CN205324908U - Multiaxis tapping machine - Google Patents

Abstract

A multi-axis tapping machine includes a bracket, on which a moving device is installed, and the moving device includes two sets of linear sliding mechanisms intersecting each other. The linear sliding mechanism has a moving end, and a set of linear sliding mechanisms in it A first support plate is installed on the moving end of the sliding mechanism, and a plurality of lifting devices are installed side by side on the first support plate, and a tapping device is installed on each lifting device. The utility model can accurately process the inner thread of the workpiece, Moreover, the structure is simple and the processing efficiency is high.

Description

A multi-axis tapping machine

technical field

The utility model belongs to mechanical processing equipment and relates to a multi-axis tapping machine.

Background technique

At the beginning of the 20th century, the development of the automobile industry promoted the standardization of threads and the development of various precision and efficient thread processing methods. Tapping machine is a kind of machine tool that uses taps to process internal threads. One of the machine tools. At present, there are many types of tapping machines in China, which can basically meet the needs of internal thread processing under various working conditions, but there are still some deficiencies in processing accuracy and efficiency. And the utilization rate of hand-held tapping machines in small and medium-sized enterprises is still high, which hinders the process of industrial automation. Therefore, it is of great significance to study a new type of convenient automatic tapping machine.

Contents of the invention

The technical problem to be solved by the utility model is to provide a multi-axis tapping machine. The utility model can precisely process the internal threads of parts, and has a simple structure and high processing efficiency.

In order to solve the above problems, the technical solution of the utility model is: a multi-axis tapping machine, including a bracket, a moving device is installed on the bracket, and the moving device includes two sets of linear sliding mechanisms intersected with each other. The moving mechanism has a moving end, and a first support plate is installed on the moving end of a group of linear sliding mechanisms, and a plurality of lifting devices are installed side by side on the first supporting plate, and a tapping thread is installed on each lifting device. device;

Lifting device: including the main lifting mechanism and the auxiliary lifting mechanism installed on the main lifting mechanism. The main lifting mechanism includes a second support plate fixed on the first support plate, and the first cylinder is connected to the second support plate. A plurality of sets of first linear guide rail pairs are installed side by side on the end faces of the two supporting plates, and the piston rod of the first cylinder is connected with the second supporting plate; the auxiliary lifting mechanism includes a third supporting plate, on which the second supporting plate is connected. For the cylinder, multiple sets of second linear guide rail pairs are installed side by side on the end face of the third support plate, a fourth support plate is installed on the slider in the second linear guide rail pair, and the tapping device is installed on the fourth support plate. One end surface of the third support plate is installed on the slider in the first linear guide pair and the cylinder barrel in the first cylinder, the cylinder barrel of the second cylinder is connected to the third support plate, and its piston rod is connected to the fourth support plate. board connection;

Tapping device: including a support fixed on the fourth support plate, a notch is provided on the support away from the fourth support plate, and a clamping mechanism is installed on the support near the notch, which is formed by the notch and the clamp The tightening mechanism forms a passage in the support, and a power drill is clamped in the passage.

Further, the linear sliding mechanism includes a base plate, a vertical plate is fixedly connected to one end of the base plate, a square frame is fixedly connected to the bottom plate at the end opposite to the vertical plate, and a drive motor is installed on one end surface of the square frame. A third linear guide rail pair is installed on the end face of the bottom plate between the vertical plate and the square frame, and a screw nut is fixed in the slider in the third linear guide rail pair. Connected screw rod, the screw rod is matched with the screw nut, and one end of the screw rod is connected to the torque output end of the driving motor through a coupling in the square frame.

Further, the two sliders in the two sets of linear sliding mechanisms are connected to each other in a cross, and the first support plate is fixedly installed on the bottom plate in the upper set of linear sliding mechanisms.

Further, a T-shaped opening is opened on the second or fourth support plate, a T-shaped block is screwed on the piston rod in the first or second cylinder, and the T-shaped block is inserted into the T-shaped opening.

Further, the third support plate is an "n"-shaped structure composed of the upper plate, the panel and the lower plate fixedly connected in sequence, the second cylinder is fixed on the upper plate, the second linear guide pair is installed on the panel, and the second cylinder The piston rod passes through the upper plate and is connected with the fourth supporting plate, and a guide hole is arranged on the lower plate.

