Motion conversion adapter and electric impact type multifunctional tool

Abstract

The utility model relates to a motion conversion adapter and an electric impact type multifunctional tool, and belongs to the field of handheld electric tools. The adapter comprises an adapter outer sleeve, a spring and a bearing, and is structurally characterized by further comprising a switching structure, and the switching structure is mounted in the adapter outer sleeve through the spring and the bearing; the adapter structure comprises a reciprocating sleeve, a rotating sleeve and a cylindrical pin, the two ends of the cylindrical pin are inserted into the reciprocating sleeve and the rotating sleeve respectively, a reciprocating shaft and a rotating shaft are arranged on the reciprocating sleeve and the rotating sleeve respectively, an inner ring of the bearing is installed on the rotating shaft, an outer ring of the bearing is installed in the adapter outer sleeve, and the adapter outer sleeve is sleeved with the cylindrical pin. The reciprocating shaft is sleeved with the spring, the two ends of the spring abut against the adapter outer sleeve and the reciprocating sleeve respectively, and the bearing is installed in the adapter outer sleeve through the gland and the clamping spring.

Description

Technical Field

[0001] The utility model relates to a motion conversion adapter and an electric impact multifunctional tool, belonging to the field of handheld electric tools. Background Art

[0002] Electric screwdrivers, also known as electric screwdrivers and electric screwdrivers, are electric tools used to tighten and loosen screws. This electric tool is equipped with a mechanism to adjust and limit torque. It is mainly used in assembly lines and is one of the essential tools for most manufacturing companies. Electric screwdrivers can only achieve rotational motion, but not reciprocating linear motion. Utility Model Content

[0003] The purpose of the utility model is to overcome the above-mentioned deficiencies in the prior art and to provide a motion conversion adapter and an electric impact multifunctional tool with a reasonable structural design.

[0004] The technical solution adopted by the utility model to solve the above problems is: the motion conversion adapter includes an adapter outer sleeve, a spring and a bearing, and its structural characteristics are: it also includes a transfer structure, and the transfer structure is installed in the adapter outer sleeve through a spring and a bearing; the transfer structure includes a reciprocating sleeve, a rotary sleeve and a cylindrical pin, and the two ends of the cylindrical pin are respectively inserted in the reciprocating sleeve and the rotary sleeve. The cylindrical pin can limit the position of the reciprocating sleeve and the rotary sleeve, and can convert the rotational motion of the rotary sleeve into the forward and backward movement of the reciprocating sleeve, and the spring can reset the reciprocating sleeve.

[0005] Furthermore, the reciprocating sleeve and the rotary sleeve are respectively provided with a reciprocating shaft and a rotary shaft, the inner ring of the bearing is installed on the rotary shaft, the outer ring of the bearing is installed in the adapter outer sleeve, the spring is sleeved outside the reciprocating shaft, and the two ends of the spring are respectively in contact with the adapter outer sleeve and the reciprocating sleeve. The bearing can play a supporting role when the rotary shaft rotates, and the spring is used to reset the reciprocating sleeve.

[0006] Furthermore, the bearing is installed in the adapter housing through a pressure cover and a retaining spring.

[0007] Furthermore, the reciprocating sleeve is provided with a reciprocating groove and a reciprocating boss, the rotating sleeve is provided with a rotating groove and a rotating boss, the reciprocating boss cooperates with the rotating groove, and the rotating boss cooperates with the reciprocating groove. By rotating the rotating sleeve, the end faces of the rotating boss and the reciprocating boss can be contacted, or the rotating boss is embedded in the reciprocating groove, and the reciprocating boss is embedded in the rotating groove, so that the reciprocating sleeve can reciprocate along its axis.

[0008] Furthermore, a refueling hole is provided on the adapter outer sleeve.

[0009] Furthermore, the transfer structure is connected to a connecting structure, and a tool is mounted on the connecting structure.

[0010] Furthermore, the connection structure includes a threaded outer sleeve, a threaded inner sleeve, a mounting seat and a cushion block, the threaded inner sleeve is mounted on the adapter structure, the mounting seat is mounted in the threaded inner sleeve through the threaded outer sleeve, the cushion block is arranged between the mounting seat and the threaded inner sleeve, the tool is mounted on the mounting seat, and the tool is a steel needle bundle. The steel needle bundle is passed through the threaded outer sleeve, the mounting seat and the cushion block are installed in the threaded inner sleeve, and then the threaded outer sleeve is threadedly connected with the threaded inner sleeve, and the threaded outer sleeve is fixed with the threaded inner sleeve by a set screw.

