TW201703934A - C-shaped snap ring pliers - Google Patents

Abstract

A C-shaped snap ring pliers, which includes two handles pivoted to each other, one of driving ends of the handles is provided with a pivot pin, a pivot member is pivoted to the pivot pin, such that the pivot member can rotate relative to the handles, a working rod is connected to the pivot member, such that the working rod can rotate relative to the handles, so as to provide the C-shaped snap ring pliers with an adjustable angle.

Description

C-type buckle pliers

The present invention relates to a clamp, and more particularly to a C-type buckle clamp.

With the advancement of the times, the development of hand tools has also produced different forms according to different needs, such as open-end wrenches, various types of clamps, fixtures, etc.; in order to cooperate with C-type buckles, a C-type buckle clamp has been developed, C-type The buckle is a part that is often applied to the inner and outer diameters of the shaft and the hole. Since it has the elastic force of the fastening, it is required to use the C-type buckle clamp in the process of assembling and disassembling the C-shaped buckle. The auxiliary side is going smoothly;

The conventional C-type buckle pliers have a clamping portion and a hand-held portion in sequence, but the clamping portion is fixedly coupled with the hand-held portion, so that the shaft and the hole system that the user wants to assemble are located in a small space. Or in a space with a fixed angle, it is often difficult, time-consuming and labor-intensive to install the C-shaped buckle because it is impossible to have an angle or space suitable for the application;

Moreover, since the clamping portion is fixedly coupled to the hand-held portion, the length of the clamping portion is fixed, so that when the user wants to install the C-shaped buckle in the deep hole, Or when it is on the shaft of a large aperture, it will face the situation that the length of the jaw is not long enough and the force is not caught and cannot be applied smoothly. To overcome the above-mentioned defects, a C-type buckle clamp is needed. .

The invention provides a C-type buckle clamp, the main purpose of which is to provide a C-type buckle clamp capable of adjusting an application angle.

Another object of the present invention is to provide a C-type clasp that can adjust the length of the working rod in response to various conditions.

Another object of the present invention is to provide a C-type clasp that can adjust the opening and closing range of the pliers body.

For the foregoing purposes, the C-type clasp of the present invention comprises:

a pliers body is formed by two shank crosses, and the pliers is pivoted at a pivot point, and the pliers respectively have a pressing end and an actuating end, the pressing end and the actuating end Separately on the opposite sides of the pivot point; the actuating end has an actuating end face, and the two sides of the actuating end face respectively form an ear portion, and the actuating end faces a concave groove in the inner surface, the groove has a notch;

a card member is displaceably disposed in the groove along a direction in which the groove extends, the card member has a positioning protrusion, the positioning protrusion exposes the notch, and the card member is defined to have the positioning protrusion The other side is a bottom surface;

An elastic member is disposed in the groove, one end of the elastic member is abutted against a bottom of the groove, and the other end of the elastic member is abutted against the bottom surface of the engaging member;

a pivoting member, the pivoting group is disposed on a pivoting bolt, the two ends of the pivoting bolt are respectively fixedly coupled to the two ears, the pivoting member has a locking tooth portion, and the locking tooth portion is The at least two clamping recesses and the at least one locking convex portion face the positioning protrusion of the clamping member, the pivoting member further has a coupling hole and a clamping member receiving hole communicating with each other;

a working rod member respectively coupled to the coupling hole of the pivoting member;

The two clamping devices are respectively disposed in the receiving hole of the locking component, and the two clamping components are disposed on the top two working lever members.

Preferably, the two latching members are respectively formed by a rotating member, a pushing spring and a pushing member, and the rotating member, the pushing spring and the pushing member are sequentially disposed on the card. The pushing member abuts the working rod member, and the opposite ends of the pushing spring respectively abut against the rotating member and the pushing member.

Preferably, the other end of the pushing member adjacent to the pushing spring has a pushing portion, and the working rod member has a plurality of card grooves, and the pushing portion abuts against the groove of the working rod member.

