TWM250761U - Switching ring type reversible mechanism for tool - Google Patents

Description

M250761 V. Creation Instructions (1) [Technical Field to which the New Type belongs] This creation is related to the structure of the hand tool grip switcher which refers to the structure of the handle that uses the switch to perform forward and reverse operations. Special [Prior Art] Press Xixi hand tool handle ratchet structure, No. 2 patent, improved ratchet handle structure, eighth twenty-five = 1440 ratchet screwdriver structure, which controls the ratchet is equal to the longitudinal direction of the handle of 1035475 Location. The control button of the eight seven two one two three sigma ^ direction is held (five), which controls the ratchet positive; direction :; system two or two ratchets: screwdriver structure, the control knob is rotated in the positive and negative directions to make the ratchet to the positive and two handle circumferential positions The upper No. 391 is also used to control the rotation of g Α direction; 8728 [New Content] Reverse rotation causes the ratchet to rotate forward and backward. The structure assembly is set on the handle :: cut structure, which is switched from-%, a switching rod, a bearing shaft, a, 冓 ,, and is mainly switched from one to; by the combination of the aforementioned components, two In the front end of the handle of the group of the switch ring shell and the two switch pieces, the switch lever is installed. The cup assembly rod is installed on the grip, and the lever change body: the switch ring shell abuts and covers the switch ring, Reversing positioning π # a direction rotation, the top ring of the positioning bead, the " & '' position above it will switch the M +, position, and also rotate the switch " The axis along the%, one ... Switching away from the undertaking [Embodiment] I wish the detached person to make a step-by-step understanding of your review committee, for example, move it in this creative arc slot, the above is a good example And the purpose, features, and effects of the month & schema are explained later. This reality 丄 ναζου / ο 丄

The examples are not in the spirit of this creation. Restrictions in any form; therefore, any modification that is the same as the relevant one should still belong to the reverse mechanism of this creation, i # A one or two pictures, the switching ring used by this creative tool # ^ 由 —switching mechanism The group (10) is installed at the front end of the handle (1), and the mouth and the workshop U1). The switching mechanism group (1) has two main rings, two receiving shafts, one switching ring shell, and two switching: tablets). The assembly lever (30) of the switching lever body (3) is mounted on the handle

Within the 9th end, the switching ring shell (5) passes through the receiving shaft (4) to cover and cover the cutting and clothing) and the switching lever body (3) to form a beautiful screwdriver head handle. The switching piece (1 3) is a piece of a semicircular body (1 3 〇) extending into a rectangular body (丨 3 j), and an end face is provided with a short axis (132) so as to be installed in an arc in the switching ring (2). Groove (2 2) 'and move along the arc groove (2 2).

The switching cup (3) is a second-order cylinder with an assembly rod (30). The center of the cylinder is provided with a mounting hole (32) and a receiving hole (31) from the end surface for mounting and receiving the shaft (4 ) The tail shaft (41) and the intermediate shaft (42) of the gear (43); a non-penetrating positioning hole (34) is set from the end face and a pin hole (33) is arranged at an appropriate radial direction to communicate with the receiving hole (31) A switching bead (14), a spring 箬 41) and a positioning pin (310) are provided for installation; the positioning pin (310) will be inserted into the pin groove (4 1 0) of the receiving shaft (4) to make the receiving shaft (4) Will not leave the center hole of the switching lever body (3). In addition, an endless fan-shaped space (35) is provided on the end surface of the switching rod body (3), and half circular holes (3 5 1) are respectively provided on both sides of the fan-shaped space (3 5) to communicate with the mounting hole (3 2). The switch piece (13) is provided for mounting and the rectangular body (131) of the switch piece (13) can swing in the sector space (35), that is, the semicircular hole (351) is centered in the sector space.

M250761

(3 5) swing; there is a generally penetrating stopper (352) between the fan-shaped space (3 5) and the mounting hole (3 2) for a reed (15) to be installed, and the reed (15) can A switching piece (13) which has been provided on the switching lever body (3). I low Please refer to the first and second figures. The switching ring (2) is a cylinder with three convex ridges (2 1) on the circumference. The center of the cylinder is provided with an axial hole (20) from the end surface, and *

