CN215881525U

CN215881525U - Variable moment claw hammer

Info

Publication number: CN215881525U
Application number: CN202122017113.0U
Authority: CN
Inventors: 范理想
Original assignee: Irico Hefei LCD Glass Co Ltd
Current assignee: Irico Hefei LCD Glass Co Ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-22
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a variable torque claw hammer, which comprises a supporting assembly, wherein one end of the supporting assembly is provided with a bin gate assembly, a sliding assembly is arranged in the supporting assembly, the supporting assembly comprises a hammer body, a holding body and a fixed guide rod, one side of the hammer body, which is close to the holding body, is provided with a fixed waist hole, one end of the holding body is fixedly connected with a fixed insert block fixedly matched with the fixed waist hole, the top end of the holding body is provided with a mounting groove, the mounting groove is internally provided with symmetrically arranged self-rotating holes, the mounting groove is internally provided with a fixed connecting hole below the self-rotating holes, the top end of the holding body, which is positioned on one side of the fixed insert block, is fixedly connected with a fixed lug seat, and the fixed guide rod is inserted into the fixed connecting hole and fixedly connected with the holding body. The sliding assembly and the bin door assembly are arranged, the bin door is closed, the normal holding posture is not influenced, the swinging moment can be changed by adjusting the position of the torque conversion block, the hammering force is increased under the action of centrifugal force, and the use is convenient and flexible.

Description

Variable moment claw hammer

Technical Field

The utility model belongs to the field of machining tools, and particularly relates to a variable-torque claw hammer.

Background

The claw hammer can be used for knocking a workpiece in daily maintenance work, the hammer handle of the existing claw hammer is solid and is connected with the hammer head, the handle is held tightly to beat the part needing to be knocked by one side when the claw hammer is used, and the other side of the claw hammer can be used for pulling out objects such as nails.

Along with the continuous improvement of people's standard of living, people also are constantly changing to the usage of instrument among the daily life, and the single usage of original partial instrument can not satisfy people's normal need, and the single hammer that uses among the daily life mainly comprises hammer handle and hammer block two parts, mainly is through pegging graft or threaded connection, and the material or the weight of hammer block are fixed simultaneously, cause the hammering dynamics fixed, can not change for too limit during the use. Therefore, we improve the above and provide a claw hammer with variable torque.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems in the prior art and provide the variable-torque claw hammer, the sliding assembly and the bin gate assembly are arranged, the bin gate is closed, the normal holding posture is not influenced, the swinging torque can be changed by adjusting the position of the torque-converting block, the hammering force is increased by the action of centrifugal force, and the variable-torque claw hammer is convenient and flexible to use.

In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:

a variable torque claw hammer comprises a supporting component, wherein one end of the supporting component is provided with a bin gate component, and a sliding component is arranged in the supporting component;

the supporting assembly comprises a hammer body, a holding body and a fixed guide rod, wherein a fixed waist hole is formed in one surface, close to the holding body, of the hammer body, one end of the holding body is fixedly connected with a fixed inserting block fixedly matched with the fixed waist hole, an installing groove is formed in the top end of the holding body, symmetrically arranged self-rotating holes are formed in the installing groove, a fixed connecting hole is formed in the installing groove and located below the self-rotating holes, a fixed lug seat is fixedly connected to one side, located at one side of the fixed inserting block, of the top end of the holding body, and the fixed guide rod is inserted into the fixed connecting hole and fixedly connected with the holding body;

the bin gate assembly comprises a rotating bin gate, a driving bent plate, a swinging block, a limiting post, a limiting insertion rod and a fixing post which are symmetrically arranged, the middle parts of the two ends of the rotating bin gate are fixedly connected with self-rotating rods which are rotatably matched with the self-rotating holes, the two ends of the rotating bin gate are positioned on one side of the self-rotating rods and are fixedly connected with a driving rod, the top end of the driving bent plate is fixedly connected with a first moving lug seat, the bottom end of the driving bent plate is fixedly connected with a second moving lug seat which is symmetrically arranged, the driving rod is inserted into the second moving lug seat and is rotatably connected with the second moving lug seat, one end of the swinging block is fixedly connected with a first linkage rod which is rotatably connected with the first moving lug seat, the other end of the swinging block is fixedly connected with a second linkage rod, the second linkage rod passes through the fixed lug seat and is rotatably connected with the fixed lug seat, the end surface of the limiting post is provided with a rotating center hole, the second linkage rod is inserted into the rotating center hole and is fixedly connected with the limiting post, and the periphery of the limiting post is provided with a limiting jack, spacing inserted bar week side fixedly connected with stroke dish, spacing inserted bar week side activity cover are equipped with the spring, and the slip clearing hole has been seted up on the fixed column top, and spacing inserted bar passes slip clearing hole and fixed column sliding connection, fixed column week side fixedly connected with connects the nose bar.

