CN210817803U

CN210817803U - Length-adjustable circular die tool

Info

Publication number: CN210817803U
Application number: CN201921623125.4U
Authority: CN
Inventors: 缪宁
Original assignee: Nanchang Hengxin Tools Co ltd
Current assignee: Nanchang Hengxin Tools Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-23
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to the technical field of round dies, and discloses a length-adjustable round die tool, which comprises a round die body, wherein one side of the round die body is fixedly provided with a connecting part, the top of the connecting part is fixedly provided with a first connecting plate, the inside of the first connecting plate is respectively connected with a first bolt and a third bolt through threads, the length-adjustable round die tool is provided with a handle length which can adjust the round die by rotating a motor, the motor rotates to drive a ball screw to rotate, the ball screw drives the ball to rotate, the ball drives a rotating shaft to rotate, the rotating shaft drives an extension rod to move towards the right side, and the movable plate can move downwards by loosening the first bolt and the second bolt, the contact area between the movable plate and the first supporting plate can be increased, and the contact area between the movable plate and the second supporting plate can be decreased, thereby reach and to adjust the height between round die handle and the round die body.

Description

Length-adjustable circular die tool

Technical Field

The utility model relates to a round die technical field specifically is an adjustable length type round die instrument.

Background

The screw die is equivalent to a nut with high hardness, a plurality of chip removal holes are formed around the screw hole, and cutting cones are generally ground at two ends of the screw hole. The dies are classified into round dies, square dies, hexagonal dies and tubular dies according to their shapes and uses. The round die is most widely used, and when the pitch diameter of the machined thread exceeds a tolerance, an adjusting groove on the die can be cut so as to adjust the pitch diameter of the thread. The thread processed by the screw die has lower precision, but the screw die is still widely applied in single-piece and small-batch production and repair due to simple structure and convenient use.

Traditional round die is the design of ordinary structural formula generally, moreover, the round die of present market is fixed model, can not adjust, the position of some bolt is very not good when using, can not use round die, and the bolt is sometimes because the tightness is very stable good, use round die will can't unscrew, and at this moment will be an extension bar of suit on round die's operating handle, but extension bar misuse will cause the injury to the human body.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a length adjustable type round die instrument, possess the handle length that can adjust round die, can also adjust the high advantage between round die handle and the round die body, the design that traditional round die generally is ordinary structural formula has been solved, moreover, the fixed model that the round die in current market all is, can not adjust, the position of some bolt is very not good when using, can not use round die, and the bolt is very stable good because the tightness in time, use round die can't unscrew, and at this moment will be at the operating handle of round die go up extension bar of suit, but extension bar misuse will lead to the fact the problem of injury to the human body.

(II) technical scheme

In order to realize the aforesaid handle length that possesses the adjustable round die, can also adjust the high purpose between round die handle and the round die body, the utility model provides a following technical scheme: a length-adjustable round die tool comprises a round die body, wherein a connecting part is fixedly arranged on one side of the round die body, a first connecting plate is fixedly arranged at the top of the connecting part, a first bolt and a third bolt are respectively connected inside the first connecting plate in a penetrating manner through threads, a second supporting plate is movably connected outside the first bolt, a first supporting plate is movably connected outside the third bolt, a first supporting plate is movably connected to the top of the first supporting plate, a second bolt is connected inside the first supporting plate in a penetrating manner through threads, a second supporting plate is movably connected to the top of the second supporting plate, a movable plate is movably connected to the tops of the first supporting plate and the second supporting plate, a first chute and a second chute are respectively arranged inside the movable plate in a penetrating manner, and a guide sleeve is fixedly arranged at the top of the movable plate, the utility model discloses a motor, including the guide sleeve, the inside left end fixed mounting of guide sleeve has the mounting panel, the slotted hole has been seted up to the inside of guide sleeve, the right side fixed mounting of mounting panel has the motor, the output shaft fixed mounting of motor has ball, the inner wall fixed mounting of guide sleeve has the guide bar, the inside movable mounting of guide bar has the axis of rotation, the inboard slidable mounting of axis of rotation has the ball, the right side fixedly connected with extension rod of axis of rotation, the outside movable sleeve of guide bar is equipped with anti-skidding cover.

Preferably, the length of the first bolt is one centimeter longer than that of the third bolt, and the length of the third bolt is three centimeters longer than that of the second bolt, so that the operation of the three bolts is facilitated.

