Electric F clamp

Abstract

The utility model relates to an electric F clamp which comprises a tool rod and a tool head, the end portion of the tool rod is provided with a square head used for being connected with the tool head, the tool head comprises a fixed clamp body and a movable clamp body, one side of the movable clamp body is provided with a first clamping plate, the other side of the movable clamp body is movably connected with the fixed clamp body, and one side of the fixed clamp body is provided with a second clamping plate. The square head of the tool rod is inserted into the square head sleeve, and the movable clamp body is driven to linearly move through the gear assembly, so that the first clamping plate is close to or far away from the second clamping plate; the tool head of the F clamp drives the square head sleeve to rotate through the tool rod, and the square head sleeve drives the movable clamp body to move linearly through the gear assembly, so that the distance between the two clamping plates is adjusted, the electric and manual dual-adjustment mode is achieved, adjustment is convenient, and the adjustment speed is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to fastening tool technical field especially, relates to a kind of electric F clip. BACKGROUND

[0002] F clip is a kind of fastening tool, can be used for disassembling and installing various parts.The existing F clip mostly includes tool rod and tool head connected at the top of tool rod.

[0003] The utility model discloses a kind of F type wrenches with adjustable clamping width, the F type wrenches include handle, the side of the handle is fixedly installed with threaded rod;Adjusting assembly, adjusting assembly is arranged at the side of the second clamping plate, for adjusting the width between the first clamping plate and the second clamping plate, by the cooperation of fixed tube, connecting plate, fixed groove, mounting column, second spring, fixed plate and clamping hole, fixed tube can be moved to the outside of clamping hole, by the cooperation of nut, threaded rod and second clamping plate, second clamping plate can be moved to appropriate position, by the cooperation of fixed tube, second spring, movable block, mounting column and second spring, so that fixed tube enters the inside of clamping hole and supports second clamping plate, so as to complete the width adjustment between second clamping plate and first clamping plate, reach the width adjustment effect between first clamping plate and second clamping plate.But the width adjustment between the clamping plate of this F type wrench, only can be manually adjusted, and adjustment mode and speed are limited.

[0004] Therefore, the utility model provides a kind of electric F clip to solve above-mentioned problem. UTILITY MODEL CONTENTS

[0005] The utility model solves the technical problem to provide a kind of electric F clip, can electrically adjust the width of pincer body, also can be received and adjusted the width of pincer body, improve adjustment speed.

[0006] To solve above-mentioned technical problem, the technical scheme of the utility model is as follows: a kind of electric F clip, including tool rod and tool head, the end of tool rod has a square head for connecting tool head, its innovation point is as follows: the tool head includes fixed pincer body and movable pincer body, one side of movable pincer body has a first clamping plate, the other side is movably connected with fixed pincer body, one side of fixed pincer body has a second clamping plate, the other side is rotatably installed with a square head sleeve, the square head of tool rod is inserted in square head sleeve, and movable pincer body is driven to move linearly by gear assembly, so that first clamping plate is close to or away from second clamping plate.

[0007] Further, the gear assembly includes limit cover plate, first bevel gear, second bevel gear, plane bearing and nut;

[0008] The fixed jaw body is provided with a stepped hole for installing a gear assembly, the stepped hole comprises first, second, third, fourth and fifth stepped faces with decreasing inner diameters in sequence;

[0009] The movable jaw body is provided with an outer threaded segment on the side away from the first clamping plate, the outer threaded segment is arranged in the stepped hole, a nut is threadedly connected to the outer side of the outer threaded segment, and the outer wall of the nut is in close contact with the fifth stepped face;

[0010] The planar bearing is arranged outside the nut, the inner circle of the first planar washer of the planar bearing is in close contact with the outer wall of the nut, and the outer circle of the second planar washer of the planar bearing is in close contact with the fourth stepped face;

[0011] The second bevel gear is arranged at the third stepped face, the second bevel gear is arranged outside the nut, the inner wall of the second bevel gear is provided with a plurality of first key bodies, the outer side wall of the nut is provided with a plurality of first key grooves corresponding to the first key bodies in one-to-one correspondence, and the first key bodies are arranged in the corresponding first key grooves;

[0012] The second stepped face is provided with a sleeve mounting hole in the radial direction, a square head sleeve is rotatably arranged in the sleeve mounting hole, and the first bevel gear is integrally formed at the end of the square head sleeve; the first bevel gear is in meshing connection with the second bevel gear;

[0013] The limiting cover plate is arranged in the first stepped face, the limiting cover plate is arranged outside the outer threaded segment, the inner wall of the limiting cover plate is provided with a plurality of second key bodies, the outer side wall of the outer threaded segment is provided with a plurality of second key grooves corresponding to the second key bodies in one-to-one correspondence, and the second key bodies are arranged in the corresponding second key grooves.

