TWM459084U - Clamping tool - Google Patents

Description

Tightening tool

This creative department is related to hand tools, especially with regard to a tight-fitting tool.

Referring to the first figure, a tool (1) for tightening an article is disclosed in the prior art, the main structure of which is to screw a moving seat (2) on a screw (3) and A flexible bending belt (4) is fixed on the movable seat (2) at both ends, so that the moving seat (2) can drive the flexible belt (4) to reciprocate along the rod axis of the screw (3) Displacement, and pivoting a socket (5) to the rod end of the screw (3), and passing the belt of the belt (4) through the sides of the socket (5) for the purpose of the A belt (4) and the socket (5) form a tightening space for tightening the article, whereby the tool (1) is capable of placing the article (6) to be tightly placed in the tight space And the peripheral side of the article (6) abuts between the belt side of the belt (4) and the socket (5), and then rotates the screw (3) to displace the moving seat (2) Actuating, thereby changing the distance between the moving seat (2) and the seat (5), and reducing the inner diameter of the tightening space to achieve the purpose of tightening the article (6).

Specifically, the article (6) is usually made of an elastic material that can be compressed, so that the object (6) can be compressed by the tight pressing of the tool (1). The diameter makes the item (6) easier to perform in the assembly or disassembly work.

Although the prior art technique can be used to tighten the outer diameter of the article, the actual tightness of the article (6) is made of elastic material, but the outer diameter is The reduction still needs to be achieved by applying a larger pressure to the tool (1). Therefore, the seat (5) faces the seat belt of the flexible belt (4) in a concave curved surface, and the raft is properly attached to the circumferential side surface of the article (6) to be tightly bundled, however, The curvature of the concave curved surface of the seat (5) is fixed, and it cannot be applied to different tight-to-wear items. Therefore, the operator needs to have most tools with different curvature concave surfaces to reserve. In addition to being not convenient to use, it also increases the cost of tool purchase.

Therefore, the main purpose of the present invention is to provide a tight-fitting tool which is technically characterized in that the tightening tool has a replaceable bearing member for responsive to the outer diameter of the different size of the object to be tightened. The seat member suitable for the curvature of the concave curved surface is selected, thereby reducing the cost of tool purchase, reducing the inconvenience of tool storage and improving the convenience of use.

The reason is that, in order to achieve the above object, the tightening tool provided by the present invention comprises a moving seat; a strip-shaped flexible member of a predetermined length is fixed at both ends of the long shaft to both sides of the moving seat; a socket between the moving seat and the flexible member, and a concave curved surface on one side corresponding to a side belt surface of the flexible member; a driving member for changing between the movable seat and the bearing seat The distance is characterized in that the bearing system has a body, and a bearing block is detachably coupled to the seat body on one side, and the concave curved surface is recessed on the other side end surface of the bearing block.

Further, for the purpose of achieving a detachable combination between the bearing block and the seat body, the bearing seat further includes a card portion disposed between the bearing block and the seat body for combining the bearing Block and the seat.

The card portion has a concave hole and a protruding column which are complementary to each other, and is disposed between the end surface of the bearing block and the seat body.

Further, in order to change the distance between the moving seat and the socket, the driving member has a screw, wherein one end of the shaft is pivotally connected to the seat, and the other end of the shaft is threaded. The moving seat is away from the moving seat, and the moving seat is reciprocally displaced in the rod axis direction by the rotation of the screw.

Further, in order to prevent the moving seat from rotating with the rotation of the screw, in addition to being restrained by the fixing between the flexible member and the moving seat, the driving member further comprises a pivoting seat. Positioning with the other end of the screw, the two guiding rods are parallel to the shaft of the screw and are respectively bridged on the pivot seat and the seat body at both ends, and the middle shaft is slidably connected to the moving seat. The rotation of the moving seat is avoided to limit the movement of the moving seat only along the shaft of the screw.

The rod shafts of each of the guide rods extend through the seat body and protrude outside the seat body, and the protrusions are respectively formed at the end of the extended shaft.