Preferably, the first bolt also penetrates through the second support plate and the movable plate respectively to ensure the fixation of the second support plate and the second support plate.

Preferably, the third bolt penetrates through the first support plate at the same time, so that the first support plate and the first support plate are fixed.

Preferably, the second bolt penetrates through the movable plate at the same time, so that the movable plate is protected from falling.

Preferably, the first sliding groove and the second sliding groove are identical in shape and size, and the position of the round die can be conveniently adjusted by the first bolt and the second bolt in a sliding mode.

Preferably, the balls are arranged on the inner wall of the rotating shaft at equal intervals, so that the extension rod can rotate conveniently, the balls are made of steel, the steel is high in hardness, and the steel is not easy to damage.

(III) advantageous effects

Compared with the prior art, the utility model provides a length adjustable type round die instrument possesses following beneficial effect:

1. this adjustable type of length circle die instrument rotates through the motor, and the motor rotates and drives ball and rotate, and ball drives the ball and rotates, and the ball drives the axis of rotation and rotates, and the axis of rotation drives the extension rod and moves to the right side to reach and possess the handle length that can adjust the circle die.

2. This adjustable length type round die instrument through unscrewing first bolt and second bolt, the fly leaf just can move down, and the area of contact of fly leaf and first backup pad will grow, and the area of contact of fly leaf and second backup pad diminishes to reach and to adjust the height between round die handle and the round die body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in the structure of FIG. 1;

FIG. 3 is a schematic view of the first and second sliding grooves of the present invention;

fig. 4 is a sectional view of the structure of the present invention.

In the figure: 1-round die body, 2-connecting part, 3-guide sleeve, 4-guide rod, 5-extension rod, 6-first connecting plate, 7-first support plate, 8-first support plate, 9-first bolt, 10-second support plate, 11-movable plate, 12-second bolt, 13-third bolt, 14-first chute, 15-second chute, 16-mounting plate, 17-motor, 18-ball screw, 19-rotating shaft, 20-ball, 21-anti-slip sleeve, 22-slotted hole and 23-second support plate.

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. 1-4, a length-adjustable round die tool comprises a round die body 1, a connecting portion 2 is fixedly installed on one side of the round die body 1, a first connecting plate 6 is fixedly installed on the top of the connecting portion 2, a first bolt 9 and a third bolt 13 are respectively connected inside the first connecting plate 6 in a penetrating manner through threads, a second supporting plate 23 is movably connected outside the first bolt 9, a first supporting plate 7 is movably connected outside the third bolt 13, a first supporting plate 8 is movably connected on the top of the first supporting plate 7, the third bolt 13 simultaneously penetrates through the first supporting plate 8 to ensure the first supporting plate 7 and the first supporting plate 8 to be fixed, a second bolt 12 is connected inside the first supporting plate 8 in a penetrating manner, the length of the first bolt 9 is one centimeter longer than that of the third bolt 13, the length of the third bolt 13 is three centimeters longer than that of the second bolt 12, the operation of three bolts is facilitated, the top of the second support plate 23 is movably connected with a second support plate 10, the tops of the two first support plates 8 and the second support plate 10 are movably connected with a movable plate 11, the second bolt 12 penetrates through the movable plate 11 at the same time to protect the movable plate 11 from falling off, the first bolt 9 also penetrates through the second support plate 10 and the movable plate 11 respectively to ensure the fixation of the second support plate 10 and the second support plate 23, the inside of the movable plate 11 is respectively penetrated with a first sliding groove 14 and a second sliding groove 15, the shapes and the sizes of the first sliding groove 14 and the second sliding groove 15 are consistent, the sliding adjustment of the first bolt 9 and the second bolt 12 on the position of the circular die is facilitated, the guide sleeve 3 is fixedly installed at the top of the movable plate 11, the installation plate 16 is fixedly installed at the left end of the inside of the guide sleeve 3, the groove hole 22 is opened inside the guide sleeve, the output shaft fixed mounting of motor 17 has ball 18, the inner wall fixed mounting of uide bushing 3 has guide bar 4, the inside movable mounting of guide bar 4 has axis of rotation 19, the inboard slidable mounting of axis of rotation 19 has ball 20, ball 20 equidistance is arranged at axis of rotation 19 inner wall, make things convenient for the rotation of extension rod 5, ball 20 adopts steel material to make, the hardness of steel is big, and is not fragile, the right side fixedly connected with extension rod 5 of axis of rotation 19, the outside movable sleeve of guide bar 4 is equipped with antiskid cover 21.