Further, the slip subassembly includes the moment of change piece, the slip post, support tight piece, the bolt, the nut, moment of change piece terminal surface offer with fixed guide bar sliding connection's slip round hole, slip post week side has seted up through the round hole, slip post week side lies in and sets up and pass through the communicating slip guiding hole of round hole below, fixed guide bar passes slip guiding hole and slip post sliding connection, support tight piece through round hole and slip post sliding connection, support tight piece terminal surface and seted up and pass the round hole, support tight piece week side and set up the face of supporting that contacts with fixed guide bar, the bolt passes and passes round hole and nut threaded connection.

Furthermore, the end, far away from the fixed column, of the connecting convex rod is fixedly connected with the outer wall of the holding body.

Furthermore, the top end of the limiting inserted rod is inserted into a limiting insertion hole and is in sliding fit with the limiting column.

Furthermore, the top end of the spring is in contact connection with the bottom end of the stroke plate, and the bottom end of the spring is in contact connection with the top end of the fixed column.

The utility model has the beneficial effects that: this kind of variable moment claw hammer through being provided with slip subassembly and door subassembly, and the normal appearance of holding is not influenced in the door closing, and the position of adjustment turning moment piece can change the moment of waving to realize increase hammering dynamics, increase hammering dynamics through the effect of centrifugal force, convenient to use is nimble.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a portion of the present invention;

FIG. 3 is an exploded view of a portion of the structure of the present invention;

FIG. 4 is an exploded view of a portion of the structure of the present invention;

fig. 5 is an exploded view of a partial structure of the present invention.

In the figure: 1. a support assembly; 11. a hammer body; 111. fixing waist holes; 12. a grip body; 121. fixing the insert block; 122. mounting grooves; 1221. self-rotation holes; 1222. fixing the connecting hole; 123. fixing the ear seat; 13. fixing the guide rod; 2. a bin gate assembly; 21. rotating the bin gate; 211. a self-rotating rod; 212. driving the rod; 22. driving the bent plate; 221. a first movable ear mount; 222. a second movable ear mount; 23. a swing block; 231. a first linkage rod; 232. a second linkage rod; 24. a limiting column; 241. rotating the central hole; 242. limiting the jacks; 25. a limiting inserted rod; 251. a stroke disc; 26. a spring; 27. fixing a column; 271. sliding through the hole; 272. connecting the convex rod; 3. a sliding assembly; 31. a torque conversion block; 311. sliding the circular hole; 32. a sliding post; 321. passing through the circular hole; 322. a sliding guide hole; 33. a propping block; 331. passing through the circular hole; 332. a pressing surface; 34. a bolt; 35. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1 and 2, the variable torque claw hammer comprises a support component 1, a bin gate component 2 is arranged at one end of the support component 1, and a sliding component 3 is arranged in the support component 1.

As shown in fig. 3, the supporting assembly 1 includes a hammer body 11, a holding body 12, a fixed guide rod 13, a fixed waist hole 111 is opened near one side of the holding body 12 of the hammer body 11, a fixed insertion block 121 fixedly connected with one end of the holding body 12 and fixedly matched with the fixed waist hole 111, a mounting groove 122 is opened on the top end of the holding body 12, rotation holes 1221 symmetrically arranged are opened in the mounting groove 122, a fixed connection hole 1222 is opened below the rotation holes 1221 in the mounting groove 122, a fixed ear seat 123 fixedly connected with one side of the fixed insertion block 121 is positioned on the top end of the holding body 12, and the fixed guide rod 13 is inserted into the fixed connection hole 1222 and fixedly connected with the holding body 12.