(10) ‧‧‧ Tightening tools

(20)‧‧‧Mobile seat

(21)‧‧‧moving blocks

(22)‧‧‧ screw holes

(23)‧‧‧Guidance

(30) ‧ ‧ ‧ flexible parts

(301) ‧‧‧forced belt

(40) ‧‧‧ Seat

(41) ‧ ‧ ‧ body

(42) ‧‧‧Pivot

(43) (43’) ‧ ‧ 承

(44) (44') ‧ ‧ concave curved surface

(45) ‧‧‧Limited rod

(46)‧‧‧Card Department

(461)‧‧‧ recessed holes

(462)‧‧‧Bump

(50)‧‧‧ Drives

(51)‧‧‧ screw

(52) ‧ ‧ squat

(53) ‧ ‧ guides

The first figure is a perspective view of a conventional technique.

The second drawing is a combined perspective view of a preferred embodiment of the present invention.

The third drawing is a partially exploded perspective view of a preferred embodiment of the present invention.

The fourth drawing is a plan view of a preferred embodiment of the present invention.

The fifth drawing is a schematic plan view of one of the preferred embodiments of the present invention.

Figure 6 is a schematic plan view showing another use of a preferred embodiment of the present invention.

First, please refer to the second to fourth figures, in a preferred embodiment of the present creation The tightening tool (10) provided in the present invention mainly comprises a moving seat (20), a flexing member (30), a socket (40) and a driving member (50), wherein: the moving seat (20) having a substantially rectangular moving block (21), a screw hole (22) is disposed on the moving block (21), and the two guiding holes (23) are parallel to the screw hole (22) It is arranged on the moving block (21).

The flexible member (30) is a flexible strip having a proper width and length, and is attached to both ends of the long axis of the moving block (21) at both ends, and is coupled to the connecting member by the bonding member. On the moving block (21), the middle end portion of the belt body is curved to form an arch shape in which the pressing surface (301) of one side faces the moving block (21) and is spaced apart therefrom.

The socket (40) is interposed between the moving seat (20) and the flexible member (30), and has a rectangular block-shaped seat body (41) corresponding to the moving block (21) in parallel, and a pivot hole (42) is disposed between the end faces of the seat body (41) and coaxially corresponding to the screw hole (22), and a bearing block (43) is attached to the seat body (41) with one end face On one side, between the seat body (41) and the middle portion of the arched flexible member (30), a concave curved surface (44) is recessed on the other end surface of the bearing block (43) And corresponding to the embossed belt surface (301) on the side of the middle portion of the arched portion (30), and the second limiting rod (45) respectively bridges the long axis of the seat body (41) The two ends are disposed at an appropriate distance from the end faces of the long shaft of the seat (41) to accommodate the belt member of the flexible member (30), and a card portion (46) is attached to the bearing block ( 43) between the seat (41) for detachably attaching the bearing block (43) to the seat body (41); specifically, the card portion (46) has two recessed holes (461), which is disposed on one side end surface of the bearing block (43), and the hole axis is parallel to the hole axis of the pivot hole (42), and the second hole is complementary to each of the concave holes (461). The boss (462), is divided on the base body (41), respectively, and each of the recessed hole (461) coaxially facing each other, so that the bearing block (43) is coaxially coupled to each of the protruding posts (462) by the respective recessed holes (461), and is positioned on the seat body (41) .

The driving member (50) has a screw (51) of a proper length, and is screwed into the screw hole (22). One end of the shaft extends into the pivot hole (42) to be positioned to match the seat. The body (41) is pivoted, the other end of the shaft is away from the moving block (21), and a ring-shaped pivot seat (52) is coaxially positioned and pivoted on the other end of the screw (51), the two guide rods ( 53) respectively extending and sliding in each of the guide holes (23), and each of the two ends is fixed to the pivot seat (52) and the seat body (41), wherein the seat body (41) is fixed to the seat body ( 41) One end of the protrusion protrudes outside one of the side end faces of the seat body (41), and the protrusions (462) are respectively formed by the ends of the protrusions.