Preferably, the pivot point of the shank is defined to be a pressing section, the pivoting point is an actuation section to the actuation end, and a pressing space is provided between the pressing sections of the shank, and the tongs An actuating space is provided between the actuating sections of the handle, and a first restricting member is disposed through the actuating section of one of the caliper handles, and further includes a second limiting member, the second limiting member The pressing portion of one of the shanks is disposed adjacent to the pivot point.

As can be seen from the foregoing, the present invention mainly provides that the pivoting member is pivotally disposed on the pivoting bolt, and the two pivoting bolts are assembled on the operating end of the caliper handle, so that the pivoting member is opposite to the pivoting member. The clamp body pivots, and the working rod member is coupled to the pivoting member, so that the working rod member is pivoted relative to the clamp body to achieve a C-shaped buckle clamp capable of adjusting the angle of application. purpose.

Moreover, the mounting member is disposed in the engaging hole of the pivoting member, and the engaging member is disposed in the receiving hole of the engaging member, and is displaced by the elastic force of the pushing spring to the pushing member. a space, when the pushing member faces the card groove, the pushing spring pushes against the pushing member to abut the pushing rod portion, and when the working rod member extends along the coupling hole When the direction is moved, the working rod member presses against the pushing member, and the pushing member moves in the direction of the pushing spring, so that the working rod member can smoothly move in the connecting hole along the extending direction of the engaging hole. In order to achieve a purpose of providing a C-type buckle pliers capable of adjusting the length of the working rod according to various situations.

And the first limiting member is disposed on the active portion of the one of the shanks, or the second limiting member is disposed on a pressing portion of the shank adjacent to the pivot point, the first limiting member is disposed Extending or withdrawing from the operating space, or allowing the second limiting member to extend into or out of the pressing space, to achieve the purpose of providing a type of buckle pliers capable of adjusting the opening and closing range of the pliers body.

In order to enable your review committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please follow the brief description of the following.

The C-type buckle pliers of the present invention, as shown in Figures 1 to 10, include:

A pliers body 10 is pivotally formed by two pliers handles 11, and the pivoting portion of the pliers handle 11 is a pivot point 111. The pliers handles 11 respectively have a pressing end 112 and an actuating end. 113, the pressing end 112 and the actuating end 113 are respectively located on opposite sides of the pivot point 111. The actuating end 113 has an actuating end surface 113A. The two sides of the actuating end surface 113A respectively form an ear portion 12, and the actuating end surface 113A a recess 13 is recessed inwardly, the recess 13 has a notch 131;

A card member 20 is movably disposed in the groove 13 along a direction in which the groove 13 extends. The card member 20 has a positioning protrusion 21, and the positioning protrusion 21 normally exposes the notch 131. The opposite side of the positioning member 21 has a bottom surface 22;

An elastic member 30 is disposed in the recess 13 . One end of the elastic member 30 abuts against a bottom portion 132 of the recess 13 , and the other end of the elastic member 30 abuts against the bottom surface 22 of the engaging member 20 . When the clamping member 20 is pressed by an external force, the clamping member 20 moves toward the inside of the groove 13 in a direction along which the groove 13 extends, and the positioning protrusion 21 also retracts into the notch 131. When the external force disappears, the clamping member 20 moves and resets in the opposite direction of the original movement, and the positioning protrusion 21 also exposes the notch 131 again;

A pivoting member 40 is pivotally arranged on a pivoting pin 121. The two ends of the pivoting pin 121 are fixedly coupled to the ear portion 12, and the pivoting member 40 has a locking tooth portion 41. The engaging portion 41 is formed by at least two engaging recesses 411 and at least one engaging projection 412. The engaging tooth portion 412 faces the positioning protrusion 21 of the engaging member 20, and the positioning protrusion 21 is located at the positioning portion a recess 411, the pivot member 40 further has a coupling hole 42;

The two working rods 50 are respectively coupled to the coupling holes 42 of the pivoting members 40.

In another embodiment of the present invention, the working rod member 50 is disposed on the coupling hole 42 . The pivoting member 40 further includes a latching receiving hole 43 , the latching receiving hole 43 and the coupling hole 42 . Connected;

The two latching members 60 are respectively disposed in the latching receiving holes 43 of the latching member, and the two latching members 60 are configured to abut the working lever member 50, and the two latching members 60 are used to make the working lever member 50 is fixed in the coupling hole 42.