[0014] Further, a snap spring is arranged outside the nut, a snap spring groove is formed in the outer side wall of the nut, the snap spring is arranged in the snap spring groove, and the end face of the snap spring is in close contact with the outer side wall of the fixed jaw body.

[0015] Further, the square head sleeve is detachably connected to the fixed jaw body through a T-shaped connecting piece, the T-shaped connecting piece is movably arranged in the sleeve mounting hole and is detachably connected to the fixed jaw body through a bolt, the T-shaped connecting piece is provided with a sleeve assembly hole, the square head sleeve is movably arranged in the sleeve assembly hole, and the first bevel gear is limited in the stepped hole by the T-shaped connecting piece.

[0016] Further, the fixed jaw body is provided with a universal ball seat on the side close to the first clamping plate, and the second clamping plate is provided with a ball groove, and the universal ball seat is movably clamped in the ball groove.

[0017] Further, the tool rod is an electric tool rod, and the square head at the end of the tool rod is driven to rotate by electricity.

[0018] Further, the tool rod is a manual tool rod, and the square head is hingedly connected to the tool rod.

[0019] Further, a spring positioning pin is mounted on the square head side wall, a square head sleeve is provided with an insertion slot on a side end face away from the first bevel gear, and a plurality of positioning slots for the spring positioning pin to enter are formed on the side wall of the insertion slot.

[0020] The utility model discloses the advantages are:

[0021] The utility model discloses a tool head is rotated through tool rod with square head sleeve linear movement is driven movable pincers body through gear assembly, thereby adjusting the distance between two clamping plates, and tool rod can adopt manual tool rod, and the square head of tool rod inserts in square head sleeve, and rotating tool rod can drive square head sleeve to rotate, can also adopt electric tool rod, and the square head of tool rod is driven to rotate electrically, and then drive square head sleeve to rotate, realize electric and manual double -adjusting mode, and the adjustment is convenient, and the adjustment is fast.

[0022] The utility model discloses gear assembly utilizes the first bevel gear of integral moulding with square head sleeve and drives second bevel gear to rotate, and second bevel gear utilizes the first key body and promotes the rotation of nut, and nut is pushed through the thread and promotes the linear movement of outer thread section, and outer thread section is limited by the second key body of spacing cover plate in the linear movement process, avoids with the rotation of nut, and transmission structure is simple, and not easy to damage, and through the step hole of setting up on fixed pincers body, the installation and assembly of each component of gear assembly are convenient.

[0023] The utility model discloses nut utilizes the axial location of clamping spring, avoids the axial movement of nut, improves structural stability.

[0024] The utility model discloses square head sleeve is detachable connection through T -shaped connecting piece and fixed pincers body, and the installation and replacement of square head sleeve are convenient.

[0025] The utility model discloses second clamping plate is connected on fixed pincers body through universal ball seat, and when tool head is in clamping object, can change the angle of second clamping plate according to the shape of clamping object, improves clamping effect.

[0026] The utility model discloses tool rod is electric tool rod, and the square head of tool rod end is driven to rotate electrically, and the adjustment is fast, and the efficiency is high, and saves time and energy.

[0027] The utility model discloses tool rod is electric tool rod, and the square head of tool rod end is driven to rotate electrically, and when square head is connected with square head sleeve, can rotate tool rod, makes the central axis of tool rod with square head central axis vertical, thereby prolongs the arm, when manually pushes tool rod and rotates, is more laborsaving.

[0028] The utility model discloses square head and square head sleeve are connected, and utilize spring positioning pin and positioning slot and limit square head in square head sleeve, avoid two accidental separation. Attached Figure Description

[0029] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0030] Figure 1 This is a schematic diagram of the structure of the electrically operated F-clamp of this utility model.

[0031] Figure 2 This is a cross-sectional view of the electrically operated F-clamp of this utility model.

[0032] Figure 3 This is a cross-sectional view of the BB section of this utility model.

[0033] Figure 4 This is a cross-sectional view of the CC portion of this utility model. Detailed Implementation

[0034] To further illustrate the technical means and effects adopted by this utility model in order to achieve the intended utility model purpose, the following detailed description of the specific implementation methods, structure, features and effects of this utility model is provided in conjunction with the accompanying drawings and preferred embodiments.

[0035] Example

[0036] like Figures 1-4 As shown, this embodiment provides an electrically powered clamp, including a tool bar and a tool head, the end of which has a square head for connecting the tool head.