[0011] Furthermore, the connection structure includes a chuck, a chuck sleeve and a chuck seat, the chuck seat is mounted on the adapter structure, the chuck is mounted on the chuck seat through the chuck sleeve, the tool is mounted on the chuck, and the tool is a scraper or a carving tool. The tool is inserted into the chuck, and the chuck sleeve is twisted to close the chuck to clamp the tool, and the chuck seat is threadedly connected to the adapter structure.

[0012] Furthermore, another technical purpose of the present invention is to provide an electric impact multi-functional tool.

[0013] The above technical objectives of the present invention are achieved through the following technical solutions.

[0014] An electric impact multifunctional tool includes a driving mechanism, and its structural feature is that it also includes a motion conversion adapter, and the adapter structure in the motion conversion adapter is installed on the driving mechanism. The driving mechanism can be an electric impact screwdriver or an electric screwdriver, and provides power for it.

[0015] Furthermore, a handle is installed on the motion conversion adapter or the connecting structure, and a hand rope is installed on the handle, so as to prevent the electric impact multifunctional tool from falling off.

[0016] Compared with the prior art, the utility model has the following advantages: the electric impact multifunctional tool uses an electric impact screwdriver or an electric screwdriver as a carrier, and the rotational motion of the electric impact screwdriver or the electric screwdriver can be converted into a reciprocating impact linear motion by setting a motion conversion adapter, and can be applicable to a variety of working states. For example, when the tool is a steel needle bundle, it can be used for removing rust, paint and other coatings on metal surfaces, removing shells attached to ships, etc., removing electric welding slag, and working in corners of metal parts, narrow spaces and the like; when the tool is a spatula or a carving knife, it can be used for peeling wallpaper, wall cloth and thick coatings, peeling floor tiles, wall tiles and the like, and woodworking carving; because the driving mechanism can be an electric impact screwdriver or an electric screwdriver, the operation can be completed without AC power supply, compressed air and the like; by setting a handle and a hand rope, it can be moved and carried conveniently, and the tool can be prevented from falling or breaking during work. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a left-side structural schematic diagram of the motion conversion adapter and the connection structure assembly of Example 1 of the utility model.

[0018] Figure 2 yes Figure 1 Schematic diagram of the AA section structure.

[0019] Figure 3 yes Figure 2 Schematic diagram of the BB cross-section structure.

[0020] Figure 4 yes Figure 2 Schematic diagram of the CC cross-section structure.

[0021] Figure 5 It is a schematic diagram of the exploded structure of the transfer structure of Example 1 of the utility model.

[0022] Figure 6 It is a schematic diagram of the main structure of the electric impact multifunctional tool of Example 1 of the utility model.

[0023] Figure 7 It is a left-side structural schematic diagram of the motion conversion adapter and connecting structure assembly of Example 2 of the utility model.

[0024] Figure 8 yes Figure 7 Schematic diagram of the DD cross-section structure.

[0025] Fig. 9 yes Figure 8 Schematic diagram of the EE cross-section structure.

[0026] Fig.10 yes Figure 8 Schematic diagram of the FF cross-section structure.

[0027] Fig.11 It is a schematic diagram of the exploded structure of the transfer structure of Example 2 of the utility model.

[0028] Fig.12 It is a schematic diagram of the main structure of the electric impact multifunctional tool of Example 2 of the utility model.

[0029] Fig.13 This is a schematic diagram of the main structure of the first type of tool in Example 2 of the utility model.

[0030] Fig.14 It is a schematic diagram of the main structure of the second tool in Example 2 of the utility model.

[0031] Fig.15 It is a schematic diagram of the main structure of the third tool in Example 2 of the utility model.

[0032] Fig.16 It is a schematic diagram of the main structure of the fourth tool in Example 2 of the utility model.

