CN217413826U

CN217413826U - Electric screwdriver with clutch sensor

Info

Publication number: CN217413826U
Application number: CN202220645404.6U
Authority: CN
Inventors: 王飞
Original assignee: Tianjin Fangya Electromechanical Technology Co ltd
Current assignee: Tianjin Fangya Electromechanical Technology Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-09-13
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a clutch sensor electric screwdriver, which belongs to the field of electric screwdrivers, and comprises an electric screwdriver body, wherein the electric screwdriver body comprises an electric screwdriver shell, the lower end of the electric screwdriver shell is fixedly connected with an annular screwdriver head clip, a through hole is arranged in the electric screwdriver body, a mandril is slidably connected in the through hole, the lower end of the mandril is fixedly connected with a screwdriver head, fixing block grooves are respectively arranged at both ends of the through hole, a fixing slide block is slidably connected in the fixing block groove, the lower end of the fixing block groove is provided with an anti-drop groove, an anti-drop block is slidably connected in the anti-drop groove, and a force application spring is fixedly arranged in the anti-drop groove, so that the screwdriver head is stressed by pressing down the electric screwdriver head and utilizing the mandril to transmit the force to a switch at the top, thereby starting the electric screwdriver, the use is convenient and easy, and the working efficiency is effectively improved, the practicability of the device is improved.

Description

Electric screwdriver with clutch sensor

Technical Field

The utility model relates to an electric screwdriver field, more specifically say, relate to clutch sensor electric screwdriver.

Background

The electric screwdriver is an electric tool for screwing and unscrewing the screw, and is popular in the market due to the advantages of convenient operation, labor time saving, labor intensity saving and the like.

At present, the existing electric screw driver has more defects, including: electric screwdriver can not realize pushing down the start-up electricity and criticize, and the start-up mode is criticized to current electricity, starts through pressing the lateral wall switch mostly, and it is not very convenient to use, and work efficiency is not so high yet simultaneously.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a clutch sensor electric screwdriver, it can realize through pushing down electric screwdriver, criticizes first atress, utilizes the ejector pin to transmit the switch at top to start electric screwdriver's purpose, use convenient, light, the effectual work efficiency that has improved the practicality of device.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The clutch sensor electric screwdriver comprises an electric screwdriver body, wherein the electric screwdriver body comprises an electric screwdriver shell, the lower end of the electric screwdriver shell is fixedly connected with an annular screwdriver head clamp, a through hole is formed in the electric screwdriver body, an ejector rod is connected in the through hole in a sliding manner, a screwdriver head is connected at the lower end of the ejector rod in a fixed manner, fixing block grooves are formed in two ends of the through hole, fixing sliding blocks are connected in the fixing block grooves in a sliding manner, anti-falling grooves are formed in the lower ends of the fixing block grooves, anti-falling blocks are connected in the anti-falling grooves in a sliding manner, force application springs are fixedly installed in the anti-falling grooves, two ends of the force application springs are respectively and fixedly connected with the anti-falling blocks and the inner walls of the anti-falling grooves, lever grooves are formed in the upper ends of the fixing block grooves and communicated with the fixing block grooves, levers are fixedly installed in the lever grooves, and round head blocks are fixedly connected with the upper ends of the fixing sliding blocks, and button head piece and lever below looks butt, electric screwdriver body both ends have all been dug the slide opening, and the slide opening is linked together with the lever slot, sliding connection has the pressure application pole in the slide opening, and the pressure application pole is close to lever slot one end and lever top looks butt, the ejector pin both ends all seted up with solid fixed sliding block assorted fixed slot, this internal fixedly connected with inductive switch of electric screwdriver, ejector pin upper end fixedly connected with and the corresponding sensor of inductive switch can realize through pushing down electric screwdriver, criticize first atress, utilize the ejector pin to transmit the switch at top to start electric screwdriver's purpose, use convenient, light, the effectual work efficiency that has improved the practicality of device.

Furthermore, both ends have all seted up the spacing groove about the slide opening, sliding connection has the stopper in the spacing groove, and stopper and the pole fixed connection that exerts pressure, avoid exerting pressure when the pole slides, drop from the slide opening, utilize the restriction of spacing groove and stopper to carry out limiting displacement to it.

Further, the pressing rod is far away from one end of the lever groove and is fixedly connected with a pressing block, the outer end of the pressing block is wrapped with a rubber sleeve, anti-skidding lines are arranged on the surface of the rubber sleeve, a user can conveniently apply acting force to the pressing block, the pressing rod is pressed, and the rubber sleeve plays a role in protecting fingers of the user.

Furthermore, a pair of reset grooves is formed in the annular batch head clamp, a reset block is connected in the reset groove in a sliding mode, the reset block is fixedly connected with the batch head, a reset spring is fixedly connected to the upper end of the reset block, the upper end of the reset spring is fixedly connected with the inner wall of the reset groove, the ejector rod is prevented from falling off from the through hole together with the batch head when the ejector rod resets, the reset grooves and the reset block are utilized to play an anti-falling effect on the ejector rod, and the batch head is reset by the reset spring.