[0037] The tool head includes a fixed clamp body 2 and a movable clamp body 1. The movable clamp body 1 has an L-shaped rod structure. One side of the movable clamp body 1 has a first clamping plate 11 integrally formed, and the side of the movable clamp body 1 away from the first clamping plate 11 has an external thread section 12. The external thread section 12 is movably connected to the fixed clamp body 2. One side of the fixed clamp body 2 has a second clamping plate 21, and a square head sleeve 29 is rotatably mounted on the other side. The square head of the tool rod is inserted into the square head sleeve 29, and the movable clamp body 1 is driven to move linearly through a gear assembly, so that the first clamping plate 11 moves closer to or away from the second clamping plate 21.

[0038] In the embodiment, the gear assembly comprises a limiting cover plate 23, a first bevel gear 24, a second bevel gear 25, a flat bearing 26 and a nut 27. The fixed jaw body 2 is provided with a stepped hole for mounting the gear assembly, and the stepped hole comprises first, second, third, fourth and fifth stepped faces 201, 202, 203, 204 and 205 with gradually decreasing inner diameters. The outer threaded section 12 is arranged in the stepped hole, the nut 27 is threadedly sleeved on the outer side of the outer threaded section 12, the outer wall of the nut 27 is in abutment with the fifth stepped face 205, a circlip 28 is sleeved on the nut 27, a circlip groove is formed in the outer side wall of the nut 27, and the end face of the circlip 28 is in abutment with the outer side wall of the fixed jaw body 2.

[0039] The flat bearing 26 is sleeved on the outer side of the nut 27, the flat bearing 26 comprises a spherical body and first and second flat washers arranged on both sides of the spherical body, the inner circle of the first flat washer of the flat bearing 26 is in close connection with the outer wall of the nut 27, and the outer circle of the second flat washer of the flat bearing 26 is in close connection with the fourth stepped face 204. The second bevel gear 25 is arranged at the third stepped face 203, the second bevel gear 25 is sleeved on the outer side of the nut 27, and the inner wall of the second bevel gear 25 is provided with four first key bodies 251, the outer side wall of the nut 27 is provided with first key grooves corresponding to the first key bodies 251 in one-to-one correspondence, and the first key bodies 251 are arranged in the corresponding first key grooves.

[0040] The second stepped face 202 is provided with a sleeve mounting hole in the radial direction, the square head sleeve 29 is rotatably arranged in the sleeve mounting hole and detachably connected with the fixed jaw body 2 through the T-shaped connecting piece 210, the T-shaped connecting piece 210 is movably arranged in the sleeve mounting hole and detachably connected with the fixed jaw body 2 through bolts, the T-shaped connecting piece 210 is provided with a sleeve assembly hole, the square head sleeve 29 is movably arranged in the sleeve assembly hole, the first bevel gear 24 is integrally formed at the end of the square head sleeve 29, the end face of the first bevel gear 24 is in abutment with the end face of the T-shaped connecting piece 210, the first bevel gear 24 is limited in the stepped hole by the T-shaped connecting piece 210, and the first bevel gear 24 is in meshing connection with the second bevel gear 25. The limiting cover plate 23 is arranged in the first stepped face 201, the limiting cover plate 23 is sleeved on the outer side of the outer threaded section 12, the inner wall of the limiting cover plate 23 is provided with two second key bodies 231 arranged in symmetry, the outer threaded section 12 is provided with second key grooves 13 corresponding to the second key bodies 231 in one-to-one correspondence, and the second key bodies 231 are arranged in the corresponding second key grooves 13.

[0041] In the embodiment, the fixed jaw body 2 is provided with a universal ball seat 22 near one side of the first clamping plate 11, the second clamping plate 21 is provided with a ball groove, and the universal ball seat 22 is movably clamped in the ball groove. When the tool head clamps an object, the second clamping plate 21 can change the angle according to the shape of the clamped object, thereby improving the clamping effect.

[0042] The tool rod in the embodiment can be an electric tool rod, and the square head at the end of the tool rod is driven to rotate by electricity, for example, a motor is installed in the tool rod, and the output section of the motor is connected with the square head to drive the square head to rotate. This electric driving mode has the advantages of fast speed adjustment, high efficiency, time and labor saving.

[0043] In the embodiment, a spring positioning pin is installed on the side wall of the square head, a spring installation groove is formed in the side wall of the square head, the spring positioning pin is movably arranged in the spring installation groove, a spring is arranged in the spring installation groove, and the two ends of the spring are connected with the spring positioning pin and the bottom surface of the spring installation groove respectively.