An appropriate position on the end face is provided with a neutral through hole (2 4) and two symmetrical arc grooves (22), and a reversing positioning hole (by means) is provided on each side of the neutral hole (24). The positions of the reversing positioning holes (23) and the neutral holes (24) will correspond to the positioning holes (34) of the switching lever body (3). The reversing positioning holes (23) provide clockwise, and clockwise rotation. For reversing positioning. . The switching ring shell (5) is a second-order cylinder with a large inner hole (5 2) provided with three straight grooves (5 1). The center of the cylinder is connected to the large inner hole by a small inner hole (5 3) on the end face. (5 2), the small inner hole (5 3) can pass through the intermediate shaft (4 2) of the receiving shaft (4), and the straight groove (5 丨) and the large inner hole (5 2) cooperate to the The flange (2 1) of the switching ring (2). ,

The bearing shaft (4) is a cylindrical 'radial hole (4 5) with a hexagonal hole (4 4) and a radial hole (4 5) installed with steel balls (4 5 1). The components of the head are not described in detail; the receiving shaft (4) is provided with a ring groove (4 1 0) and a ring groove (4 2 1) between the tail shaft (41) and the intermediate shaft (42), respectively. A gear (4 3) is set in front of the groove (4 1 〇), and the tooth-shaped space of the gear (4 3) can accommodate the rectangular body (1 3 1) of the switching piece (1 3) to interfere with the receiving shaft (4). Rotate in a certain direction; please review the second picture. When assembling, the retaining ring (4 7) is used to buckle the retaining ring groove (4 2 1), the positioning pin (310) is inserted into the pin groove (410), and the receiving shaft ( 4) The switching ring (2) and the switching lever body (3) are integrated.

Page 8 M250761 V. Creation instructions (4) Figure 'Combination of borrowing components described above. For the second switching piece, please refer to section ... w ·! ~ Can L7 ^ ^ (1 3) The knife is placed on the 4 switching lever body (3 The fan-shaped space is round (35, 1), everything, positioning beads (14): a spring (141) is respectively installed in the positioning hole (34) of the switch body (3), and a reed (15) is installed in the switch The fan-shaped space (35) of the rod body (3) presses the rectangular body of the switching piece (13) (031); the receiving shaft (4) passes through the shaft hole (20) of the switching ring (2) and the switching rod body ( 3) The mounting tooth hole (32), the receiving hole (31), the gear (43) receiving the shaft (4) is placed in the mounting hole ⑵), and the tooth space of the gear U3) accommodates two switches (piece (= ) In the square body (13 ^ 1) of the long hole to interfere with the rotation of the bearing shaft (4) in a certain direction. After that, please refer to the second and third pictures, the buckle (47) buckles the buckle groove (421). ) And the positioning pin (310) inserted into the pin groove (41 ()) to integrate the receiving shaft (4), the switching ring (2), and the switching rod body (3); in order to reduce the friction of the rotating surface of the receiving shaft (4), The steel ball (4 ^ is placed in the receiving hole (31) of the switching ring (2), causing abrasion. Please refer to The second and fourth illustrations = the straight groove (51) and the large inner hole (52) of the switching ring shell (5) are matched with the flange (21) and the switching lever body (3) of the knife change% (2) , The switching ring shell needle rotates in the direction of rotation (6), and the positioning bead (14) bears against the switching positioning hole (23) on the upper side of the switching ring (2) (this upper side refers to the relative position as viewed in the figure). For positioning, the switch ring (2) is also rotated. The arc groove (22) below moves the short axis (132) of the switch plate (13) along the arc groove (22), and the gear (43) ), So that the bearing shaft ⑷ / = rotation, the switch piece (13) above can also swing away from the gear (43), and the screwdriver head of the hexagonal hole (44) at 1 can be rotated clockwise. Otherwise, Please refer to the second and fifth pictures. The switch ring housing (5) rotates clockwise.

Page 9 Fifth, the creation instructions (5) hole rotation, ° Hai 疋 bit beads (14) against the switch ring (2) under the a hole (23) to position, while also rotating the switch ring, the direction of positioning Make the switching piece ⑽ as short as 32) move along the arc groove ® ^ groove ⑽ The piece (13) swings away from the gear (43) of the receiving shaft (4) and disengages, so the surface switching (4) rotates counterclockwise, The following switching piece (13) can also swing away from the gear = = off ', that is, the screwdriver head of the front hexagon hole (4 4) can rotate counterclockwise. This creation has the effect of swinging off the gear (4 3) with the switching piece (1 3), which is very smooth. Please refer to the fourth and fifth pictures. When the switching piece (1 3) receives torque, it is a semi-circular free end. , Has higher strength work under compressive stress. In summary, ‘this creation is progressive, novel, and practical, and meets the requirements for new patents’. Patent applications are filed in accordance with the law.

