Adjustable tapping machine

Abstract

The utility model discloses an adjustable tapping machine, and belongs to the technical field of tapping machines, the top end of a workbench is provided with a chute opening and an L-shaped rod, the bottom end of the workbench is fixedly provided with an annular plate through a plurality of stand columns and is connected with a round rod through a first driving motor, the inner side of one end of the L-shaped rod is provided with a tapping assembly, and the other end of the L-shaped rod is fixedly provided with a sliding rod; a circular ring and a circular plate are arranged in the annular plate, a fixing ring is arranged at the bottom end of the circular plate, the circular plate and the circular ring are fixedly connected through two first connecting rods and two second connecting rods, rotating rods are fixed to the bottom sides of the first connecting rods, a gear is arranged in the fixing ring, and a plurality of fixing blocks are fixed to the outer arc of the fixing ring. A plurality of racks are fixed to the inner arc, the fixing block is connected with the annular plate through screws, the other end of the round rod is fixedly connected with the round plate, a driving rod is fixed to the other end of the rotating rod, and the other end of the driving rod is connected with the other end of the driven rod through a second rotating shaft. By means of the tapping machine, the moving range of the tapping assembly is large, and the tapping machine can meet the machining requirements of large-size accessories.

Description

Technical Field

[0001] The utility model relates to the technical field of tapping machines, in particular to an adjustable tapping machine. Background Art

[0002] A tapping machine is a machine tool that uses a tap to produce internal threads. It is the most widely used type of internal threading machine. Existing tapping machines generally consist of a bracket, a chuck mounted on the bracket, and a base station fixed to the bracket and located below the chuck. To produce internal threads on a workpiece, a tap is mounted on the chuck and the workpiece is fixed above the base station. After the workpiece is secured, it is positioned below the tap, and the tap is aligned with the area of the workpiece where the internal thread is to be produced. The tap is then used to produce the threads.

[0003] At present, the tapping head of the tapping machine has a small range of motion, which makes it difficult to apply to accessories with larger volumes and has great limitations. Therefore, it is urgent to design an adjustable tapping machine to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an adjustable tapping machine to solve the problem that the existing tapping machine has a small range of motion of the tapping head, which makes it difficult to be applied to accessories of larger volume and thus has great limitations.

[0005] The top end face of said sliding arm is fixedly provided with a toothed plate, and the bottom end face of said toothed plate is fixedly provided with a toothed plate, and the toothed plate is meshed with toothed plates.

[0006] A driving rod is also fixed to the other end of the rotating rod, and the other end of the driving rod is movably connected to the other end of the driven rod through a second rotating shaft.

[0007] Optionally, the tapping assembly includes a supporting plate, which is fixedly connected to the L-shaped rod via a connecting column and has a groove at its bottom end, a second drive motor is fixed to one end of the supporting plate, an output end of the second drive motor extends into the groove and is connected to a screw, a limit block is threadedly connected to the screw, a first hydraulic cylinder is fixed to the bottom end of the limit block, a piston rod of the first hydraulic cylinder is connected to a mounting seat, and a tapping head is installed at the bottom end of the mounting seat.

[0008] Optionally, two second hydraulic cylinders located opposite to each other are fixed on the top of the workbench, and the piston rods of the second hydraulic cylinders are connected to clamping plates.

[0009] Optionally, a side panel is fixed on the top of the workbench, a guide rod is fixed on the side of the L-shaped rod, and the guide rod is slidably connected to the side panel.

[0010] Optionally, a stop block is fixed to the other end of the guide rod.

[0011] Optionally, an annular groove is formed on the inner arc of the ring plate, and a slip ring located in the annular groove is fixed on the outer arc of the circular ring.

[0012] The utility model provides an adjustable tapping machine, wherein the top of the workbench is provided with a sliding groove and an L-shaped rod, the bottom end of which is fixed with a ring plate through several columns and a first driving motor is installed, a tapping assembly is provided on the inner side of one end of the L-shaped rod, and a sliding rod is fixed on the other end, the sliding rod is slidably connected to the sliding groove and its bottom end is connected to a driven rod through a first rotating shaft, a circular ring and a circular plate are provided in the ring plate and a fixing ring is provided at its bottom end, the circular plate is located in the circular ring and is fixedly connected to it through two first connecting rods and two second connecting rods, a rotating rod is fixed on the bottom side of the first connecting rod, and the fixing ring A gear is provided in the middle and several evenly distributed fixed blocks are fixed on its outer arc, and several racks are fixed on the inner arc. The gear is movably connected to the side of the rotating rod and meshes with several racks for transmission. Several fixed blocks are connected to the ring plate by screws; a round rod is fixed to the output end of the first driving motor, and the other end of the round rod is fixed to the circular plate, and a driving rod is also fixed to the other end of the rotating rod, and the other end of the driving rod is movably connected to the other end of the driven rod through a second rotating shaft; using this tapping machine, the tapping assembly has a large range of motion and can be suitable for the processing needs of larger accessories. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural diagram of the adjustable tapping machine provided by the utility model;