Furthermore, anticreep piece all is "T" type with anticreep groove cross-section end, avoids fixed slider when sliding, slips the anticreep piece from anticreep groove, utilizes T shape to restrict it.

Furthermore, both ends of the lever are semicircular, the round head block and one end, close to the lever, of the pressure applying rod are semicircular, and the lever, the round head block and the pressure applying rod are convenient to bear force mutually through the semicircular arrangement, so that the mutual friction force is reduced.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize through pushing down electric screwdriver, criticizes first atress, utilizes the ejector pin to transmit the switch at top to start electric screwdriver's purpose, use convenient, light, the effectual work efficiency that has improved the practicality of device.

(2) The limiting groove has been all seted up at both ends about the slide opening, and sliding connection has the stopper in the limiting groove, and stopper and the pole fixed connection that exerts pressure, avoids exerting pressure the pole when sliding, drops from the slide opening, utilizes the restriction of limiting groove and stopper to carry out limiting displacement to it.

(3) The pressure applying rod is far away from one end of the lever groove and is fixedly connected with a pressing block, the outer end of the pressing block is wrapped with a rubber sleeve, and the surface of the rubber sleeve is provided with anti-slip grains, so that a user can apply an acting force to the pressing block, the pressure applying rod is pressed, and the rubber sleeve plays a role in protecting fingers of the user.

(4) First checkpost is criticized to annular has a pair of groove that resets, and the inslot sliding connection that resets has the reset block, and reset block and criticize first fixed connection, reset block upper end fixedly connected with reset spring, and reset spring upper end and reset groove inner wall fixed connection prevent that the ejector pin from together dropping from the through-hole with criticizing the head when reseing, utilize reset groove and reset block to play anti-drop effect to it, utilize reset spring to reset wholesale head simultaneously.

(5) The anti-drop piece all is "T" type with anti-drop groove cross-section end, avoids fixed slider when sliding, with anti-drop piece slippage play in the anti-drop groove, utilizes T shape to restrict it.

(6) The two ends of the lever are semicircular, the round head block and the end, close to the lever, of the pressing rod are semicircular, and the lever, the round head block and the pressing rod are convenient to stress mutually through the semicircular arrangement, so that the mutual friction force is reduced.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

FIG. 4 is a schematic structural view of the inductive switch of the present invention when connected to a sensor;

fig. 5 is an enlarged structure diagram at C in bitmap 4.

The reference numbers in the figures illustrate:

the screwdriver comprises an electric screwdriver body 1, an electric screwdriver shell 101, an annular screwdriver head clamp 102, a 2 ejector rod, a 3 screwdriver head, a 4 fixing block groove, a 5 fixing sliding block, a 6 anti-falling groove, a 7 anti-falling block, an 8 force application spring, a 9 lever groove, a 10 lever, an 11 round head block, a 12 force application rod, a 13 pressing block, a 14 limiting block, a 15 fixing groove, a 16 induction switch, a 17 sensor, an 18 reset groove, a 19 reset block, a 20 reset spring and a 21 through hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1 and 2, the clutch sensor electric screwdriver comprises an electric screwdriver body 1, the electric screwdriver body 1 comprises an electric screwdriver shell 101, an annular screwdriver head clamp 102 is fixedly connected to the lower end of the electric screwdriver shell 101, the electric screwdriver body 1 is a prior art, and a person skilled in the art can select the electric screwdriver body as required, which is not described herein any more, a through hole 21 is formed in the electric screwdriver body 1, a push rod 2 is slidably connected in the through hole 21, a screwdriver head 3 is fixedly connected to the lower end of the push rod 2, the push rod 2 slides in the through hole 21 after the screwdriver head 3 is stressed by applying force to the electric screwdriver body 1, fixing block grooves 4 are formed at both ends of the through hole 21, a fixing slide block 5 is slidably connected in the fixing block grooves 4, a separation-preventing groove 6 is formed at the lower end of the fixing block groove 4, and a separation-preventing block 7 is slidably connected in the separation-preventing groove 6, the anti-drop block 7 and the anti-drop groove 6 are both in a T-shape in cross section, so that the anti-drop block 7 is prevented from slipping out of the anti-drop groove 6 when the fixed sliding block 5 slides, the anti-drop block is limited by the T-shape, a force application spring 8 is fixedly arranged in the anti-drop groove 6, two ends of the force application spring 8 are respectively and fixedly connected with the inner walls of the anti-drop block 7 and the anti-drop groove 6, the anti-drop block 7 is applied with force by the force application spring 8, so that the fixed sliding block 5 can slide in the fixed block groove 4, a lever groove 9 is arranged at the upper end of the fixed block groove 4, the lever groove 9 is communicated with the fixed block groove 4, a lever 10 is fixedly arranged in the lever groove 9, a round head block 11 is fixedly connected to the upper end of the fixed sliding block 5, the round head block 11 is abutted against the lower part of the lever 10, when the round head block 11 moves, the lever 10 can rotate under the acting force of the round head block 11, sliding holes are chiseled at two ends of the electric screwdriver body 1, and the slide hole is communicated with the lever groove 9, a pressure applying rod 12 is connected in the slide hole in a sliding manner, one end of the pressure applying rod 12, which is close to the lever groove 9, abuts against the upper side of the lever 10, an acting force is applied to the lever 10 by the pressure applying rod 12, so that the lever 10 rotates, the lever 10 abuts against the round head block 11 to slide, fixing grooves 15 matched with the fixing sliding blocks 5 are formed in the two ends of the ejector rod 2, the fixing sliding blocks 5 are clamped with the fixing grooves 15 to fix the ejector rod 2, an induction switch 16 is fixedly connected in the electric screwdriver body 1, a sensor 17 corresponding to the induction switch 16 is fixedly connected to the upper end of the ejector rod 2, the ejector rod 2 slides upwards after the batch head 3 is stressed by applying pressure to the electric screwdriver body 1 until the sensor 17 contacts with the induction switch 16 to start the device.

