TWI615250B - Compound tool - Google Patents

Description

Compound tool

In particular, the present invention provides a composite tool that can be converted into a screwdriver tool or a sleeve tool to be used in conjunction with different bolts for disassembly and assembly, and has a simple structure and can effectively reduce the manufacturing cost.

Press, the types of common bolts include the hexagon bolts 10 as shown in Figure 1-1 and the inner cross bolts 11 as shown in Figure 1-2. The hexagon bolts 10 are assembled and disassembled using a socket tool. The inner cross bolt 11 is disassembled and assembled using a screwdriver tool. As for the special type of composite bolt 12 shown in Figs. 1-3, the sleeve tool and the screwdriver tool must be used for disassembly and assembly. The normal upper sleeve tool and the screwdriver tool are independent disassembly tools, so the user must carry them separately so that they can be replaced at the right time, which is not only unfavorable for carrying, but also causes troubles in replacement and use, so the industry designs a kind of A combination tool that combines a sleeve tool and a screwdriver tool; see Figure 2, which is a new patent case of Taiwan Bulletin No. M469152, "Improvement of Sleeve and Driver Combination Structure", which includes a sub-rod 20 and a sleeve 30, the screwdriver rod 20 is a hexagonal rod body, and has a cross-shaped working end 21 at the front end, and the rear end can be sleeved on a driving device 40 such as a electric gun or a manual grip. The sleeve 30 is provided with a hexagonal hole-shaped fitting portion 31 at the front end for wearing the hexagonal bolt head. The rear end of the sleeve 30 is provided with a hexagonal through groove 32 extending through the fitting portion 31. The hexagonal through slot 32 allows the sleeve 30 to be placed over the shaft of the driver rod 20, and the sleeve 30 can be slid back and forth on the shaft of the driver rod 20, and when the sleeve 30 slides to When the rear end of the plunger 20 is used, the screwdriver rod 2 can be made The working end 21 of the front end of the 0 protrudes from the sleeve 30, and the Phillips bolt is disassembled and assembled. Referring to FIG. 3, when the sleeve 30 is slid to the front end of the driver rod 20, the sleeve portion 31 of the sleeve 30 can be passed through the hex bolt head and driven by the screwdriver rod 20. Hex bolts are used for disassembly and assembly. In particular, when the sleeve 30 is slid to the front end of the driver rod 20 for wearing the hex bolt head, in order to prevent the sleeve 30 from automatically sliding backward due to the collision, the sleeve portion 31 is retracted into the screwdriver. The rod 20 is disposed on the rod 20, so that a locking device is disposed between the sleeve 30 and the driver rod 20. The locking device is provided with an annular fitting groove 22 on the driver rod 20, and the rear end of the sleeve 30 is provided with a card. The sliding sleeve 34 is mounted on the rear end surface of the sleeve 30, and the sliding sleeve 34 is restrained by the stopper 35 and the elastic member 36. a top end portion 341 and a retaining portion 342 are disposed on the inner ring surface of the sleeve 30, and the top portion 341 of the sliding sleeve 34 corresponds to the bead 33. The card bead 33 can be clamped in the recessed groove 22, and the sleeve 30 is closed and locked at the front end of the screwdriver rod 20, and the outer hexagonal bolt is disassembled; when the retaining portion 342 of the sliding sleeve 34 corresponds to When the bead 33 is provided, the space for retreating the bead 33 can be provided to release the latching groove 22. The sleeve 30 can be unlocked and slid to the rear end of the screwdriver bar 20, and the working end of the front end of the screwdriver bar 20 is replaced. twenty one Cross bolts disassembly operations (as shown in FIG. 2).

Please refer to FIG. 3 again. Although the new patent case can simultaneously provide the function of the screwdriver and the sleeve, and effectively improve the trouble of carrying and replacing the use, the disassembly and assembly work of the outer hexagon bolt is performed by the sleeve 30. In order to prevent the sleeve 30 from sliding backwards on the driver rod 20, it is necessary to provide a locking device between the sleeve 30 and the driver rod 20. However, the additional beads 33, the sliding sleeve 34, and the stopper 35 are utilized. As the locking device, the components such as the elastic member 36 are not only complicated in components but also cause a problem of excessive cost.

In view of this, the inventor has been engaged in research and development and production experience of related industries for many years, and has conducted in-depth research on the problems currently faced. After long-term efforts and trials, he has finally developed a combination tool of a combination of a screwdriver and a sleeve. And to improve the shortcomings of the knowledge, this is the design purpose of the invention.