[0014] Figure 2 This is a bottom view of the adjustable tapping machine provided by the utility model;

[0015] Figure 3 This is a top view of the adjustable tapping machine provided by the utility model;

[0016] Figure 4 yes Figure 3 Middle AA section view. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a central component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are intended only to describe specific embodiments and are not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0020] The utility model provides an adjustable tapping machine, the structure of which is as follows: Figures 1 to 4As shown, it includes a workbench 1, a slide groove 2 is opened on the top of the workbench 1 and an L-shaped rod 3 is provided, a ring plate 5 is fixed to the bottom end through several columns 4 and a first drive motor 19 is installed, a tapping assembly is provided on the inner side of one end of the L-shaped rod 3, and a sliding rod 6 is fixed to the other end, the sliding rod 6 is slidably connected to the slide groove 2 and its bottom end is connected to the driven rod 8 through the first rotating shaft 7, a circular ring 10 and a circular plate 9 are provided in the ring plate 5 and a fixed ring 17 is provided at the bottom end, the circular plate 9 is located in the circular ring 10 and is fixedly connected to it through two first connecting rods 11 and two second connecting rods 12, a rotating rod 13 is fixed to the bottom side of the first connecting rod 11, a gear 14 is provided in the fixing ring 17 and a plurality of evenly distributed fixed blocks 37 are fixed on its outer arc, and a plurality of racks 18 are fixed on the inner arc. 14 is movably connected to the side of the rotating rod 13 and meshes with a plurality of racks 18 for transmission. A plurality of fixed blocks 37 are connected to the ring plate 5 by screws 38. A round rod 20 is fixed to the output end of the first driving motor 19. The other end of the round rod 20 is fixed to the circular plate 9. A driving rod 15 is also fixed to the other end of the rotating rod 13. The other end of the driving rod 15 is movably connected to the other end of the driven rod 8 through the second rotating shaft 16. The output end of the first driving motor 19 drives the ring 10 to rotate so that the gear 14 meshes with the plurality of racks 18 for transmission. At this time, the gear 14 drives one end of the driving rod 15 to rotate. Finally, the other end of the driving rod 15 drives one end of the driven rod 8 to move so that the other end of the driven rod 8 drives the L-shaped rod 3 to move through the sliding rod 6, thereby adjusting the range of motion of the tapping assembly. Using an adjustable tapping machine, the tapping assembly has a large range of motion and can be applied to the processing needs of larger accessories.

[0021] Specifically, the tapping assembly includes a supporting plate 22, which is fixedly connected to the L-shaped rod 3 through a connecting column 21 and has a groove 24 at its bottom end. A second drive motor 23 is fixed to one end of the supporting plate, and the output end of the second drive motor 23 extends into the groove 24 and is connected to a screw 25. A limit block 26 is threadedly connected to the screw 25, and a first hydraulic cylinder 27 is fixed to the bottom end of the limit block 26, whose piston rod is connected to a mounting seat 28, and a tapping head 29 is installed at the bottom end of the mounting seat 28. The screw 25 is driven to rotate by the output end of the second drive motor 23 so that the limit block 26 drives the tapping head 29 to move horizontally, and then the piston rod of the first hydraulic cylinder 27 drives the tapping head 29 to move downward to process the workpiece.

[0022] Furthermore, two second hydraulic cylinders 33 are fixed at the top of the workbench 1 in opposite positions, and their piston rods are connected to the clamping plate 34. The two second hydraulic cylinders 33 piston rods drive the clamping plate 34 to move inward to clamp the workpiece and tighten it to facilitate subsequent processing of the workpiece.

[0023] Furthermore, a side plate 30 is fixed to the top of the workbench 1, and a guide rod 31 is fixed to the side of the L-shaped rod 3. The guide rod 31 is slidably connected to the side plate 30 to support the L-shaped rod 3 to always move horizontally without deviation or rotation.

[0024] Furthermore, a stopper 32 is fixed to the other end of the guide rod 31 to prevent the guide rod 31 from being disconnected from the side plate 30 .