By means of the above components, the tightening tool (10) can reciprocally linearly displace the moving seat (20) along the rod axis of the screw (51) by rotating the screw (51), and borrow Sliding between each of the guiding rods (43) and each of the guiding holes (23) prevents the moving block (21) from rotating with the rotation of the screw (51) to limit the moving block (21) only along the edge The rod shaft of the screw (51) is linearly reciprocated relative to the seat body (41), and accordingly, when the moving block (21) approaches the seat body (41), the thread is synchronized The pressing belt surface (301) on one side of the piece (30) is away from the concave curved surface (44), and when the moving block (21) is away from the seat body (41), the flexible member is synchronously driven (30) Displacement, such that the pressing surface (301) on one side of the flexure (30) approaches the concave curved surface (44).

Accordingly, the tightening tool (10) is used in the same manner as in the prior art, and the object to be tightly placed is placed on the concave curved surface (44). Between the urging belts (301) on one side of the flexure (30), the operator rotates the screw (51) to move the moving seat (20) away from the socket (40), thereby reducing the concave arc The distance between the face (44) and the pressing belt surface (301) is to achieve the effect of tightness.

The main technical feature of the present invention that separates the socket (43) provided with the concave curved surface (44) from the seat (41) is that the user can respond to the outer diameter of the tightly bound article. The bracket having the concave curvature of the corresponding curvature is appropriately selected. As shown in the sixth figure, the tightening tool (10) can replace the concave curved surface with the appropriate curvature according to the to-be-tightened articles of different outer diameters ( The 44') block (43') is used to make the tightening work smoothly.

At the same time, since the card portion (46) disclosed in the above embodiment is only joined by the concave and convex complementary card to join the bearing block and the seat body, the operation of replacing the bearing block is simple and feasible. Compared with the prior art, the author of this creation should only use some parts of the tight-fitting tool, instead of the need for a majority of the tight-fitting tools as in the prior art, the purchase cost, the tool storage and In terms of effective use of resources, the technical content provided by this creation is clearly better.

(10) ‧‧‧ Tightening tools

(21)‧‧‧moving blocks

(22)‧‧‧ screw holes

(23)‧‧‧Guidance

(30) ‧ ‧ ‧ flexible parts

(301) ‧‧‧forced belt

(42) ‧‧‧Pivot

(43) ‧ ‧ 承

(44)‧‧‧ concave curved surface

(45) ‧‧‧Limited rod

(46)‧‧‧Card Department

(461)‧‧‧ recessed holes

(462)‧‧‧Bump

(51)‧‧‧ screw

(52) ‧ ‧ squat

(53) ‧ ‧ guides

Claims (8)

A tight beam tool comprises: a moving seat; a predetermined length of the belt-shaped flexible member fixed to both sides of the movable seat with two ends of the long shaft; a seat between the movable seat and the flexible member And a concave arc surface on one side corresponding to a side belt surface of the flexible member; a driving member for changing a distance between the moving seat and the socket; wherein the bearing system has a seat The body is detachably coupled to the seat body on one side, and the concave curved surface is recessed on the other end surface of the socket. The tightening tool of claim 1, wherein the socket further comprises a card portion disposed between the bearing block and the seat body for coupling the bearing block and the seat body. The tightening tool according to the second aspect of the invention, wherein the card portion has a concave hole and a convex column which are complementary to each other, and is disposed between the end surface of the socket and the seat. The tightening tool according to claim 1, wherein the driving member has a screw, wherein one end of the shaft is pivotally connected to the seat, and the other end of the shaft is threaded through the moving seat away from the moving seat. The tightening tool of claim 4, wherein the driving member further comprises a pivoting seat pivotally connected to the other end of the screw, and the two guiding rods are parallel to the shaft of the screw. Bridged to the pivot seat at both ends The body of the seat and the middle shaft of each of the guide rods are slidably coupled to the movable seat. The tightening tool of claim 5, wherein one end of each of the rods of the guide rod extends through the seat and protrudes out of the seat. The tightening tool according to the sixth aspect of the invention, wherein the socket system further comprises a card portion disposed between the bearing block and the seat body for coupling the bearing block and the seat body. According to the tightening tool of claim 7, wherein the card portion has two recessed holes, which are recessed on one side end surface of the bearing block, and two are formed by one end of each of the guide rod shafts. The studs are respectively coaxially engaged with the recesses.