[0033] In the figure: motion conversion adapter 1, connection structure 2, tool 3, drive mechanism 4, handle 5, hand rope 6,

[0034] Coupling sleeve 11, reciprocating sleeve 12, rotating sleeve 13, cylindrical pin 14, spring 15, bearing 16, gland 17, retaining ring 18, oiling hole 19,

[0035] Reciprocating shaft 121, reciprocating groove 122, reciprocating boss 123,

[0036] Rotation shaft 131, rotation groove 132, rotation boss 133,

[0037] Threaded outer sleeve 21, threaded inner sleeve 22, mounting seat 23, spacer 24, set screw 25,

[0038] The chuck 26 , the chuck sleeve 27 , and the chuck seat 28 . DETAILED DESCRIPTION

[0039] The present invention will be further described in detail below with reference to the accompanying drawings and through examples. The following examples are provided to explain the present invention, but the present invention is not limited to the following examples.

[0040] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model. At the same time, if there are references to terms such as "upper", "lower", "left", "right", "middle" and "one" in this specification, they are only for the convenience of description, and are not used to limit the scope of the implementation of the utility model. The change or adjustment of their relative relationship, without substantially changing the technical content, should also be regarded as the scope of the implementation of the utility model.

[0041] Example 1 (such as Figure 1-6 as shown).

[0042] The electric impact multi-function tool in this embodiment includes a motion conversion coupler 1, a connecting structure 2, a tool 3 and a driving mechanism 4. The driving mechanism 4 is an electric impact screwdriver or an electric screwdriver. The tool 3 is mounted on the connecting structure 2, the connecting structure 2 is mounted on the adapter structure of the motion conversion coupler 1, the adapter structure of the motion conversion coupler 1 is mounted on the driving mechanism 4, a handle 5 is mounted on the motion conversion coupler 1 or the connecting structure 2, and a hand rope 6 is mounted on the handle 5.

[0043] The motion conversion coupler 1 in this embodiment includes a coupler housing 11, a spring 15, a bearing 16 and a transfer structure. The transfer structure is installed in the coupler housing 11 through the spring 15 and the bearing 16. The bearing 16 is installed in the coupler housing 11 through a pressure cover 17 and a retaining spring 18. The transfer structure is connected to the connecting structure 2, and a tool 3 is installed on the connecting structure 2.

[0044] The transfer structure in this embodiment includes a reciprocating sleeve 12, a rotating sleeve 13 and a cylindrical pin 14, the two ends of the cylindrical pin 14 are respectively inserted into the reciprocating sleeve 12 and the rotating sleeve 13, the reciprocating sleeve 12 and the rotating sleeve 13 are respectively provided with a reciprocating shaft 121 and a rotating shaft 131, the inner ring of the bearing 16 is installed on the rotating shaft 131, the outer ring of the bearing 16 is installed in the connector sleeve 11, the spring 15 is sleeved on the outside of the reciprocating shaft 121, and the two ends of the spring 15 are respectively abutted against the connector sleeve 11 and the reciprocating sleeve 12, and an oiling hole is provided on the connector sleeve 11.

[0045] In this embodiment, the reciprocating sleeve 12 is provided with a reciprocating groove 122 and a reciprocating boss 123 , and the rotating sleeve 13 is provided with a rotating groove 132 and a rotating boss 133 . The reciprocating boss 123 cooperates with the rotating groove 132 , and the rotating boss 133 cooperates with the reciprocating groove 122 .

[0046] The connection structure 2 in this embodiment includes a threaded outer sleeve 21, a threaded inner sleeve 22, a mounting seat 23 and a cushion block 24. The threaded inner sleeve 22 is installed on the adapter structure. The mounting seat 23 is installed in the threaded inner sleeve 22 through the threaded outer sleeve 21. The cushion block 24 is arranged between the mounting seat 23 and the threaded inner sleeve 22. A set screw 25 is installed on the threaded outer sleeve 21, and the set screw 25 abuts against the threaded inner sleeve 22. The tool 3 is installed on the mounting seat 23, and the tool 3 is a steel needle bundle.

[0047] Specifically, the electric impact multifunctional tool can convert rotational motion into reciprocating linear motion with a certain impact force, thereby driving the tool 3 to operate. During operation, the driving mechanism 4 can drive the rotating sleeve 13 to rotate through the rotating shaft 131, and the reciprocating shaft 121 and the connector sleeve 11 are matched through the hexagonal shaft clearance, thereby limiting the movement of the reciprocating shaft 121 along its axial direction.

