TWM551777U - Multi-sectional adjustable pressing tool - Google Patents

Description

Multi-stage adjustable crimping tool

The present invention relates to a multi-stage adjustable pressing tool capable of adjusting and compensating the gap between the pivot hole of the handle and the pivot thereof in multiple stages, thereby improving the convenience and durability of the pressing tool, especially the multi-stage adjustable The handle of the tool, the pressing member, the assembly, the polygonal end of the pivot, and the cam portion.

The crimping teeth at the front end of the pressing member are used to clamp the metal terminal of the power source or the signal wire, so that the metal terminal and the wire socket portion are twisted and deformed to forcibly couple the metal terminal and the wire pressing tool. It is a well-known skill.

The conventional crimping tool usually has two pivoting handles similar to the pliers, each of which has a pivot hole at one end and a pivot shaft in the pivot hole of each handle for pivoting one. Pressing the parts, and the middle parts of the pressing parts are pivotally connected to each other; in operation, the handles can be operated to drive the pressing teeth of the front ends of the pressing parts to be mutually engaged, so that the handles and the pressing parts are leveraged By transmitting the force of the user's operation, a large clamping force can be generated by the pressing teeth of the pressing members, and the metal terminals can be forcibly pinched and deformed by the respective pressing teeth.

However, the disadvantage is that when the pressing end of the pressing member clamps the metal terminal, the pivot of the rear end of the pressing member and the pivot hole of the front end of the handle must also bear the pressure of the pressing member and the handle. After long-term use, the pivot and the pivot hole are easily worn, deformed, loosened, and the gap between the pivot and the pivot hole becomes large, so that the pressing teeth at the front end of each pressing member cannot be closely clamped to each other. The problem that the force of each handle is transmitted to the front end of the pressing member to press the teeth becomes small and the clamping ability is affected.

In view of this, the creator has accumulated many years of research and practical experience in related fields, and created a multi-stage adjustable pressing tool to improve the lack of the above-mentioned conventional techniques.

Therefore, the main purpose of the present invention is to provide a multi-stage adjustable pressing tool, comprising: a first handle, a grip portion and a pivot hole respectively at two ends; a second handle and two ends respectively The first handle and the second handle are pivotally connected to each other at a portion between the grip portion and the pivot hole; a first pressing member is respectively provided with a pivot hole at both ends And a pressing tooth, the first pressing member is provided with a pivoting hole at a middle portion between the pivoting hole and the pressing tooth, and the pivoting hole of the first handle and the pivot of the first pressing member a first pivoting shaft is disposed in the through hole; a second pressing member is respectively provided with a pivoting hole and a pressing tooth at both ends, and the second pressing member is located between the pivoting hole and the pressing tooth a central portion is provided with a pivoting hole, and a pivoting hole of the second handle and a pivoting hole of the second pressing member are disposed through a second pivot; a combination member is provided with a two-axis column and is respectively disposed The first pressing member and the middle portion of the second pressing member are pivotally connected to each other in the pivoting hole of the first pressing member and the second pressing member, and the pressing portion of the first pressing member is pressed phase a pressing tooth of the second pressing member; and a pivoting hole of the first handle forming an enlarged diameter polygonal opening on the surface of the first handle, the first pivot end is provided with a fitting a polygonal end portion in the polygonal opening, the first pivot middle portion is provided with an eccentric cam portion for pushing the first pressing member pivot hole, and the first pivot can be when the polygonal end portion is separated from the polygonal opening Rotating the cam portion to drive the first pressing member to press the tooth toward the second pressing member in the pressing direction and the opposite direction to adjust the first handle pivot hole and the first pivot The gap can be braked when the polygonal end is embedded in the polygonal opening.

The cam portion can be adjusted and compensated in multiple stages by the first pivoting hole of the first handle and the first pivoting member, and the cam portion can be configured to compensate the first pivot and the first The gap between the pivoting holes of one hand is such that the first pressing member pressing teeth and the second pressing member pressing teeth are tightly clamped to each other to surely pass the force of the first handle and the second handle The first pressing member and the second pressing member are transmitted to the respective pressing teeth, thereby ensuring the force and clamping ability of the pressing tool, thereby improving the usability and durability of the pressing tool, and improving the conventional pressure. After long-term use of the tool, it is easy to cause the pivot and the pivot hole to wear, deform, loosen, and the gap between the pivot and the pivot hole becomes large, so that the pressing teeth of the front end of each pressing member cannot be close to each other. The clamping causes the problems that the respective handles are transmitted to the front end of the pressing member to press the teeth to become small and the clamping ability is affected.