Preferably, the coupling hole 42 and the card receiving hole 43 are perpendicular to each other.

Preferably, the coupling hole 42 is a through hole.

Preferably, the working rods 50 respectively have a plurality of slots 51.

Preferably, the card grooves 51 are arranged at equal intervals.

Preferably, the two latching members 60 are respectively formed by a rotating member 61, a pushing spring 62 and a pushing member 63. The rotating member 61, the pushing spring 62 and the pushing member 63 are respectively The other end of the pushing member 63 adjacent to the pushing spring 62 has a pushing portion 631, and the pushing portion 631 is abutted against the working rod member. The opposite end of the pushing spring 62 is respectively abutted against the rotating member 61 and the pushing member 63. The rotating member 61 is provided for the user to rotate, and the rotating member 61 is rotated. The rotating member 61 moves toward the working rod member 50 or moves the rotating member 61 in the opposite direction of the working rod member 50 to control the magnitude of the pushing member 63 against the working rod member 50.

In another embodiment of the present invention, as shown in FIG. 10, the pivot point 111 of the caliper handle 11 is defined to be a pressing section P, and the pivot point 111 to the actuation end 113 is an actuation section C. The pressing section P of the shank 11 has a pressing space P1, and the operating section C of the shank 11 has an operating space C1;

Further comprising a first limiting member 70, the first limiting member 70 is disposed through one of the operating segments C of the shank 11;

In addition, a second limiting member 80 is disposed through the pressing portion P of one of the shanks 11 adjacent to the pivot point 111.

The C-type buckle clamp of the present invention adjusts the angle of the working rod member relative to the clamp body as follows. As shown in FIG. 4 to FIG. 7, first, the pivoting member 40 is pulled to pivot the pivot member 40. The locking protrusion 421 of the member 40 presses the positioning protrusion 21 of the clamping member 20 to retract the locking member 20 into the notch 131 along the extending direction of the groove, and the locking portion of the pivoting member 40 41. The locking of the positioning protrusion 21 is lost, so that the pivoting member 40 is pivoted relative to the clamping body 10, and the locking recess 411 of the pivoting member 40 faces the positioning protrusion 21 of the clamping member 20 again. The clamping member 411 is reset by the force of the pressing force, and the positioning protrusion 21 exposes the notch 131 again and exerts a restriction on the locking tooth portion 41, and the working rod member 50 is coupled to the pivoting member. The transfer member 40 is thus capable of providing a C-type clasp for adjusting the angle of application.

The C-type clasp of the present invention adjusts the effective working length of the working rod member 50 as follows. As shown in FIG. 8 and FIG. 9, first, the working rod member 50 is moved along the extending direction of the coupling hole 42. The working rod member 50 is pressed against the pushing member 63, and the pushing member 63 presses against the pushing spring 62, and the pushing member 63 moves toward the pushing spring 62 when the pushing member 63 is moved. When the pushing portion 631 faces the latching groove 51 of the working rod 50 again, the pushing portion 63 is again abutted against the groove 51 of the working rod member 50 by the elastic force of the pushing spring 62. Further, it is possible to provide a C-type clasp that can adjust the length of the working rod 50 in response to various situations.

The C-type buckle clamp of the present invention adjusts the opening and closing range of the clamp body as follows. As shown in FIG. 10, the first limit stop 70 is rotated to extend or withdraw the first limit stop 70 into the operating space. C1, if the portion of the limiting member 70 that protrudes into the operating space C1 is larger, the clamping body 10 is opened and closed to a smaller extent, and when the limiting member 70 extends into the working space C1, the portion is less. The jaw body 10 is opened and closed to a greater extent, thereby limiting the extent of opening and closing of the jaw body 10; similarly, the second limiting member 80 is rotated to extend or exit the second limiting member 80 into or out of the pressing space. P1, if the portion of the second restricting member 80 that protrudes into the pressing space P1 is large, the opening and closing range of the pliers body 10 is small, and when the portion of the pressing member P1 is less than the portion of the pressing space P1, The jaw body 10 has a larger opening and closing range, thereby limiting the extent of opening and closing of the jaw body 10.

