CN212191587U - Thread guide precise semi-automatic tapping machine - Google Patents

Abstract

The utility model belongs to the technical field of machining equipment, especially, be an accurate semi-automatic tapping machine of screw thread direction, the on-line screen storage device comprises a base, the top welded fastening of base has four bracing pieces that are the rectangle and arrange, and the top welded fastening of four bracing pieces has same diaphragm, the slide opening has been seted up on the diaphragm, slidable mounting has the internal thread sleeve in the slide opening, the telescopic bottom welded fastening of internal thread has the mount pad, welded fastening has first motor on the mount pad, welded fastening has the screw tap on the output shaft of first motor, internal thread sleeve female connection has the screw rod, the top welded fastening of screw rod has first conical gear, the top welded fastening of diaphragm has the aircraft bonnet, seted up on the top inner wall of aircraft bonnet and rotated the hole, rotate downthehole rotation and install the rotation post. The utility model is simple in operation, convenient to use, the vertical motion speed of screw tap is stable, and it is high to attack the screw thread pitch diameter precision, and product stability is good.

Description

Thread guide precise semi-automatic tapping machine

Technical Field

The utility model relates to a machining equipment technical field especially relates to an accurate semi-automatic tapping machine of screw thread direction.

Background

At present, nut manufacturers generally use pneumatic tapping machines, drilling and tapping dual-purpose machines, drilling machines and other equipment for tapping. When the pneumatic tapping machine works, the screw tap rotates, and the air cylinder pushes the clamp for clamping the nut to feed in the horizontal direction to be meshed with the screw tap for tapping.

However, the rotating speed of the screw tap is determined by equipment parameters, the advancing speed of the nut is determined by adjusting the operating speed of a piston of a cylinder by a pneumatic system, the accurate matching of the advancing of the nut by one screw pitch in each rotation of the screw tap is difficult to realize by separately controlling two factors, the screw thread is unqualified due to the fact that the speed of the cylinder is slightly high or slightly low, the nut cannot move stably due to unstable air pressure, and the tapping effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a thread guide precision semi-automatic tapping machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a thread guide precision semi-automatic tapping machine comprises a base, wherein four support rods which are arranged in a rectangular shape are fixedly welded at the top of the base, a same transverse plate is fixedly welded at the top ends of the four support rods, a slide hole is formed in the transverse plate, an internal thread sleeve is slidably mounted in the slide hole, a mounting seat is fixedly welded at the bottom end of the internal thread sleeve, a first motor is fixedly welded on the mounting seat, a screw tap is fixedly welded on an output shaft of the first motor, a screw rod is connected with an internal thread of the internal thread sleeve in a threaded manner, a first conical gear is fixedly welded at the top end of the screw rod, a machine cover is fixedly welded at the top of the transverse plate, a rotating hole is formed in the inner wall of the top of the machine cover, a rotating column is rotatably mounted in the rotating hole, the bottom end of the rotating column extends into the machine cover and is fixedly welded with the first conical gear, and a second bevel gear is welded and fixed on an output shaft of the second motor, and the second bevel gear is meshed with the first bevel gear.

Preferably, the limiting grooves are formed in the two sides of the internal thread sleeve, limiting blocks are welded and fixed on the inner walls of the two sides of the sliding hole, and the two limiting blocks are connected with the inner walls of the corresponding limiting grooves in a sliding mode respectively.

Preferably, a bearing is arranged in the rotating hole, the outer ring of the bearing is in interference fit with the inner wall of the rotating hole, and the inner ring of the bearing is sleeved on the rotating column in interference fit.

Preferably, the bottom of the mounting seat is provided with a fixing groove, and the first motor and the inner wall of the fixing groove are welded and fixed together.

Preferably, the workpiece placing groove is fixedly welded on the top of the base.

Preferably, four self-locking universal wheels which are arranged in a rectangular shape are welded and fixed at the bottom of the base.

Compared with the prior art, the beneficial effects of the utility model are that: be connected with external power source in one side of base, first switch and two direction switch, wherein first motor, external power source and first switch connect gradually and constitute the return circuit through the wire, the second motor, two direction switch and power connect gradually and buy the return circuit through the wire, when carrying out the tapping to the work piece, place the work piece in the work piece standing groove on the base earlier, later start first motor through first switch, first motor rotates and drives the screw tap and rotates, later rethread two direction switch starts the second motor, the second motor rotates and drives second conical gear and rotates, second conical gear drives first conical gear again and rotates, first conical gear drives the screw rod again and rotates, the screw rod drives the internal thread sleeve and moves down again, thereby the internal thread sleeve drives pivoted screw tap again and carries out the tapping to the work piece.

The utility model is simple in operation, convenient to use, the vertical motion speed of screw tap is stable, and it is high to attack the screw thread pitch diameter precision, and product stability is good.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an assembly view of the female sleeve and the threaded rod of the present invention;

in the figure: 1. a base; 2. a support bar; 3. a transverse plate; 4. a slide hole; 5. an internally threaded sleeve; 6. a mounting seat; 7. a first motor; 8. a screw tap; 9. a screw; 10. a first bevel gear; 11. a hood; 12. Rotating the hole; 13. rotating the column; 14. a second motor; 15. a second bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a thread guide precision semi-automatic tapping machine comprises a base 1, four support rods 2 which are arranged in a rectangular shape are fixedly welded on the top of the base 1, the top ends of the four support rods 2 are fixedly welded with a same transverse plate 3, a sliding hole 4 is formed in the transverse plate 3, an internal thread sleeve 5 is slidably mounted in the sliding hole 4, a mounting seat 6 is fixedly welded on the bottom end of the internal thread sleeve 5, a first motor 7 is fixedly welded on the mounting seat 6, a screw tap 8 is fixedly welded on an output shaft of the first motor 7, a screw rod 9 is connected with an internal thread of the internal thread sleeve 5, a first conical gear 10 is fixedly welded on the top end of the screw rod 9, a machine cover 11 is fixedly welded on the top of the transverse plate 3, a rotating hole 12 is formed in the inner wall of the top of the machine cover 11, a rotating column 13 is rotatably mounted in the rotating hole 12, the bottom end of the rotating, a second motor 14 is fixedly welded on the top of the transverse plate 3, a second bevel gear 15 is fixedly welded on an output shaft of the second motor 14, and the second bevel gear 15 is meshed with the first bevel gear 10;