The working principle is that the first bolt 9 and the second bolt 12 are unscrewed, the movable plate 11 can move downwards, the position of the first bolt 9 in the first sliding groove 14 is adjusted, the position of the second bolt 12 in the second sliding groove 15 is adjusted, the first bolt 9 and the second bolt 12 are screwed, the position of the movable plate 11 is changed, contact areas between the movable plate and the first supporting plate 8 and the second supporting plate 10 are changed respectively, the height between the handle and the circular die body 1 is changed, the motor 17 rotates to drive the ball screw 18 to rotate, the ball screw 18 drives the balls 20 to rotate, the balls 20 drive the rotating shaft 19 to rotate, the rotating shaft 19 drives the extension rod 5 to move towards the right side, and the extension rod 5 extends out of the guide rod 4, so that the length of the circular die handle is increased.

In conclusion, this adjustable length type round die instrument rotates through motor 17, motor 17 rotates and drives ball 18 and rotate, ball 18 drives ball 20 and rotates, ball 20 drives axis of rotation 19 and rotates, axis of rotation 19 drives extension rod 5 and moves to the right side to reach and possess the handle length that can adjust round die, this adjustable length type round die instrument, through unscrewing first bolt 9 and second bolt 12, fly leaf 11 just can move down, the area of contact of fly leaf 11 and first backup pad 8 will grow, the area of contact of fly leaf 11 and second backup pad 10 diminishes, thereby reach and to adjust the height between round die handle and the round die body.

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

1. The utility model provides an adjustable length type round die instrument, includes round die body (1), its characterized in that: one side of the circular die body (1) is fixedly provided with a connecting part (2), the top of the connecting part (2) is fixedly provided with a first connecting plate (6), the inside of the first connecting plate (6) is respectively connected with a first bolt (9) and a third bolt (13) in a penetrating manner, the outer side of the first bolt (9) is movably connected with a second support plate (23), the outer side of the third bolt (13) is movably connected with a first support plate (7), the top of the first support plate (7) is movably connected with a first support plate (8), the inside of the first support plate (8) is connected with a second bolt (12) in a penetrating manner, the top of the second support plate (23) is movably connected with a second support plate (10), the tops of the first support plate (8) and the second support plate (10) are movably connected with a movable plate (11), the inside of the movable plate (11) is respectively provided with a first chute (14) and a second chute (15) in a penetrating manner, the utility model discloses a lead screw, including fly leaf (11), install motor (17), output shaft fixed mounting of motor (17), the inside left end fixed mounting of uide bushing (3) has mounting panel (16), slotted hole (22) have been seted up to the inside of uide bushing (3), the right side fixed mounting of mounting panel (16) has motor (17), the output shaft fixed mounting of motor (17) has ball (18), the inner wall fixed mounting of uide bushing (3) has guide bar (4), the inside movable mounting of guide bar (4) has axis of rotation (19), the inboard slidable mounting of axis of rotation (19) has ball (20), the right side fixedly connected with extension rod (5) of axis of rotation (19), the outside movable mounting of guide bar (4) is equipped with antiskid cover (21).

2. A length adjustable round die tool as claimed in claim 1, wherein: the length of the first bolt (9) is one centimeter longer than that of the third bolt (13), and the length of the third bolt (13) is three centimeters longer than that of the second bolt (12).

3. A length adjustable round die tool as claimed in claim 1, wherein: the first bolts (9) also penetrate through the second support plate (10) and the movable plate (11) respectively.

4. A length adjustable round die tool as claimed in claim 1, wherein: the third screw (13) passes through the first support plate (8) at the same time.

5. A length adjustable round die tool as claimed in claim 1, wherein: the second bolt (12) simultaneously penetrates through the movable plate (11).

6. A length adjustable round die tool as claimed in claim 1, wherein: the first sliding chute (14) and the second sliding chute (15) are consistent in shape and size.

7. A length adjustable round die tool as claimed in claim 1, wherein: the balls (20) are arranged on the inner wall of the rotating shaft (19) at equal intervals, and the balls (20) are made of steel materials.