As can be seen from the foregoing, the present invention mainly provides that the pivoting member 40 is pivotally disposed on the pivoting pin 121, and the two pivoting pins 121 are assembled on the actuating end 113 of the caliper handle 11. The rotating member 40 is pivoted relative to the clamp body 10, and the working rod member 50 is coupled to the pivoting member 40, thereby pivoting the working rod member 50 relative to the jaw body 10 to provide a capability Adjust the angle of the C-type buckle pliers for the angle of application.

Moreover, the mounting member 50 is disposed in the engaging hole 42 of the pivoting member 40, and the engaging member 60 is disposed in the engaging member receiving hole 43 and is biased by the elastic force of the pushing spring 62. When the pushing member 63 faces the latching groove 51, the pushing spring 62 pushes against the pushing member 63 to press the pushing portion 631 against the working rod member 50. When the working rod member 50 moves in the direction in which the coupling hole 42 extends, the working rod member 50 presses the pushing member 63 to move the pushing member 63 in the direction of the pushing spring 62 to work. The rod member 50 can smoothly move in the direction in which the coupling hole 42 extends in the coupling hole 42, thereby providing a C-type buckle clamp capable of adjusting the length of the working rod member 50 according to various conditions.

The present invention is further provided by the first limiting member 70 being disposed on one of the operating segments 113 of the shank 11 or the second limiting member 80 being disposed adjacent to the pressing portion P of the shank 11 adjacent to the pivot point At 111, the first limit 70 is extended or withdrawn from the working space C1, or the second limit member 80 is extended into or out of the pressing space P1 to provide an adjustable width of the clamp body. The purpose of the type of buckle pliers.

10‧‧‧Pliers body
11‧‧‧ shank
111‧‧‧ pivot point
112‧‧‧ Press end
113‧‧‧ actuation
113A‧‧‧ actuation end face
12‧‧ Ears
121‧‧‧ pivot bolt
13‧‧‧ Groove
131‧‧‧ notch
132‧‧‧ bottom
20‧‧‧Card parts
21‧‧‧ Positioning convex
22‧‧‧ bottom
30‧‧‧Flexible parts
40‧‧‧ pivoting parts
41‧‧‧Card toothing
411‧‧‧Card
412‧‧‧Card convex
42‧‧‧Combination hole
43‧‧‧Card fitting hole
50‧‧‧Working rods
51‧‧‧ card ditch
60‧‧‧Cards
61‧‧‧Rotating parts
62‧‧‧ Push against spring
63‧‧‧Parts
631‧‧‧Pushing Department
70‧‧‧First limit
80‧‧‧Second limit
C‧‧‧ actuation segment
C1‧‧‧Working space
P‧‧‧ Press section
P1‧‧‧ pressed space

Figure 1 is a perspective view of a C-type clasp of the present invention. Figure 2 is an exploded view of the C-type clasp of the present invention. Figure 3 is a front view of the C-type clasp of the present invention. Figure 4 is a cross-sectional view taken along line A-A of Figure 3; Figure 5 is a cross-sectional view of the A-A of Figure 3. Figure 6 is a cross-sectional view of the A-A of Figure 3. Figure 7 is a perspective view showing another state of the C-type clasp of the present invention. Figure 8 is a cross-sectional view taken along line B-B of Figure 3; Figure 9 is a cross-sectional view of the B-B of Figure 3. Figure 10 is a front elevational view of another embodiment of a C-type clasp of the present invention.

10‧‧‧Pliers body

11‧‧‧ shank

111‧‧‧ pivot point

112‧‧‧ Press end

113‧‧‧ actuation

113A‧‧‧ actuation end face

12‧‧ Ears

121‧‧‧ pivot bolt

13‧‧‧ Groove

131‧‧‧ notch

132‧‧‧ bottom

20‧‧‧Card parts

21‧‧‧ Positioning convex

22‧‧‧ bottom

30‧‧‧Flexible parts

40‧‧‧ pivoting parts

41‧‧‧Card toothing

411‧‧‧Card

412‧‧‧Card convex

42‧‧‧Combination hole

43‧‧‧Card fitting hole

50‧‧‧Working rods

51‧‧‧ card ditch

60‧‧‧Cards

61‧‧‧Rotating parts

62‧‧‧ Push against spring

63‧‧‧Parts

631‧‧‧Pushing Department

Claims (8)