A first object of the present invention is to provide a composite tool comprising a driver rod and a sleeve, the rod is a hexagonal rod body, and has a working end at the front end and a socket at the rear end. a driving device, the sleeve is provided with a fitting portion at the front end, and a rear end of the sleeve is provided with a first hexagonal through groove extending to the front end to slide the sleeve on the shaft of the screwdriver rod, when the sleeve When the cylinder is slid to the rear end of the screwdriver rod by the first hexagonal through groove, the working end of the front end of the screwdriver rod can be protruded from the sleeve, and the working end of the screwdriver rod can be used to perform the screwdriver tool on the bolt. Disassembly and assembly work.

A second object of the present invention is to provide a composite tool, wherein a second hexagonal through slot that is offset from the first hexagonal through slot and does not penetrate to the front end is further disposed at a rear end of the sleeve, and a swirling groove is formed between each apex angle of the first hexing groove and the second hexing groove adjacent to the same direction side, and the depth of the rotating groove is smaller than the second hexagonal insertion The depth of the groove; thereby, when the sleeve is slid to the front end of the screwdriver rod, the sleeve can be rotated by the swirling groove, and converted into a second hexagonal through groove corresponding to the driver rod, so that the driver rod The second hexagonal through slot is moved to drive the sleeve to disassemble and install the sleeve tool, thereby achieving the benefits of being convenient for carrying and converting operations.

A third object of the present invention is to provide a composite tool in which a second hexagonal through groove at a rear end of the sleeve does not penetrate to the front end, and an inner end surface of the second hexagonal through groove is formed. The face stop sleeve can be retracted by the collision, so that the sleeve portion of the front end of the sleeve is kept protruding from the driver rod, and the driver rod is moved by the second hexagonal through slot. The sleeve is disassembled and assembled, so that no complicated components need to be added as a locking device, and the structure is simple and the manufacturing cost can be effectively reduced.

Conventional part:

10‧‧‧Head hex bolt

11‧‧‧ Internal cross bolt

12‧‧‧Composite bolt

20‧‧‧ screwdriver rod

21‧‧‧Working end

22‧‧‧Inlay

30‧‧‧ sleeve

31‧‧‧ Included

32‧‧‧Hexagon slot

33‧‧‧卡珠

34‧‧‧Sleeve

341‧‧‧Top Department

342‧‧‧Department

35‧‧‧stops

36‧‧‧Flexible parts

40‧‧‧ drive

Part of the invention:

50‧‧‧ screwdriver rod

51‧‧‧ rod body

52‧‧‧Working end

53‧‧‧ joint end

54‧‧‧ Ring groove

60, 60 ‧ ‧ ‧ sleeve

61, 61‵‧‧ ‧

62‧‧‧First hexagonal slot

63‧‧‧Second hexagonal slot

631‧‧ ‧ facing

64‧‧‧ Rotary Slot

65‧‧‧C buckle

Figure 1-1: Schematic diagram of a conventional hexagonal bolt.

Figure 1-2: Schematic diagram of a conventional inner cross bolt.

Figure 1-3: Schematic diagram of a conventional composite bolt.

Figure 2: Schematic diagram of the use of the new patent case No. M469152 of Taiwan Announcement (1).

Figure 3: Schematic diagram of the use of the new patent case No. M469152 published by Taiwan (2).

Figure 4 is a schematic view showing the assembly of the first embodiment of the present invention.

Fig. 5 is a schematic view showing the appearance of a first embodiment of the present invention.

Figure 6 is a schematic view of the rear end face of the sleeve of the first embodiment of the present invention.

Figure 7 is a cross-sectional view showing the sleeve of the first embodiment of the present invention.

Figure 8 is a cross-sectional view showing the first embodiment of the present invention at a first position.

Figure 9: A-A cross-sectional view of Figure 8.

Figure 10 is a cross-sectional view showing the first embodiment of the present invention in a second position.

Figure 11: Section B-B of Figure 10.

Figure 12 is a cross-sectional view showing the first embodiment of the present invention in a third position.

Fig. 13 is a cross-sectional view taken along line C-C of Fig. 12.

Figure 14 is a cross-sectional view showing the first embodiment of the present invention at a fourth position.

Figure 15: Section D-D of Figure 14.

Figure 16 is a cross-sectional view showing the first embodiment of the present invention at a fifth position.

Figure 17: Section E-E of Figure 16.

Figure 18 is a schematic view showing the assembly of the second embodiment of the present invention.