[0044] The tool head drives the square head sleeve 29 to rotate through the tool rod, the first bevel gear 24 integrally formed with the square head sleeve 29 rotates synchronously, and the second bevel gear 25 is driven to rotate, the nut 27 is driven to rotate by the first key body 251 of the second bevel gear 25, the movable clamp body 1 is driven to move linearly by the nut 27 through the thread, the movable clamp body 1 is limited by the second key body 231 of the limiting cover plate 23 during the linear movement, so that the movable clamp body 1 is prevented from rotating with the nut, and the first clamping plate moves synchronously with the movable clamp body 1, so that the distance between the first clamping plate 11 and the second clamping plate 21 is adjusted.

[0045] The F clamp has the electric and manual double adjustment modes, and has the advantages of convenient adjustment and fast adjustment speed.

[0046] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model has been disclosed as above, it is not intended to limit the utility model. Any person skilled in the art can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, as long as the changes do not deviate from the technical scheme of the utility model. Any modification, equivalent change and modification of the above embodiment based on the technical essence of the utility model still belongs to the scope of the technical scheme of the utility model.

Claims

1. An electrically energizable F-clip comprising a tool shank and a tool head, the end of the tool shank having a square head for connecting the tool head, characterized in that: The tool head comprises a fixed jaw and a movable jaw, one side of the movable jaw is provided with a first clamping plate, the other side is movably connected with the fixed jaw, one side of the fixed jaw is provided with a second clamping plate, the other side is rotatably installed with a square head sleeve, the square head of the tool rod is inserted into the square head sleeve, and the movable jaw is linearly moved by the gear assembly to drive the first clamping plate to approach or move away from the second clamping plate.

2. The electro-automatable F-joint of claim 1, wherein: The gear assembly comprises a limiting cover plate, a first bevel gear, a second bevel gear, a plane bearing and a nut; The fixed jaw is provided with a stepped hole for installing the gear assembly, the stepped hole comprises first, second, third, fourth and fifth stepped faces with decreasing inner diameters in sequence; The movable jaw is provided with an outer threaded segment on the side away from the first clamping plate, the outer threaded segment is inserted into the stepped hole, the nut is threadedly sleeved on the outer side of the outer threaded segment, and the outer wall of the nut is attached to the fifth stepped face; The plane bearing is sleeved on the outer side of the nut, the inner circle of the first plane washer of the plane bearing is tightly connected with the outer wall of the nut, and the outer circle of the second plane washer of the plane bearing is tightly connected with the fourth stepped face; The second bevel gear is arranged at the third stepped face, the second bevel gear is sleeved on the outer side of the nut, and the inner wall of the second bevel gear is provided with a plurality of first key bodies, the outer side wall of the nut is provided with a first key groove corresponding to each first key body, and the first key body is arranged in the corresponding first key groove; The second stepped face is provided with a sleeve mounting hole in the radial direction, the square head sleeve is rotatably installed in the sleeve mounting hole, the first bevel gear is integrally formed at the end of the square head sleeve, and the first bevel gear is meshingly connected with the second bevel gear; The limiting cover plate is installed in the first stepped face, the limiting cover plate is sleeved on the outer side of the outer threaded segment, the inner wall of the limiting cover plate is provided with a plurality of second key bodies, the outer threaded segment is provided with a second key groove corresponding to each second key body, and the second key body is arranged in the corresponding second key groove.

3. The electrodynamic F-jack of claim 2, wherein: The nut is sleeved with a snap spring, the outer side wall of the nut is provided with a snap spring groove, the snap spring is installed in the snap spring groove, and the end face of the snap spring is attached to the outer side wall of the fixed jaw.

4. The electrodynamic F-jack of claim 2, wherein: The square head sleeve is detachably connected with the fixed jaw through a T-shaped connecting piece, the T-shaped connecting piece is movably inserted into the sleeve mounting hole and detachably connected with the fixed jaw through a bolt, the T-shaped connecting piece is provided with a sleeve assembly hole, the square head sleeve is movably inserted into the sleeve assembly hole, and the first bevel gear is limited in the stepped hole by the T-shaped connecting piece.

5. The electro-automatable F-joint of claim 1, wherein: The fixed jaw is provided with a universal ball seat on the side close to the first clamping plate, the second clamping plate is provided with a ball groove, and the universal ball seat is movably clamped in the ball groove.

6. The electrokinetically actuatable F-jack of claim 1, wherein: The tool rod is an electric tool rod, and the square head at the end of the tool rod is electrically driven to rotate.

7. The electrokinetically actuatable F-jack of claim 1, wherein: The tool rod is a manual tool rod, and the square head is hingedly connected with the tool rod.

8. The electrokinetically actuatable F-jack of claim 1, wherein: The square head is provided with a spring positioning pin, the end face of the square head sleeve away from the first bevel gear is provided with a slot for inserting the square head, the side wall of the slot is provided with a plurality of positioning grooves for the spring positioning pin, the square head is movably inserted into the slot, and the spring positioning pin is inserted into the corresponding positioning groove.

Images