Further, the power drill has a rotating end, on which a guide sleeve, a connecting shaft and a tap jacket are sequentially connected coaxially, and the connecting shaft is located in the guiding hole.

Further, the clamping mechanism includes clamping blocks respectively hinged on the supports on both sides of the notch, and an arc-shaped depression for clamping the power drill is provided at one end of each clamping block facing the channel, and a Door buckle quick clamp.

The beneficial effects of the utility model are: the X-direction and Y-direction displacement of the tapping device can be realized through two sets of linear sliding mechanisms, the Z-direction displacement of the tapping device can be realized through the lifting device, and the power drill in the tapping device It can provide the tap with the torque required for tapping. The main lifting mechanism can greatly adjust the Z-direction position of the tapping device, and the auxiliary lifting mechanism can slightly adjust the Z-direction position of the tapping device. Through the X-direction, Y-direction and The adjustment of the Z direction completes the tapping process of the parts, and multiple tapping devices can be installed on the linear sliding mechanism, so that the inner holes of multiple parts can be tapped at the same time, which improves the work efficiency and reduces the production cost. , Compared with hand-held drilling and tapping, it improves the machining accuracy and reduces the scrap rate.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the three-dimensional structure schematic diagram of wherein one angle of the utility model,

Fig. 2 is the three-dimensional structure schematic diagram of another angle of the utility model,

Fig. 3 is a three-dimensional structural schematic diagram of one angle of the lifting device and the tapping device of the present invention,

Fig. 4 is a three-dimensional structural schematic diagram of another angle of the lifting device and the tapping device of the present invention,

Fig. 5 is a schematic side view of the lifting device and the tapping device of the utility model,

Fig. 6 is a three-dimensional structural schematic diagram of the linear sliding mechanism of the present invention.

detailed description

As shown in Figures 1 to 6: a multi-axis tapping machine, including a bracket 1, a mobile device is installed on the bracket 1, the mobile device includes two sets of linear sliding mechanisms 2 arranged crosswise, the linear sliding mechanism 2 It has a moving end, and a first supporting plate 31 is installed on the moving end of a group of linear sliding mechanisms 2, and a plurality of lifting devices 3 are installed side by side on the first supporting plate 31, and each lifting device 3 is installed There is a tapping device 4, the bracket 1 provides an operating platform for the operator, and two sets of linear sliding mechanisms 2 realize the movement of the lifting device 3 and the tapping device 4 in the X and Y directions.

Lifting device 3: comprising main lifting mechanism and auxiliary lifting mechanism installed on the main lifting mechanism, main lifting mechanism includes second supporting plate 32 fixedly connected on the first supporting plate 31, on the second supporting plate 32 is connected with the first Cylinder 35, on the end face of the second support plate 32, multiple groups of first linear guide rail pair 37 are installed side by side, the piston rod of the first cylinder 35 is connected with the second support plate 32; Auxiliary elevating mechanism comprises the 3rd support plate 33, A second cylinder 36 is connected to the third support plate 33, and multiple groups of second linear guide rail pairs 38 are installed side by side on the end face of the third support plate 33, and the first linear guide pair 38 is installed on the slider in the second linear guide rail pair 38. Four support plates 34, the tapping device 4 is installed on the fourth support plate 34, and an end surface of the third support plate 33 is installed on the slide block in the first linear guide rail pair 37 and the cylinder barrel in the first cylinder 35, The cylinder barrel of the second cylinder 36 is connected on the third support plate 33, and its piston rod is connected with the fourth support plate 34;

After the piston rod of the first cylinder 35 is elongated, the cylinder barrel in the first cylinder 35 will slide upward on the first linear guide pair 37 with the third support plate 33; after the piston rod of the second cylinder 36 is elongated, the fourth Under the promotion of its piston rod, the support plate 34 can move downward on the second linear guide rail pair 38, and through the elongation or shortening of the piston rod in the first cylinder 35 and the second cylinder 36, the tapping device 4 is realized. Z direction feed.

Tapping device 4: including a support 341 fixedly connected to the fourth support plate 34, a notch is provided on the support 341 away from the fourth support plate 34, and a clamping mechanism is installed on the support 341 near the notch. Mechanism, a channel 52 is formed in the support 341 by the gap and the clamping mechanism, and a power drill 41 is clamped in the channel 52. The power drill 41 can be a pneumatic drill, because the pneumatic drill is light in weight and can reduce the linear sliding mechanism 2 degree of wear and prolong service life.