[0025] Furthermore, an annular groove 35 is formed on the inner arc of the ring plate 5 , and a slip ring 36 located in the annular groove 35 is fixed on the outer arc of the circular ring 10 for supporting the rotation of the circular ring 10 .

[0026] The working principle of the present utility model is as follows: first, the workpiece is placed between the two clamps 34, and then the two second hydraulic cylinders 33 are started, and their piston rods drive the clamps 34 to move inward to clamp the workpiece, then the first drive motor 19 is started, and its output end drives the ring 10 to rotate so that the gear 14 engages with several racks 18 for transmission. At this time, the gear 14 drives one end of the drive rod 15 to rotate, and at this time, the other end of the drive rod 15 drives one end of the driven rod 8 to move so that the other end of the driven rod 8 drives the L-shaped rod 3 to move through the slide rod 6, thereby adjusting the range of motion of the tapping assembly, and finally, the screw 25 is driven to rotate by the output end of the second drive motor 23 so that the limit block 26 drives the tapping head 29 to move horizontally to the appropriate position, and then the tapping head 29 is driven downward by the piston rod of the first hydraulic cylinder 27 to process the workpiece.

[0027] The above description is only a description of the preferred embodiment of the present invention and does not limit the scope of the present invention. Any changes and modifications made by ordinary technicians in the field of the present invention based on the above disclosure shall fall within the scope of protection of the claims.

Claims

1. An adjustable tapping machine, comprising a workbench (1), characterized in that: The workbench (1) has a slot opening (2) at the top and an L-shaped rod (3) at the bottom, a ring plate (5) fixed to the bottom through a plurality of columns (4) and a first drive motor (19) installed, a tapping assembly is provided on the inner side of one end of the L-shaped rod (3), and a sliding rod (6) is fixed to the other end, the sliding rod (6) is slidably connected to the slot opening (2) and the bottom end of the sliding rod (6) is connected to the driven rod (8) through a first rotating shaft (7), a circular ring (10) and a circular plate (9) are provided in the ring plate (5) and a fixed ring (17) is provided at the bottom end, the circular plate (9) is located in the circular ring (10) and is connected to the circular plate (9) through two first connecting rods (11) and two connecting rods (17). The second connecting rod (12) is fixedly connected, a rotating rod (13) is fixed to the bottom side of the first connecting rod (11), a gear (14) is provided in the fixing ring (17), and a plurality of evenly distributed fixing blocks (37) are fixed on the outer arc thereof, and a plurality of racks (18) are fixed on the inner arc thereof, the gear (14) is movably connected to the side of the rotating rod (13) and meshes with the plurality of racks (18) for transmission, and the plurality of fixing blocks (37) are all connected to the ring plate (5) by screws (38); a round rod (20) is fixed to the output end of the first driving motor (19), and the other end of the round rod (20) is fixedly connected to the circular plate (9); A driving rod (15) is also fixed to the other end of the rotating rod (13), and the other end of the driving rod (15) is movably connected to the other end of the driven rod (8) via a second rotating shaft (16).

2. The adjustable tapping machine according to claim 1, characterized in that: The tapping assembly comprises a bearing plate (22), the bearing plate (22) being fixedly connected to the L-shaped rod (3) via a connecting column (21) and having a groove (24) formed at its bottom end, a second drive motor (23) being fixed at one end thereof, an output end of the second drive motor (23) extending into the groove (24) and being connected to a screw rod (25), a limit block (26) being threadedly connected to the screw rod (25), a first hydraulic cylinder (27) being fixed at the bottom end of the limit block (26), a piston rod of which being connected to a mounting seat (28), and a tapping head (29) being mounted at the bottom end of the mounting seat (28).

3. The adjustable tapping machine according to claim 1, characterized in that: Two second hydraulic cylinders (33) positioned opposite to each other are also fixed on the top of the workbench (1), and the piston rods of the second hydraulic cylinders (33) are connected to clamping plates (34).

4. The adjustable tapping machine according to claim 1, characterized in that: A side plate (30) is fixed on the top of the workbench (1), a guide rod (31) is fixed on the side of the L-shaped rod (3), and the guide rod (31) is slidably connected to the side plate (30).

5. The adjustable tapping machine according to claim 4, characterized in that: A stopper (32) is fixed to the other end of the guide rod (31).

6. The adjustable tapping machine according to claim 1, characterized in that: An annular sliding groove (35) is formed on the inner arc of the ring plate (5), and a slip ring (36) located in the annular sliding groove (35) is fixed on the outer arc of the circular ring (10).

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