[0048] When the rotary sleeve 13 rotates, the rotary boss 133 can rotate out of the reciprocating groove 122, and the reciprocating boss 123 rotates out of the rotary groove 132. At this time, the end surface of the rotary boss 133 can contact the end surface of the reciprocating boss 123, so that the reciprocating sleeve 12 can be pushed outward.

[0049] When the rotating sleeve 13 continues to rotate, the rotating boss 133 is embedded in the reciprocating groove 122, and the reciprocating boss 123 is embedded in the rotating groove 132. At this time, the reciprocating sleeve 12 can rebound inward under the action of the spring 15, so that the rotational motion of the driving mechanism 4 can be converted into reciprocating linear motion. The cylindrical pin 14 can limit the reciprocating sleeve 12 and the rotating sleeve 13 to ensure that the positions of the reciprocating sleeve 12 and the rotating sleeve 13 remain unchanged.

[0050] The tool 3 is a steel needle bundle, which is mainly used for removing rust and paint from metal surfaces, removing shells attached to ships, etc., removing welding slag, and can be used in corners of metal parts, narrow spaces, etc.

[0051] Example 2 (such as Figure 7-16 as shown).

[0052] The electric impact multi-function tool in this embodiment includes a motion conversion coupler 1, a connecting structure 2, a tool 3 and a driving mechanism 4. The driving mechanism 4 is an electric impact screwdriver or an electric screwdriver. The tool 3 is mounted on the connecting structure 2, the connecting structure 2 is mounted on the adapter structure of the motion conversion coupler 1, the adapter structure of the motion conversion coupler 1 is mounted on the driving mechanism 4, a handle 5 is mounted on the motion conversion coupler 1 or the connecting structure 2, and a hand rope 6 is mounted on the handle 5.

[0053] The motion conversion coupler 1 in this embodiment includes a coupler housing 11, a spring 15, a bearing 16 and a transfer structure. The transfer structure is installed in the coupler housing 11 through the spring 15 and the bearing 16. The bearing 16 is installed in the coupler housing 11 through a pressure cover 17 and a retaining spring 18. The transfer structure is connected to the connecting structure 2, and a tool 3 is installed on the connecting structure 2.

[0054] The transfer structure in this embodiment includes a reciprocating sleeve 12, a rotating sleeve 13 and a cylindrical pin 14, the two ends of the cylindrical pin 14 are respectively inserted into the reciprocating sleeve 12 and the rotating sleeve 13, the reciprocating sleeve 12 and the rotating sleeve 13 are respectively provided with a reciprocating shaft 121 and a rotating shaft 131, the inner ring of the bearing 16 is installed on the rotating shaft 131, the outer ring of the bearing 16 is installed in the connector sleeve 11, the spring 15 is sleeved on the outside of the reciprocating shaft 121, and the two ends of the spring 15 are respectively abutted against the connector sleeve 11 and the reciprocating sleeve 12, and an oiling hole is provided on the connector sleeve 11.

[0055] In this embodiment, the reciprocating sleeve 12 is provided with a reciprocating groove 122 and a reciprocating boss 123 , and the rotating sleeve 13 is provided with a rotating groove 132 and a rotating boss 133 . The reciprocating boss 123 cooperates with the rotating groove 132 , and the rotating boss 133 cooperates with the reciprocating groove 122 .

[0056] The connection structure 2 in this embodiment includes a chuck 26, a sleeve 27 and a chuck seat 28. The chuck seat 28 is installed on the adapter structure. The chuck 26 is installed on the chuck seat 28 through the sleeve 27. The tool 3 is installed on the chuck 26. The tool 3 is a scraper or a carving tool.

[0057] Specifically, the electric impact multifunctional tool can convert rotational motion into reciprocating linear motion with a certain impact force, thereby driving the tool 3 to operate. During operation, the driving mechanism 4 can drive the rotating sleeve 13 to rotate through the rotating shaft 131, and the reciprocating shaft 121 and the connector sleeve 11 are matched through the hexagonal shaft clearance, thereby limiting the movement of the reciprocating shaft 121 along its axial direction.

[0058] When the rotary sleeve 13 rotates, the rotary boss 133 can rotate out of the reciprocating groove 122, and the reciprocating boss 123 rotates out of the rotary groove 132. At this time, the end surface of the rotary boss 133 can contact the end surface of the reciprocating boss 123, so that the reciprocating sleeve 12 can be pushed outward.