The utility model relates to a C-type buckle ring clamp, comprising: a clamp body, which is formed by two clamp handles, and the clamp handle is pivoted at a pivot point, and the clamp handles have opposite pressing ends and an actuation The pressing end and the actuating end are respectively located on opposite sides of the pivot point; the actuating end has an actuating end surface, and the two sides of the actuating end surface respectively form an ear portion, and the actuating end faces the inner concave groove; The groove has a notch; a clamping member is displaceably disposed in the groove along a direction in which the groove extends, the engaging member has a positioning protrusion, the positioning protrusion exposing the notch, defining The clamping member has a bottom surface on the opposite side of the positioning protrusion; an elastic member is disposed in the groove, the elastic member has one end abutting against a bottom of the groove, and the other end of the elastic member is fastened to The pivoting member is pivotally assembled to a pivoting bolt, and the two ends of the pivoting bolt are respectively fixedly coupled to the two ears, and the pivoting member has a locking tooth Department, the card tooth portion is at least two concave and at least Clamping projections formed, the clamping teeth facing the positioning convex portion of the engaging member; and two working rod member, respectively coupled to the pivot member. The utility model relates to a C-type buckle ring clamp, comprising: a clamp body, which is formed by two clamp handles, and the clamp handle is pivoted at a pivot point, and the clamp handles have opposite pressing ends and an actuation The pressing end and the actuating end are respectively located on opposite sides of the pivot point; the actuating end has an actuating end surface, and the two sides of the actuating end surface respectively form an ear portion, and the actuating end faces the inner concave groove; The groove has a notch; a clamping member is displaceably disposed in the groove along a direction in which the groove extends, the engaging member has a positioning protrusion, the positioning protrusion exposing the notch, defining The clamping member has a bottom surface on the opposite side of the positioning protrusion; an elastic member is disposed in the groove, and one end of the elastic member is fast against the bottom of one of the grooves, and the other end of the elastic member is abutted The pivoting member is pivotally arranged on a pivoting bolt, and the two ends of the pivoting bolt are respectively fixedly coupled to the two ears, and the pivoting member has a clamping a tooth portion, the card tooth portion is formed by at least two card recesses and at least one card a convex portion, the clamping tooth portion faces the positioning protrusion of the clamping member, the pivoting member further has a connecting hole and a receiving portion receiving hole; and two working rod members respectively disposed on the pivot The connecting hole of the rotating member; and the two clamping members are respectively disposed in the receiving hole of the locking member, and the two clamping members are disposed against the top working member. The C-type buckle pliers of claim 2, wherein the coupling hole and the positioning hole of the card are perpendicular to each other. The C-type buckle pliers of claim 2, wherein the two clamping members are respectively formed by a rotating member, a pushing spring and a pushing member, the rotating member and the pushing spring And the pushing member is sequentially disposed in the receiving hole of the engaging member, and the pushing member abuts against the working rod member, and the two ends of the pushing spring respectively abut against the rotating member and the pushing member. The C-type buckle pliers of claim 3, wherein the other end of the pushing member adjacent to the pushing spring has a pushing portion, the working rod member has a plurality of card grooves, and the pushing The part is offset from the groove of the working rod. The C-type buckle pliers of claim 5, wherein the card grooves are arranged at equal intervals. The C-type buckle pliers of claim 2, wherein the coupling hole is a through hole. The C-type buckle pliers of claim 1 or 2, wherein the pivot point of the shank is defined to be a pressing section, and the pivot point to the actuation end is an actuation section. a pressing space between the pressing sections of the caliper handle, an actuation space between the actuation sections of the caliper handle, and a first limiting component, the first limiting component being threaded through one of the tongs The first limiting member extends into the operating space, and further includes a second limiting member, the second limiting member is disposed at a pressing portion of the shank adjacent to the pivot point, the first The second limiting member extends into the pressing space.