Further, the linear sliding mechanism 2 includes a base plate 21, a vertical plate 23 is fixedly connected to one end of the base plate 21, and a square frame 26 is fixedly connected to the bottom plate 21 at the opposite end of the vertical plate 23. A drive motor 27 is installed on one end face, and the third linear guide pair 22 is installed on the bottom plate 21 end face between the vertical plate 23 and the square frame 26, and a wire is fixedly provided in the slide block in the third linear guide pair 22. Female, also comprises the screw mandrel 24 that two ends are respectively connected with vertical plate 23 and square frame axis, and screw mandrel 24 cooperates with screw nut, and one end of screw mandrel 24 is connected in driving motor 27 by coupling 25 in square frame 26 On the torque output end of the drive motor 27, after the torque output shaft rotates, it drives the screw mandrel 24 to rotate, so that the slider fixed to the screw nut can move on the guide rail, and realize the above-mentioned X-direction of the lifting device 3 and the tapping device 4. and Y-direction movement, in order to make the device run more stably, multiple guide rails can be set for the third linear guide rail pair 22, and a slide block is installed on these multiple guide rails.

Further, after the two sets of linear sliding mechanisms 2 intersect at 90 degrees, the sliders on the two sets of linear sliding mechanisms 2 are connected to each other, and the first support plate 31 is fixedly installed in the upper set of linear sliding mechanisms 2 On the bottom plate 21 of the two groups of linear sliding mechanisms 2, the sliders are connected to each other, so that the moving end of a linear sliding mechanism 2 above is the bottom plate 21, and the first support plate 31 is affixed to the bottom plate 21.

Further, a T-shaped port 321 is provided on the second or fourth supporting plate 32,34, and a T-shaped block 351 is screwed on the piston rod in the first or second cylinder 35,36, and the T-shaped block The 351 card sleeve is in the T-shaped port 321, and a nut for tightening the T-shaped block 351 can be screwed on the piston rod of the first or second cylinder 35, 36, and the T-shaped block 351 is snapped into the T-shaped After being in the port 321, the piston rod of the first or second cylinder 35, 36 is rotated downward until one end of the piston rod protrudes from the T-shaped block 351, and leans against the bottom of the T-shaped port 321, and then tightens the nut , lock the T-shaped block 351, so that the T-shaped block 351 can be fixed in the T-shaped opening 321.

Further, the third support plate 33 is an "n"-shaped structure composed of an upper plate 331, a panel 332 and a lower plate 333 fixedly connected in sequence, the second cylinder 36 is fixedly connected to the upper plate 331, and the second linear guide pair 38 is installed On the panel 332 , the piston rod of the second cylinder 36 passes through the upper plate 331 and is connected to the fourth supporting plate 34 , and the lower plate 333 is provided with a guide hole 334 .

Further, the power drill 41 has a rotating end on which a guide sleeve 42, a connecting shaft 43 and a tap jacket 44 are coaxially connected successively. The connecting shaft 43 is located in the guide hole 334. After the power drill 41 rotates, the torsion Transfer to the tap collet 44. During the transfer process, because multiple parts are connected sequentially, due to the accumulation of machining errors, there may be cases of different axes, which will lead to excessive runout of the tap collet 44. In order to solve this problem , the utility model is provided with a guide hole 334 on the lower plate 333, and the guide hole 334 where the connecting shaft 43 is placed, the diameter of the guide hole 334 is slightly larger than the diameter of the connecting shaft 43, under the barrier of the guide hole 334, the connection The runout of the shaft 43 is within the technical range, and thus the runout of the tap jacket 44 is also within the technical range.

Further, the clamping mechanism includes clamping blocks 51 respectively hinged on the supports 341 on both sides of the notch, and an arc-shaped depression for clamping the power drill 41 is provided at one end of each clamping block 51 facing the passage 52, and between the two clamping blocks A door buckle type quick clamp 5 is installed on the block 51, and the effect of the clamping mechanism is that the power drill 41 can be easily taken off by the door buckle type quick clamp 5, or the power drill 41 is properly fine-tuned.

The operation process of the utility model: after installing the tap on the tap jacket 44, start the drive motor 27, move the tapping device 4 above the processing point, then start the first cylinder 35 and the second cylinder 36, and turn on the power Drill 41, use the screw tap to process the internal thread on the processing point, after processing, exit the screw tap to complete the operation.