Page 10 M250761 Schematic Description Schematic Part Body. Illustration. Change the sectional view of the mechanism group. Sectional view of the ratchet set in the hour hand state Sectional view of the ratchet set in the hour hand state Creative drawing number part

(1) Handle (1 1) Installation space (1 0) Switching mechanism group (1 3) Switching piece (130) Semi-circular body (1 3 1) Rectangular body (1 3 2) Short axis (1 4) Switching positioning Bead (141) Spring (15) Reed (2) Switching ring (2 0) Shaft hole (2 1) Flange (2 2) Arc groove (2 3) Reversing positioning hole (2 4) Neutral hole (3) Switch lever body (3 0) Assembly lever (3 1) Socket hole (32) Gear hole (3 1 0) Positioning pin (3 3) Pin hole (3 4) Positioning hole (3 5) Fan-shaped space (3 5 1 ) Semi-circular hole (3 5 2) Reed stopper (4) Bearing shaft (4 1) Tail shaft (42) Intermediate shaft (4 1 0) Pin groove Page 11 M250761 Brief description of the diagram (421) Buckle groove ( 43) Gear (44) Hexagon hole (4 6) Steel ball (5 1) Straight groove (5 3) Small inner hole (47) Buckle (4 5 1) Steel ball (4 5) Radial hole (5) Switching ring Shell (5 2) large inner hole (6) rotation direction

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Claims (1)

M250761 6. Scope of patent application1. A switching ring forward and reverse mechanism for tools is assembled by a switching mechanism at the front end of the handle, and includes: a switching piece: a semicircular body extending into a rectangular body, The end face is provided with a short axis; a switching rod body: a second-order round carcass with an assembly rod; the center of the round carcass is provided with a mounting hole and a receiving hole from the end face; A pin hole is connected to the receiving hole in the radial position; and an unpenetrated fan-shaped space is provided on the end face. 'Semi-circular holes on both sides of the fan-shaped space are connected to the through-hole and form a generally V-shaped reed stopper. It is used to install the switching piece and allow the rectangular body of the% switching piece to swing in the fan-shaped space; the center of the switching specimen is a shaft hole from the end face, and a non-through neutral hole and two symmetry It does not pass through the arc groove, and a reversing positioning hole is provided on both sides of the face and the face. The reversing positioning hole and the vertical position will correspond to the positioning hole of the switching lever body. The position of the & The month of the car is a hexagonal hole A ring groove and a buckle groove are respectively arranged between the intermediate shafts, and are used on the rear axle wheel. The toothed space of the gear can accommodate the rotation of the switch piece = two bearing shafts in a certain direction; Wankai V body An interference inner hole communicates with the large inner hole to form a switching ring shell: a small large inner hole is set at the center of the round branch body, and the small inner hole can be fitted to the switching ring through the intermediate shaft of the receiving shaft; For the combination of the aforementioned components, the switching ring shell passes through the switch front end and is mounted on the handle changing rod body; the switching ring shell is pressed against and covers the switching ring clockwise and is turned to 1 position Behind the beads 6. Applying for a patent application: The lower part of the switch ring is separated from the table 2 · Depending on the direction mechanism, 4 is connected to the shaft, switching 3 · Depending on the direction mechanism, one of the springs is the switch of the lever 4 · Depending on the direction mechanism, It reduces the rotation surface 5 · According to the direction mechanism, its stopper can be installed to change the groove of the switcher's surface, so the cutting shaft must be junior high school, and the borrow ring and cutting should be junior high school. Applying for the secondary school, the friction, the application for the positioning of the wheel for the purpose of changing the circle, the buckle, the lever, the lever, the range of the lever, the range of the lever, the range of the ring, and the ring of the steel ball, the sector is provided with a reed. The hole is positioned, and the switch ring is also rotated. The short axis moves along the solitary slot, and the upper one switches off. The switching ring for the tool described in item 1 can hold the retaining ring groove and insert the positioning pin into the pin groove for integration. The positioning hole of the switch ring for the tool described in item 1 is provided with a switch positioning bead and a reed, which can be pressed against the switch ring used for the tool described in item 1 Three flanges are set on the circumference; in order to make it better: switch the hole receiving ring. The axis of the switching ring used for the tool described in Item 1 has a V-shaped reed between the mounting hole and the yellow plate to press against the switching lever. Page 14