According to the main structural feature, a hollow area is disposed between the pivot hole of the first handle and the polygonal opening, and one end of the first pressing member and a pivot hole of the end are received in the hollow area, and the cam portion is Located in the hollowed out area.

According to the above main structural features, the first end of the first pivot is respectively provided with the polygonal end portion and a threaded portion, and the cam portion is located between the polygonal end portion and the thread segment, and the thread segment extends to the first In addition to the pivoting hole of the handle, a nut is threaded onto the threaded section, the nut being capable of driving the threaded section to urge the polygonal end to disengage and engage the polygonal opening.

According to the above main structural feature, the first handle surface of the outer edge of the polygonal opening is provided with at least one first marking structure, and the end side of the polygonal end portion is provided with at least one second marking structure, and the first pivot can Rotating the second marking structure relative to the first marking structure.

According to the above main structural features, the assembly has a front plate and a rear plate respectively abutting on both sides of the first pressing member and the second pressing member, and the shaft columns are respectively combined on the front plate and the rear plate Between the plates, a first elastic piece is sleeved on the shaft column between the surface of the first pressing member and the front plate, and a second elastic piece is sleeved on the shaft column between the surface of the second pressing member and the front plate.

According to the above main structural features, the first elastic piece and the second elastic piece are one of a wave elastic piece and an arched elastic piece.

According to the above main structural feature, the pivoting hole of the first pressing member forms a groove for receiving the first elastic piece on the surface of the first pressing member, and the pivoting hole of the second pressing member is at the second The surface of the pressing member forms a groove for receiving the second elastic piece.

According to the above main structural features, one end of each of the shaft columns is respectively fixed to the rear plate, and the front plate is provided with two combined holes, the other end of the shaft column passes through the combined hole, and a ring groove is arranged at the other end of the shaft column. Take a buckle with a buckle.

In order to clarify and fully disclose the present invention, a preferred embodiment of the present invention will be described, and the detailed description thereof will be described later.

Please refer to the first to third figures to reveal the drawing of the present embodiment. The above-mentioned drawings illustrate the multi-stage adjustable pressing tool of the present invention, including a first handle 1, a second handle 2, and a first A combination of a pressing member 3, a second pressing member 4 and an assembly member 5. The first handle 1 is respectively provided with a grip portion 11 and a pivot hole 12; the two ends of the second handle 2 are respectively provided with a grip portion 21 and a pivot hole 22, the first handle 1 and the first handle The second-hand 2 is pivotally connected to each other between the grip portions 11, 21 and the pivot holes 12, 22 via a rotating shaft 10.

The figure also shows that a pivot hole 31 and a pressing tooth 32 are respectively disposed at two ends of the first pressing member 3, and the first pressing member 3 is located between the pivot hole 31 and the pressing tooth 32. a pivoting hole 33 is formed in the middle portion of the first handle 1, and a first pivot 6 is disposed in the pivot hole 31 of the first pressing member 3; the second pressing member 4 The end is respectively provided with a pivot hole 41 (as shown in the second figure) and a pressing tooth 42. The second pressing member 4 is provided with a pivot at a middle portion between the pivot hole 41 and the pressing tooth 42. The second hole 7 is bored in the pivot hole 22 of the second handle 2 and the pivot hole 41 of the second pressing member 4.

The assembly member 5 has a front plate 51, a rear plate 52 and a two-axis column 53. The front plate 51 and the rear plate 52 abut against the two sides of the first pressing member 3 and the second pressing member 4, respectively. Each of the shaft posts 53 is respectively disposed between the front plate 51 and the rear plate 52, and each of the shaft posts 53 is respectively disposed in the pivot holes 33, 43 of the first pressing member 3 and the second pressing member 4, The middle portion of the first pressing member 3 and the second pressing member 4 are pivotally connected to each other by the respective column columns 53 while the pressing teeth 32 of the first pressing member 3 are opposite to each other and abut against the second portion. The pressing teeth 42 of the pressing member 4; and the middle portion of the first pressing member 3 and the middle portion of the second pressing member 4 are pivotally connected to each other by a concave-convex structure.