As shown in fig. 4, the door assembly 2 includes a rotating door 21, a driving bending plate 22, a swinging block 23, a limiting post 24, a limiting insertion rod 25, and a fixing post 27, which are symmetrically disposed, wherein the middle portion of both ends of the rotating door 21 is fixedly connected with a rotation rod 211 rotatably engaged with the rotation hole 1221, both ends of the rotating door 21 are fixedly connected with a driving rod 212 at one side of the rotation rod 211, the top end of the driving bending plate 22 is fixedly connected with a first moving lug seat 221, the bottom end of the driving bending plate 22 is fixedly connected with a second moving lug seat 222 symmetrically disposed, the driving rod 212 is inserted into the second moving lug seat 222 and rotatably connected with the second moving lug seat 222, one end of the swinging block 23 is fixedly connected with a first linkage rod 231 rotatably connected with the first moving lug seat 221, the other end of the swinging block 23 is fixedly connected with a second linkage rod 232, the second linkage rod 232 passes through the fixing lug seat 123 and rotatably connected with the fixing lug seat 123, the end surface of the limiting post 24 is provided with a rotating center hole 241, the second linkage rod 232 is inserted into the rotating center hole 241 and fixedly connected with the limiting column 24, the limiting insertion hole 242 is formed in the peripheral side of the limiting column 24, the travel disc 251 is fixedly connected with the peripheral side of the limiting insertion rod 25, the spring 26 is movably sleeved on the peripheral side of the limiting insertion rod 25, the sliding through hole 271 is formed in the top end of the fixing column 27, the limiting insertion rod 25 penetrates through the sliding through hole 271 and is slidably connected with the fixing column 27, the connecting convex rod 272 is fixedly connected with the peripheral side of the fixing column 27, the end, far away from the fixing column 27, of the connecting convex rod 272 is fixedly connected with the outer wall of the holding body 12, the limiting insertion hole 242 is inserted into the top end of the limiting insertion rod 25 and is in sliding fit with the limiting column 24, the top end of the spring 26 is in contact connection with the top end of the fixing column 27, and the bottom end of the spring 26 is in contact connection with the top end of the fixing column 27.

As shown in fig. 5, the sliding assembly 3 includes a torque converting block 31, a sliding column 32, a resisting block 33, a bolt 34, and a nut 35, wherein a sliding circular hole 311 slidably connected to the fixed guide rod 13 is formed in an end surface of the torque converting block 31, a circular hole 321 is formed in a peripheral side of the sliding column 32, a sliding guide hole 322 communicated with the circular hole 321 is formed in a peripheral side of the sliding column 32 below the circular hole 321, the fixed guide rod 13 passes through the sliding guide hole 322 and is slidably connected to the sliding column 32, the resisting block 33 is slidably connected to the sliding column 32 through the circular hole 321, a through circular hole 331 is formed in an end surface of the resisting block 33, a resisting surface 332 contacting the fixed guide rod 13 is formed in a peripheral side of the resisting block 33, and the bolt 34 passes through the circular hole 331 and is threadedly connected to the nut 35.

In the utility model, the limiting insertion rod 25 is moved downwards, so that the limiting insertion rod 25 leaves the limiting insertion hole 242, the limiting column 24 is rotated, the limiting column 24 drives the swinging block 23 to swing around the end surface of the second linkage rod 232 as the circle center through the second linkage rod 232, the swinging block 23 drives the first linkage rod 231 to revolve, the first linkage rod 231 drives the first moving lug seat 221 to revolve, the second moving lug seat 222 drives the driving rod 212 to revolve, the rotating bin door 21 rotates around the rotation rod 211 as the circle center, the rotating bin door 21 is erected to be in an open state, the bolt 34 and the nut 35 are unscrewed, the abutting surface 332 does not abut against the periphery of the fixed guide rod 13 to move the sliding column 32 to a proper position, and the torque conversion block 31 can change the torque at different positions.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The variable-torque claw hammer is characterized by comprising a supporting component (1), wherein one end of the supporting component (1) is provided with a bin gate component (2), and a sliding component (3) is arranged in the supporting component (1);