Claims (7)

1. A multi-axis tapping machine, comprising a bracket (1), on which a moving device is installed, and the moving device includes two sets of linear sliding mechanisms (2) intersecting each other, and the linear sliding mechanism (2) It has a moving end, which is characterized in that: a first support plate (31) is installed on the moving end of a group of linear sliding mechanisms (2), and there are parallel installations on the first support plate (31) A plurality of lifting devices (3), each of which is equipped with a tapping device (4); Lifting device (3): includes the main lifting mechanism and the auxiliary lifting mechanism installed on the main lifting mechanism. The main lifting mechanism includes the second support plate (32) fixed on the first support plate (31), and the second support plate (32) is connected with the first cylinder (35), on the end surface of the second support plate (32) are installed side by side multiple sets of first linear guide pair (37), the piston rod of the first cylinder (35) and the first The two support plates (32) are connected; the auxiliary lifting mechanism includes a third support plate (33), on which the second cylinder (36) is connected, and is juxtaposed on the end surface of the third support plate (33) Multiple sets of second linear guide rail pairs (38) are installed, and the fourth support plate (34) is installed on the slide block in the second linear guide rail pair (38), and the tapping device (4) is installed on the fourth support plate ( 34), one end surface of the third support plate (33) is installed on the slider in the first linear guide pair (37) and the cylinder barrel in the first cylinder (35), and the cylinder of the second cylinder (36) The barrel is connected to the third support plate (33), and its piston rod is connected to the fourth support plate (34); Tapping device (4): including a support (341) fixed on the fourth support plate (34), there is a notch on the support (341) away from the fourth support plate (34), on the side close to the notch A clamping mechanism is installed on the support (341), and a channel (52) is formed in the support (341) by the notch and the clamping mechanism, and a power drill (41) is clamped in the channel (52). 2. A multi-axis tapping machine according to claim 1, characterized in that: the linear sliding mechanism (2) includes a bottom plate (21), and a vertical plate (23) is fixedly connected to one end of the bottom plate (21) , a side frame (26) is fixedly connected to the bottom plate (21) at the end opposite to the vertical plate (23), and a drive motor (27) is installed on one end face of the square frame (26). ) and the end surface of the bottom plate (21) between the square frame (26) is installed with a third linear guide rail pair (22), and a screw nut is fixed in the slider in the third linear guide rail pair (22), which also includes The two ends of the screw rod (24) are respectively connected to the vertical plate (23) and the square frame, the screw rod (24) is matched with the screw nut, and one end of the screw rod (24) passes through the coupling in the square frame (26) (25) is connected on the torque output end of drive motor (27). 3. A multi-axis tapping machine according to claim 2, characterized in that: the two sliders in the two sets of linear sliding mechanisms (2) are connected to each other in a cross, and the first support plate (31) is fixed It is installed on the base plate (21) in a group of linear sliding mechanisms (2) above. 4. A multi-axis tapping machine according to claim 1, characterized in that: a T-shaped opening (321) is opened on the second or fourth support plate (32, 34), and a T-shaped opening (321) is opened on the first or fourth A T-shaped block (351) is screwed on the piston rod in the two cylinders (35,36), and the T-shaped block (351) is inserted in the T-shaped mouth (321). 5. A multi-axis tapping machine according to claim 1, characterized in that: the third support plate (33) is composed of an upper plate (331), a panel (332) and a lower plate (333) fixedly connected in sequence The "n" shape structure, the second cylinder (36) is fixed on the upper plate (331), the second linear guide pair (38) is installed on the panel (332), and the piston rod of the second cylinder (36) passes through The upper plate (331) is connected to the fourth support plate (34), and a guide hole (334) is provided on the lower plate (333). 6. A multi-axis tapping machine according to claim 5, characterized in that: the power drill (41) has a rotating end, and the rotating end is coaxially connected with a guide sleeve (42), a connecting shaft (43) ) and the tap jacket (44), the connecting shaft (43) is located in the guide hole (334). 7. A multi-axis tapping machine according to claim 1, characterized in that: the clamping mechanism includes clamping blocks (51) respectively hinged on the supports (341) on both sides of the notch, and each clamping block (51) ) towards the channel (52) is provided with an arc-shaped depression for clamping the power drill (41), and a door buckle type quick clamp (5) is installed on the two clamping blocks (51).