via a fixing plate 2 (082); and a guide groove for cooperating with the sliding block (06) is provided on the fixing plate 2 (082).

4. The elbow end face turning device according to claim 3, characterized in that: The cylindrical sections at both ends of the double-headed screw (16) pass through end plate 1 (12) and end plate 2 (13), and are rotatably mounted through bushing 1 (19) and the main shaft holes on main support 1 (04) and main support 2 (08).

5. The elbow end face turning device according to claim 1, characterized in that: The double-headed screw (16) is also provided with hexagonal corners at both ends.

6. The elbow end face turning device according to claim 1, characterized in that: A screw rod 1 (17) is provided between the positioning block 1 (14) and the end plate 2 (13). The outer cylindrical section of the screw rod 1 17 passes through the end plate 2 (13) and is rotatably mounted on the end plate 2 (13) through the bushing 2 (21). The spiral direction of the screw rod 1 (17) is consistent with the spiral direction of the upper section of the double-headed screw rod (16).

7. The elbow end face turning device according to claim 6, characterized in that: A second screw rod (18) is provided between the second positioning block (15) and the first end plate (12). The outer cylindrical section of the second screw rod (18) passes through the first end plate (12) and is rotatably mounted on the first end plate (12) through the second bushing (21). The spiral direction of the second screw rod (18) is consistent with the spiral direction of the lower section of the double-headed screw rod (16).

8. The elbow end face turning device according to claim 7, characterized in that: An intermediate shaft (20) is provided between the end plate 1 (12) and the end plate 2 (13) for rotation, a gear 2 (23) is provided on the top of the intermediate shaft (20), a gear 1 (22) is fixed to the upper end of the double-headed screw (16), a gear 3 (24) is fixed to the screw 1 (17), and the gear 2 (23) is meshed and rotated with the gear 1 (22) and the gear 3 (24).

9. The elbow end face turning device according to claim 8, characterized in that: The lower end of the double-headed screw (16) is fixed with a gear four (25), the screw two 18 is fixed with a gear six (27), and the bottom of the intermediate shaft (20) is provided with a gear five (26), and the gear five (26) is meshed with the gear four (25) and the gear six (27).

10. The elbow end face turning device according to claim 1, characterized in that: The driving device adopts a cylinder (03) which is fixedly mounted on the base plate (02) via a cylinder seat (05), and the axis of the cylinder (03) is parallel to the axis of the main shaft hole (041).

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