[0059] When the rotating sleeve 13 continues to rotate, the rotating boss 133 is embedded in the reciprocating groove 122, and the reciprocating boss 123 is embedded in the rotating groove 132. At this time, the reciprocating sleeve 12 can rebound inward under the action of the spring 15, so that the rotational motion of the driving mechanism 4 can be converted into reciprocating linear motion. The cylindrical pin 14 can limit the reciprocating sleeve 12 and the rotating sleeve 13 to ensure that the positions of the reciprocating sleeve 12 and the rotating sleeve 13 remain unchanged.

[0060] The tool 3 (such as Figure 13-16 As shown, including but not limited to those listed in this application) is a scraper or carving knife, which is mainly used for peeling wallpaper, wall cloth and thick coatings, peeling floor tiles, wall tiles, etc., and woodworking carving.

[0061] In addition, it should be noted that the shapes and names of the parts and components of the specific embodiments described in this specification may be different, and the above content described in this specification is only an example of the structure of the utility model. All equivalent changes or simple changes made based on the structure, features and principles described in the patent concept of the utility model are included in the protection scope of the utility model patent. Technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar manner, as long as they do not deviate from the structure of the utility model or exceed the scope defined by the claims, they should all fall within the protection scope of the utility model.

Claims

1. A motion conversion adapter, comprising an adapter housing (11), a spring (15) and a bearing (16), characterized in that: It also includes a transfer structure, which is installed in the adapter housing (11) via a spring (15) and a bearing (16); the transfer structure includes a reciprocating sleeve (12), a rotating sleeve (13) and a cylindrical pin (14), and the two ends of the cylindrical pin (14) are respectively inserted into the reciprocating sleeve (12) and the rotating sleeve (13).

2. The motion conversion coupling according to claim 1, characterized in that: The reciprocating sleeve (12) and the rotating sleeve (13) are respectively provided with a reciprocating shaft (121) and a rotating shaft (131); the inner ring of the bearing (16) is mounted on the rotating shaft (131); the outer ring of the bearing (16) is mounted in the adapter outer sleeve (11); the spring (15) is sleeved outside the reciprocating shaft (121), and two ends of the spring (15) are respectively in contact with the adapter outer sleeve (11) and the reciprocating sleeve (12).

3. The motion conversion coupling according to claim 1, characterized in that: The bearing (16) is installed in the adapter housing (11) via a pressure cover (17) and a retaining ring (18).

4. The motion conversion coupling according to claim 1, characterized in that: The reciprocating sleeve (12) is provided with a reciprocating groove (122) and a reciprocating boss (123), and the rotating sleeve (13) is provided with a rotating groove (132) and a rotating boss (133). The reciprocating boss (123) cooperates with the rotating groove (132), and the rotating boss (133) cooperates with the reciprocating groove (122).

5. The motion conversion coupling according to claim 1, characterized in that: The adapter housing (11) is provided with a refueling hole.

6. The motion conversion coupling according to claim 1, characterized in that: The transfer structure is connected to the connection structure (2), and a cutter (3) is mounted on the connection structure (2).

7. The motion conversion coupling according to claim 6, characterized in that: The connection structure (2) comprises a threaded outer sleeve (21), a threaded inner sleeve (22), a mounting seat (23) and a cushion block (24); the threaded inner sleeve (22) is mounted on the transition structure; the mounting seat (23) is mounted in the threaded inner sleeve (22) via the threaded outer sleeve (21); the cushion block (24) is arranged between the mounting seat (23) and the threaded inner sleeve (22); and the tool (3) is mounted on the mounting seat (23).

8. The motion conversion coupling according to claim 6, characterized in that: The connection structure (2) comprises a chuck (26), a chuck sleeve (27) and a chuck seat (28); the chuck seat (28) is mounted on the transfer structure; the chuck (26) is mounted on the chuck seat (28) via the chuck sleeve (27); and the tool (3) is mounted on the chuck (26).

9. An electric impact multifunctional tool, comprising a drive mechanism (4), characterized in that: It also comprises a motion conversion coupling (1) as claimed in any one of claims 6 to 8, wherein the switching structure in the motion conversion coupling (1) is mounted on the driving mechanism (4).

10. The electric impact multi-function tool according to claim 9, characterized in that: A handle (5) is installed on the motion conversion joint (1) or the connection structure (2), and a hand rope (6) is installed on the handle (5).

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