the supporting assembly (1) comprises a hammer body (11), a holding body (12) and a fixed guide rod (13), wherein a fixed waist hole (111) is formed in one side, close to the holding body (12), of the hammer body (11), one end of the holding body (12) is fixedly connected with a fixed inserting block (121) fixedly matched with the fixed waist hole (111), a mounting groove (122) is formed in the top end of the holding body (12), symmetrically-arranged self-rotating holes (1221) are formed in the mounting groove (122), a fixed connecting hole (1222) is formed in the mounting groove (122) and located below the self-rotating hole (1221), a fixed lug seat (123) is fixedly connected to one side, located on one side of the fixed inserting block (121), of the top end of the holding body (12), and the fixed guide rod (13) is inserted into the fixed connecting hole (1222) and fixedly connected with the holding body (12);

the bin gate component (2) comprises a rotating bin gate (21), a driving bent plate (22), a swinging block (23), a limiting column (24), a limiting inserted bar (25) and a fixing column (27) which are symmetrically arranged, the middle parts of the two ends of the rotating bin gate (21) are fixedly connected with a self-rotating rod (211) which is in rotating fit with a self-rotating hole (1221), the two ends of the rotating bin gate (21) are positioned at one side of the self-rotating rod (211) and are fixedly connected with a driving rod (212), the top end of the driving bent plate (22) is fixedly connected with a first moving lug seat (221), the bottom end of the driving bent plate (22) is fixedly connected with a second moving lug seat (222) which is symmetrically arranged, the driving rod (212) is inserted into the second moving lug seat (222) and is rotationally connected with the second moving lug seat (222), one end of the swinging block (23) is fixedly connected with a first linkage rod (231) which is rotationally connected with the first moving lug seat (221), and the other end of the swinging block (23) is fixedly connected with a second linkage rod (232), the second linkage rod (232) passes fixed ear seat (123) and is connected with fixed ear seat (123) rotation, rotation centre bore (241) have been seted up to spacing post (24) terminal surface, second linkage rod (232) insert and rotate centre bore (241) and spacing post (24) fixed connection, spacing jack (242) have been seted up to spacing post (24) week side, spacing inserted bar (25) week side fixedly connected with stroke dish (251), spacing inserted bar (25) week side movable sleeve is equipped with spring (26), slip clearing hole (271) have been seted up on fixed column (27) top, spacing inserted bar (25) pass slip clearing hole (271) and fixed column (27) sliding connection, fixed column (27) week side fixedly connected with connects nose bar (272).

2. The claw hammer with the variable torque according to claim 1, wherein the sliding assembly (3) comprises a torque conversion block (31), a sliding column (32), a resisting block (33), a bolt (34) and a nut (35), a sliding round hole (311) slidably connected with the fixed guide rod (13) is formed in the end face of the torque conversion block (31), a through round hole (321) is formed in the peripheral side of the sliding column (32), a sliding guide hole (322) communicated with the through round hole (321) is formed in the peripheral side of the sliding column (32) below the through round hole (321), the fixed guide rod (13) penetrates through the sliding guide hole (322) and is slidably connected with the sliding column (32), the resisting block (33) is slidably connected with the sliding column (32) through the round hole (321), a through round hole (331) is formed in the end face of the resisting block (33), a resisting face (332) in contact with the fixed guide rod (13) is formed in the peripheral side of the resisting block (33), the bolt (34) penetrates through the round hole (331) and is in threaded connection with the nut (35).

3. The claw hammer with variable torque as claimed in claim 1, wherein one end of the connecting convex rod (272) far away from the fixing column (27) is fixedly connected with the outer wall of the holding body (12).

4. The claw hammer with variable torque as claimed in claim 1, wherein the top end of the limit inserted rod (25) is inserted into a limit insertion hole (242) to be in sliding fit with the limit column (24).

5. A variable torque claw hammer as claimed in claim 1, wherein the top end of the spring (26) is in contact with the bottom end of the stroke plate (251), and the bottom end of the spring (26) is in contact with the top end of the fixed post (27).