In order to make the present invention more fully understood by the reviewing committee, the preferred embodiment and the drawings are described in detail below:

Please refer to the figures 4, 5 and 6 for the first embodiment of the present invention. The combination tool includes a driver rod 50 having a hexagonal rod body 51 and a working end 52 at the front end of the rod body 51. The rear end of the rod body 51 is a joint end. In the embodiment, the working end 52 of the screwdriver rod 50 is a cross screwdriver head for inserting the cross bolt head of the bolt; The sleeve 60 is provided with a fitting portion 61 at the front end, and a first hexagonal through groove 62 is formed at the rear end, and the sleeve 60 can be slid through the first hexagonal through groove 62. The sleeve portion 51 of the sleeve 60 is in the shape of a hexagonal bolt for wearing the hexagonal bolt head of the sleeve bolt; see 4, 6 7 is a second hexagonal through slot 63 that is offset from the first hexagonal through slot 62 and does not extend to the front end of the sleeve 60. In this embodiment, The second hexagonal through slot 63 is offset from the first hexagonal through slot 62 by an angular difference of 30°, and the second hexagonal through slot 63 is formed to a depth that does not allow the driver rod 50 to Working end 52 convex The sleeve portion 61 of the sleeve 60 is in a range, and the second hexagonal through groove 63 is formed with a stop surface 631 at each of the top corner positions of the inner end surface, and the first hexagonal through groove 62 A slewing groove 64 is defined between the apex angles of the second hexing grooves 63 adjacent to the same direction side, and the opening depth of the whirl groove 64 is smaller than the opening depth of the second hexing groove 63. In this embodiment, the apex angles of the first hexagonal through slots 62 and the apex angles of the second hexagonal through slots 63 are originally thick to prevent the hexagonal driver 50 from slipping and idling, but The invention cuts the thickness of the same direction side by forging, so that the apex angles of the first hexagonal through grooves 62 are between the apex angles of the second hexagonal through grooves 63 adjacent to the same direction side. A swirl groove 64 is formed, and in the depth range of the swirl groove 64, the sleeve 60 can be rotated, and the switch is correspondingly inserted into the position of the screwdriver rod 50 by the first hexagonal through groove 62. The two hexagonal through slots 63 are correspondingly placed at the position of the splitter bar 50, and are blocked by the second hexagonal through slots 63 at the respective corners of the inner end faces. Hexagonal rod 51 rod end 50 of the body, to prevent The sleeve 60 is retracted by the collision, so that the sleeve 61 of the front end of the sleeve 60 is kept protruding from the driver rod 50; and in order to make the sleeve 60 easy to position when sliding forward, the sleeve 60 is easily The rear end is provided with an elastic C-shaped buckle 65, and the hexagonal rod 51 of the screwdriver rod 50 is provided with a ring groove 54.

Referring to Figures 8 and 9, the first embodiment of the present invention is to use the working end 52 of the driver rod 50 to perform the disassembly and assembly of the driver. The insertion groove 62 is correspondingly disposed on the hexagonal rod body 51 of the screwdriver rod 50. Since the first hexagonal through groove 62 of the sleeve 60 penetrates to the front end, the sleeve 60 can be pierced by the first hexagon. The groove 62 is slidably disposed at the rear end of the hexagonal rod 51 of the screwdriver rod 50, so that the working end 52 of the front end of the screwdriver rod 50 protrudes from the sleeve 60, and the working end 52 of the screwdriver rod 50 The disassembly and assembly work of the screwdriver is performed on the bolt.

Referring to Figures 10 and 11, in the first embodiment of the present invention, when the sleeve member is to be disassembled and assembled by the sleeve portion 61 of the sleeve 60, the sleeve 60 is first pushed to the starter. In the front end position of the rod 50, the present invention is provided with an elastic C-shaped buckle 65 at the rear end of the sleeve 60. Therefore, when the sleeve 60 is pushed to the front end position of the screwdriver rod 50, the C-shaped buckle 65 elastic clip can be utilized. The sleeve groove 60 is positioned on the rod 51 of the spindle rod 50 to position the sleeve 60.

Referring to FIGS. 12 and 13 , the sleeve 60 is rotated, and the sleeve 60 is adjacent to the second hexagonal through slot 63 adjacent to the same direction side of each of the first hexagonal through slots 62 . A swirling groove 64 is formed between each of the top corners, so that the rod 51 of the screwdriver rod 50 is located within the depth range of the swirling groove 64, and the sleeve 60 can be rotated along the rod 51 by the swirling groove 64.

Referring to FIGS. 14 and 15 , when the sleeve 60 is rotated along the rod 51 to the position of the second hexagonal through groove 63 by the swing groove 64 , the second hexagonal groove 63 is further One side and the first hexagonal through groove 62 are not provided with a maneuver The sleeve 64 is so that the sleeve 60 can no longer be rotated. At this time, the sleeve 60 is correspondingly inserted into the rod 51 of the screwdriver rod 50 by the first hexagonal through groove 62, and is converted into a second hexagon. The insertion groove 63 corresponds to a position where the rod 51 of the driver rod 50 is worn.