In the preferred embodiment, the pivot hole 12 of the first handle 1 forms an enlarged diameter opening 120 on the outer edge of the first handle 1, and the pivot hole of the first handle 1 A hollowing area 100 is disposed between the end of the first pressing member 3 and the pivoting hole 31 of the rear end of the first pressing member 3. The first pivoting shaft 6 is provided with a fitting end. An eccentric cam portion 62 is disposed in the polygonal end portion 61 of the polygonal opening 120, and an eccentric cam portion 62 is disposed in the middle portion of the first pivot shaft 6 so that the cam portion 62 is disposed in the hollow region 100, and the cam portion 62 can be pushed Touching the inner wall of the pivot hole 31 of the first pressing member 3; referring to the fourth to sixth figures, when the polygonal end portion 61 is separated from the first handle 1 from the polygonal opening 120, the first pivot 6 The rotation of the cam portion 62 via the inner wall of the pivoting hole 31 of the first pressing member 3 drives the first pressing member 3 to press the tooth 32 to the second pressing member 4 to press the tooth 42 in the opposite direction and the opposite direction. Adjusting the gap between the first handle 1 pivot hole 12 and the first pivot 6, for example, when the pressing tool is used for a long period of time, if the first pressing member 3 is pressed When the teeth 32 and the second pressing member 4 are not tightly clamped between the pressing teeth 42, even when a gap is formed between the two pressing teeth 32, 42 (as shown in the fourth figure), the first pivot 6 can be operated. Rotating the cam portion 62, when the cam portion 62 faces the direction of the second handle 2 (or the second pressing member 4), the cam portion 62 pushes against the pivoting hole 31 at the end of the first pressing member 3 The second direction swings in two directions to drive the first pressing member 3 to press the tooth 32 to the second pressing member 4 to press the tooth 42 in the opposite direction; when the cam portion 62 is rotated, the second portion is gradually oriented toward the second handle. When rotating toward the pressing teeth 32, 42 or the grip portions 11, 21 (as shown in the fifth figure), the cam portion 62 gradually releases the first pressing member 3 at one end pivot hole 31 toward the second handle 2 Swing in the opposite direction, so that the first pressing member 3 presses the tooth 32 to swing the second pressing member 4 against the tooth 42; then, when the cam portion 62 is rotated toward the opposite direction of the second handle 2 (eg In the sixth figure, the cam portion 62 is pushed against the pivoting hole 31 of the first pressing member 3 to swing in the opposite direction of the second handle 2 to urge the first pressing member 3 to press the tooth 32 toward the first portion. The second pressing member 4 swings in the direction of the tooth 42 The first pressing member 3 pressing the teeth 32 and the second pressing member 4 pressing the teeth 42 are tightly clamped to each other; by the above, the cam portion 62 can be used to quickly and easily adjust and compensate the first handle. 1 The gap between the inner wall of the pivot hole 12 and the first pivot shaft 6. Moreover, the polygonal end portion 61 of the first pivot 6 can be inserted into and removed from the polygonal opening 120 of the first handle 1 pivot hole 12, and when the polygonal end portion 61 is embedded in the polygonal opening 120, the first The pivot 6 is rotated to fix the cam portion 62.

As shown in the second figure, in a possible embodiment, the first end of the first pivot 6 is respectively provided with the polygonal end portion 61 and a threaded portion 63, and the cam portion 62 is located at the polygonal end portion 61. Between the thread segments 63, the thread segment 63 extends beyond the first handle 1 pivot hole 12, and a nut 64 is screwed onto the thread segment 63. The nut 64 can drive the thread segment 63 and push it against First outer handle 1 to drive the polygonal end portion 61 out of the polygonal opening 120, thereby quickly combining the first pivot 6 and the cam portion 62 into the first handle 1 pivot hole 12, and The polygonal end portion 61 can be easily adjusted to be detached from and embedded in the polygonal opening 120.

As shown in the third to sixth embodiments, in another possible embodiment, at least one first marking structure 13 is disposed on the surface of the first handle 1 of the outer edge of the polygonal opening 120. The first marking structure 13 can be The concave end of the "+" and the "-", the end surface of the polygonal end portion 61 is provided with at least one second marking structure 611, and the second marking structure 611 can be a concave structure of "-"; the first pivot 6 can rotate the second marking structure 611 and the first marking structure 13 to move relative to each other, so that the concave-convex structure of the "-" of the second marking structure 611 is directed to the "+" and "-" concave-convex structures of the first marking structure 13. Or the area between the "+" and the "-" uneven structure to prompt the user to know the relative position of the cam portion 62, for example, when the first mark structure 13 is directed to the "-" concave-convex structure of the second mark structure 611. Time (as shown in the fourth figure), indicating that the cam portion 62 faces the second handle 2; when the first marking structure 13 is directed to the area between the "+" and "-" concave and convex structures of the second marking structure 611 (as shown in the fifth figure), indicating that the cam portion 62 faces the pressing teeth 32, 42 or the grip portions 11, 21 When the first mark structure 13 is directed to the "+" relief structure of the second mark structure 611 (as shown in the sixth figure), it indicates that the cam portion 62 faces the opposite direction of the second handle 2.