both sides of the internal thread sleeve 5 are respectively provided with a limiting groove, limiting blocks are welded and fixed on the inner walls of both sides of the sliding hole 4, the two limiting blocks are respectively connected with the inner walls of the corresponding limiting grooves in a sliding manner, a bearing is arranged in the rotating hole 12, the outer ring of the bearing is in interference fit with the inner wall of the rotating hole 12, the inner ring of the bearing is sleeved on the rotating column 13 in interference fit, the bottom of the mounting seat 6 is provided with a fixing groove, the first motor 7 is welded and fixed with the inner walls of the fixing groove, the top of the base 1 is welded and fixed with a workpiece placing groove, the bottom of the base 1 is welded and fixed with four self-locking universal wheels which are arranged in a rectangular manner, one side of the base 1 is connected with an external power supply, a first switch and a reversing switch, wherein the first motor 7, the external power supply and the first switch are sequentially connected through wires to form a loop, when carrying out the tapping to the work piece, place the work piece in the work piece standing groove on base 1 earlier, later through first switch start first motor 7, first motor 7 rotates and drives screw tap 8 and rotates, later rethread backward and forward switch start second motor 14, second motor 14 rotates and drives second bevel gear 15 and rotates, second bevel gear 15 drives first bevel gear 10 again and rotates, and first bevel gear 10 drives screw rod 9 again and rotates, and screw rod 9 drives internal thread sleeve 5 and moves down again to internal thread sleeve 5 drives pivoted screw tap 8 again and carries out the tapping to the work piece, the utility model is simple in operation, convenient to use, the vertical motion speed of screw tap is stable, and the radial precision is high in the tapping screw thread, and product stability is good.

The working principle is as follows: an external power supply, a first switch and a reversing switch are connected to one side of a base 1, wherein a first motor 7, the external power supply and the first switch are sequentially connected through a lead wire to form a loop, a second motor, the reversing switch and the power supply are sequentially connected through a lead wire to form a loop, when a workpiece is tapped, the workpiece is placed in a workpiece placing groove on the base 1, the first motor 7 is started through the first switch, the first motor 7 rotates and drives a screw tap 8 to rotate, then a reversing switch starts a second motor 14, the second motor 14 rotates and drives a second bevel gear 15 to rotate, the second bevel gear 15 drives a first bevel gear 10 to rotate, the first bevel gear 10 drives a screw rod 9 to rotate, the screw rod 9 drives an internal thread sleeve 5 to move downwards, and the internal thread sleeve 5 drives the rotating screw tap 8 to tap the workpiece, the utility model is simple in operation, convenient to use, the vertical motion speed of screw tap is stable, and it is high to attack the screw thread pitch diameter precision, and product stability is good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a semi-automatic tapping machine of accurate of screw thread direction, includes base (1), its characterized in that: the novel multifunctional automobile seat is characterized in that four support rods (2) which are arranged in a rectangular shape are fixedly mounted at the top of the base (1), the top end of each support rod (2) is fixedly provided with the same transverse plate (3), a slide hole (4) is formed in each transverse plate (3), an internal thread sleeve (5) is slidably mounted in each slide hole (4), a mounting seat (6) is fixedly mounted at the bottom end of each internal thread sleeve (5), a first motor (7) is fixedly mounted on each mounting seat (6), a screw tap (8) is fixedly mounted on an output shaft of each first motor (7), a screw rod (9) is connected with an internal thread of each internal thread sleeve (5), a first bevel gear (10) is fixedly mounted at the top end of each screw rod (9), a hood (11) is fixedly mounted at the top of each transverse plate (3), and a rotating hole (12), rotate hole (12) internal rotation and install rotation post (13), the bottom of rotating post (13) extend to in aircraft bonnet (11) and with first conical gear (10) fixed connection, the top fixed mounting of diaphragm (3) has second motor (14), fixed mounting has second conical gear (15) on the output shaft of second motor (14), second conical gear (15) and first conical gear (10) mesh mutually.

2. The thread-guiding precision semi-automatic threading machine of claim 1, wherein: the limiting grooves are formed in the two sides of the inner thread sleeve (5), limiting blocks are fixedly mounted on the inner walls of the two sides of the sliding hole (4), and the two limiting blocks are connected with the inner walls of the corresponding limiting grooves in a sliding mode respectively.

3. The thread-guiding precision semi-automatic threading machine of claim 1, wherein: the bearing is arranged in the rotating hole (12), the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole (12), and the inner ring of the bearing is fixedly sleeved on the rotating column (13).

4. The thread-guiding precision semi-automatic threading machine of claim 1, wherein: the bottom of the mounting seat (6) is provided with a fixing groove, and the first motor (7) is fixedly connected with the inner wall of the fixing groove.

5. The thread-guiding precision semi-automatic threading machine of claim 1, wherein: the top of the base (1) is fixedly provided with a workpiece placing groove.

6. The thread-guiding precision semi-automatic threading machine of claim 1, wherein: four self-locking universal wheels which are arranged in a rectangular shape are fixedly arranged at the bottom of the base (1).

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