Referring to Figures 16 and 17, when the second hexagonal through slot 63 of the sleeve 60 is correspondingly placed at the position of the rod 51 of the driver shaft 50, the sleeve 60 is then pushed back due to the sleeve. The second hexagonal through groove 63 of the cylinder 60 is formed with a stop surface 631 at each corner position of the inner end surface. Therefore, the second hexagonal through groove 63 can block the rod of the screwdriver rod 50 by the blocking surface 631 of each vertex angle. The end of the body 51 is configured to prevent the sleeve 60 from being retracted, so that the sleeve portion 61 at the front end of the sleeve 60 is kept protruding from the driver rod 50, so that the driver rod 50 can be moved by the second hexagonal through groove 63. The fitting portion 61 of the sleeve 60 performs the attachment and detachment of the socket tool to the bolt. When the driver's tool 52 is to be detached from the working end 52 of the screwdriver lever 50, the reverse operation may be performed as in the foregoing steps, and the step includes the forward sliding sleeve 60 and the rotating sleeve 60 being converted into the first six. The corner insertion groove 62 is inserted into the rod 51 of the nail rod 50 and the sleeve 60 is pushed backward to complete the switching of the use mode, so that it is very simple and easy to operate.

In summary, the present invention utilizes a second hexagonal through slot that is offset from the first hexagonal through slot and that is not penetrated, and is disposed at each corner of the first hexagonal through slot. A rotary groove is formed between each of the apex angles of the second hexagonal through grooves adjacent to the same direction side, and the second hexagonal through groove is correspondingly inserted into the screwdriver rod by means of rotation conversion. Disassembly and assembly of the sleeve tool. Since the present invention can directly form the foregoing structure on the sleeve, it is not necessary to add a complicated component as the locking device, thereby achieving the advantages of simple structure and effective reduction of the manufacturing cost.

Referring to FIG. 18, the composite tool according to the second embodiment of the present invention differs from the first embodiment only in the form of the sleeve portion of the sleeve. The sleeve 60 of the second embodiment is similar to the front end provided with the sleeve portion 61, but the sleeve portion 61 is convexly toothed to provide the sleeve tool and the screwdriver tool in response to the special type of composite bolt. The disassembly and assembly work is performed, and the operation mode is the same as that of the first embodiment, and therefore will not be described again.

Accordingly, the present invention is a practical and progressive design, but it has not been disclosed that the same products and publications are disclosed, thereby permitting the invention patent application requirements, and applying in accordance with the law.

50‧‧‧ screwdriver rod

51‧‧‧ rod body

60‧‧‧ sleeve

62‧‧‧First hexagonal slot

63‧‧‧Second hexagonal slot

64‧‧‧ Rotary Slot

Claims (9)

A composite tool comprising: a driver rod: a rod having a hexagonal shape, and a working end at the front end of the rod body, the rear end of the rod body is an engaging end; the sleeve is attached to the front end a sleeve portion is disposed, and the rear end is provided with a first hexagonal through groove extending through the front end, so that the sleeve is slidably disposed on the rod body of the screwdriver rod by the first hexagonal through groove, wherein The rear end of the sleeve is further provided with a second hexagonal through slot which is offset from the first hexagonal through slot and does not penetrate to the front end, and the second hexagonal through slot is at the top of the inner end surface. a corner surface is formed with a blocking surface, and a rotation groove is formed between each apex angle of the first hexing groove and the second hexing groove adjacent to the same direction side, so that the sleeve is The swirling groove rotates, and the first hexagonal through groove or the second hexagonal through groove is correspondingly inserted into the rod position of the screwdriver rod. The composite tool according to claim 1, wherein the working end of the screwdriver rod is a cross screwdriver head for inserting a cross bolt head of the bolt, and the joint end is sleeved to the driving device. The composite tool of claim 1, wherein the sleeve portion of the sleeve is hexagonal in shape for the hexagonal bolt head of the sleeve. The composite tool according to claim 1, wherein the sleeve portion of the sleeve is in the form of a convex tooth for wearing the composite bolt. The composite tool of claim 1, wherein the second hexagonal through slot of the sleeve is offset from the first hexagonal through slot by an angular difference of 30°. The composite tool of claim 1, wherein the second hexagonal through groove of the sleeve is opened to a depth that does not cause the working end of the screwdriver rod to protrude from the sleeve of the sleeve For the scope. The composite tool of claim 6, wherein the sleeve has a depth of opening that is smaller than a depth of the second hexagonal groove. The composite tool according to claim 1, wherein the sleeve is converted to a second hexagonal groove corresponding to the position of the rod of the driver rod. A stop surface that is placed at each of the top corner positions of the inner end surface blocks the end of the rod of the driver rod and keeps the sleeve portion of the sleeve projectingly protruding from the driver rod. The composite tool according to claim 1, wherein the rear end of the sleeve is provided with an elastic C-shaped buckle, and the rod of the driver rod is provided with a ring groove to make the sleeve Sliding forward positioning.