It can be understood that the cam portion 62 is configured by arranging the first pivot 6 in the first handle 1 pivot hole 12 and the cam portion 62 in the first crimping member 3 pivot hole 31. The gap between the first pivot shaft 6 and the inner wall of the pivotal hole 12 of the first handle 1 can be adjusted and compensated in multiple steps, so that the first pressing member 3 presses the tooth 32 and the second pressing member 4 presses the tooth 42 The clamping force is tightly clamped to each other to ensure that the force of the first handle 1 and the second handle 2 are transmitted to the pressing teeth 32 and 42 through the first pressing member 3 and the second pressing member 4, thereby ensuring the The force and clamping ability of the pressing tool can improve the ease of use and durability of the pressing tool.

Referring to the second, third and seventh figures, in another possible embodiment, one end of each shaft column 53 is respectively fixed to the rear plate 52, and the front plate 51 is provided with two combined holes 511, and the other end of the shaft column 53 is worn. The ring 511 is disposed at the other end of the shaft post 53 to fasten a buckle 532. The shaft post 53 between the surface of the first pressing member 3 and the front plate 51 is sleeved. A first elastic piece 81 is disposed, and a second elastic piece 82 is sleeved on the shaft post 53 between the surface of the second pressing member 4 and the front plate 51. The first elastic piece 81 and the second elastic piece 82 may each be a wave elastic piece or an arched elastic piece; and the pivoting hole 33 of the first pressing part 3 is formed on the surface of the first pressing part 3 to accommodate the first a recess 331 of the elastic piece 81, and a pivot hole 43 of the second pressing member 4 forms a groove 431 on the surface of the second pressing member 4 for receiving the second elastic piece 82; thereby, the first elastic piece 81 And the second elastic piece 82 can be elastically urged respectively to the front plate 51, and between the first pressing member 3 and the second pressing member 4 surface (or the grooves 331, 431) to lift the first pressing The stability of the pivoting and rotation of the third pressing member 4 and the assembly member 5 is prevented from loosening between the first pressing member 3, the second pressing member 4 and the assembly member 5, and the clamping member is affected. The first elastic piece 81 and the second elastic piece 82 are respectively received by the grooves 331 and 431 to reduce or eliminate the front plate 51, the first pressing member 3, and the second pressing member 4. A gap between the surfaces prevents dust and oil from accumulating between the front plate 51 and the surfaces of the first pressing member 3 and the second pressing member 4.

However, the above descriptions are only preferred embodiments of the present invention. When it is not possible to limit the scope of the creation of the creation, the changes and modifications that can be made by those who are familiar with the industry should be regarded as not deviating. The substance of this creation.

1‧‧‧first hand
10‧‧‧ shaft
100‧‧‧ hollow area
11‧‧‧ grip
12‧‧‧ pivot hole
120‧‧‧Polygon opening
13‧‧‧First mark structure
2‧‧‧ second hand
21‧‧‧ grip
22‧‧‧Pivot hole
3‧‧‧First crimping piece
31‧‧‧ pivot hole
32‧‧‧ pressed teeth
33‧‧‧ pivot hole
331, 431‧‧‧ grooves
4‧‧‧Second crimping parts
41‧‧‧ pivot hole
42‧‧‧Cring the teeth
43‧‧‧ pivot hole
5‧‧‧assemblies
51‧‧‧front board
511‧‧‧ combination hole
52‧‧‧Back board
53‧‧‧ shaft column
531‧‧‧Circle
532‧‧‧ buckle
6‧‧‧First pivot
61‧‧‧Poly end
611‧‧‧Second mark structure
62‧‧‧Cam Department
63‧‧‧Threaded section
64‧‧‧ nuts
7‧‧‧Second pivot
81‧‧‧First shrapnel
82‧‧‧Second shrapnel

The first figure is a perspective view of a preferred embodiment of the creation. The second figure is an exploded perspective view of the first figure. The third figure is a partially enlarged perspective exploded view of the first figure. The fourth figure is a schematic diagram of a state of use of the first figure. The fifth figure is a schematic diagram of another use state of the first figure. The sixth figure is a schematic diagram of still another state of use of the first figure. The seventh figure is a cross-sectional view of the first and second crimping members of the first figure.

1‧‧‧first hand

10‧‧‧ shaft

11‧‧‧ grip

2‧‧‧ second hand

21‧‧‧ grip

3‧‧‧First crimping piece

32‧‧‧ pressed teeth

4‧‧‧Second crimping parts

42‧‧‧Cring the teeth

5‧‧‧assemblies

6‧‧‧First pivot

7‧‧‧Second pivot

Claims (8)

The utility model relates to a multi-segment adjustable pressing tool, comprising: a first handle with a grip portion and a pivot hole respectively at two ends; a second handle with a grip portion and a pivot hole at each end, the first a first handle and a second handle are pivotally connected to each other between the grip portion and the pivot hole; a first pressing member is respectively provided with a pivot hole and a pressing tooth at both ends, the first pressing a pivoting hole is disposed in the middle portion between the pivoting hole and the pressing tooth, and the first pivoting hole of the first handle and the pivoting hole of the first pressing member are disposed through a first pivot; a second pressing member, a pivot hole and a pressing tooth respectively disposed at the two ends, wherein the second pressing member is provided with a pivot hole at a middle portion between the pivot hole and the pressing tooth, the first a second pivot is disposed in the pivot hole of the second pressing member and the second pressing member; a combination member is provided with two shaft columns respectively disposed on the first pressing member and the second pressing member The middle pressing portion of the first pressing member and the middle pressing portion of the second pressing member are pivotally connected to each other, and the pressing teeth of the first pressing member are pressed against the second pressing member Tooth The pivotal hole of the first handle forms an enlarged diameter polygonal opening on the surface of the first handle, and the first pivot end is provided with a polygonal end portion engageable in the polygonal opening, the first pivot The middle portion is provided with an eccentric cam portion that can push the pivoting hole of the first pressing member. When the polygonal end is separated from the polygonal opening, the first pivot can rotate the cam portion to drive the first portion through the pivot hole. Pressing the pressing piece to the second pressing member to press the tooth direction and the opposite direction to adjust the gap between the first handle pivot hole and the first pivot, and the polygonal end portion can be embedded in the polygonal opening Braking the first pivot. The multi-section adjustable crimping tool according to claim 1, wherein a gap is formed between the pivot hole of the first handle and the polygonal opening, and one end of the first pressing member and a pivot hole of the end It is housed in the hollowed out area, and the cam portion is disposed in the hollowed out area. The multi-section adjustable crimping tool according to claim 1, wherein the first end of the first pivot is respectively provided with the polygonal end portion and a threaded portion, and the cam portion is located at the end of the polygonal portion and the threaded portion. Meanwhile, the thread segment protrudes beyond the first handle pivot hole, and a nut is screwed onto the thread segment, and the nut can drive the thread segment to drive the polygonal end to be disengaged and embedded in the polygonal opening. The multi-section adjustable crimping tool according to claim 1 or 2 or 3, wherein the first handle surface of the outer edge of the polygonal opening is provided with at least one first marking structure, and the end side of the polygonal end portion At least one second marking structure is provided, the first pivoting shaft being rotatable relative to the first marking structure. The multi-section adjustable crimping tool according to claim 1, wherein the assembly has a front plate and a rear plate respectively abutting on both sides of the first pressing member and the second pressing member, respectively The shaft column is respectively assembled between the front plate and the rear plate, and a first elastic piece is sleeved on the shaft column between the surface of the first pressing member and the front plate, and the surface of the second pressing member is between the front plate and the front plate A second elastic piece is sleeved on the shaft column. The multi-segment adjustable crimping tool according to claim 5, wherein the first elastic piece and the second elastic piece are one of a wave elastic piece and an arched elastic piece. The multi-segment adjustable crimping tool of claim 5, wherein the pivoting hole of the first pressing member forms a groove for receiving the first elastic piece on the surface of the first pressing member, the second The pivoting hole of the pressing member forms a groove for receiving the second elastic piece on the surface of the second pressing member. The multi-stage adjustable pressing tool according to claim 5, wherein one end of each of the shaft columns is respectively fixed to the rear plate, and the front plate is provided with two combined holes, and the other end of the shaft column passes through the combined hole, and A ring groove is arranged at the other end of the shaft column to buckle a buckle.