Please continue to refer to fig. 2, both ends have all been seted up the spacing groove about the slide opening, sliding connection has stopper 14 in the spacing groove, and stopper 14 and the pole 12 of exerting pressure fixed connection, avoid exerting pressure pole 12 when sliding, drop from the slide opening, utilize the restriction of spacing groove and stopper 14 to carry out limiting displacement to it, the pole 12 of exerting pressure keeps away from lever slot 9 one end fixed connection and presses piece 13, press piece 13 outer end parcel has the rubber sleeve, and the rubber sleeve surface is equipped with anti-skidding line, the user of being convenient for is through applying the effort to pressing piece 13, thereby press exerting pressure pole 12, the rubber sleeve plays the effect of protecting user's finger.

Referring to fig. 3, a pair of reset grooves 18 are formed in the annular batch head clamp 102, a reset block 19 is connected in the reset groove 18 in a sliding manner, the reset block 19 is fixedly connected with the batch head 3, a reset spring 20 is fixedly connected to the upper end of the reset block 19, and the upper end of the reset spring 20 is fixedly connected with the inner wall of the reset groove 18, so that the ejector rod 2 is prevented from dropping from the through hole 21 together with the batch head 3 when being reset, the reset groove 18 and the reset block 19 are used for playing a role in preventing the batch head from dropping, and meanwhile, the reset spring 20 is used for resetting the batch head 3.

Referring to fig. 5, both ends of the lever 10 are semicircular, and the ends of the round head block 11 and the pressing rod 12 close to the lever 10 are semicircular, so that the lever 10, the round head block 11 and the pressing rod 12 are stressed by the semicircular arrangement, and the friction force between the two is reduced.

When in use, please refer to fig. 1-5, the electric screwdriver body 1 is held first, and the screwdriver head 3 is pressed downwards to be stressed, then the ejector rod 2 slides upwards in the through hole 21 until the sensor 17 contacts the inductive switch 16, so as to start the electric screwdriver, meanwhile, the anti-falling block 7 is pushed by the acting force of the force application spring 8, so that the fixed slider 5 is clamped and fixed with the fixed slot 15, when the sensor 17 and the inductive switch 16 need to be disconnected, the pressing blocks 13 at the two ends are pressed, so that the pressing rod 12 applies the pressing force to the lever 10, then the lever 10 applies the pressing force to the round-head block 11, so as to pull the fixed slider 5 out of the fixed slot 15, the ejector rod 2 is pulled downwards by the reaction force of the reset spring 20 to reset the ejector rod, so as to start and close the device, compared with the traditional electric screwdriver, the utility model can realize that the screwdriver head is stressed by pressing the electric screwdriver head downwards, the ejector rod is used for transmitting the switch at the top, so that the electric screwdriver is started, the electric screwdriver is convenient and easy to use, the working efficiency is effectively improved, and the practicability of the electric screwdriver is improved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the protection scope of the present invention by replacing or changing the technical solution and the modified concept of the present invention within the technical scope of the present invention.

Claims

1. Clutch sensor electric screwdriver, including electric screwdriver body (1), electric screwdriver body (1) includes electric screwdriver casing (101), first checkpost (102) is criticized to electric screwdriver casing (101) lower extreme fixedly connected with annular, through-hole (21) have been seted up in electric screwdriver body (1), sliding connection has ejector pin (2) in through-hole (21), head (3), its characterized in that are criticized to ejector pin (2) lower extreme fixedly connected with: the anti-dropping screw driver is characterized in that fixing block grooves (4) are formed in two ends of the through hole (21), a fixing slider (5) is connected in the fixing block grooves (4) in a sliding manner, anti-dropping grooves (6) are formed in the lower ends of the fixing block grooves (4), anti-dropping blocks (7) are connected in the anti-dropping grooves (6) in a sliding manner, a force application spring (8) is fixedly installed in the anti-dropping grooves (6), two ends of the force application spring (8) are fixedly connected with the inner walls of the anti-dropping blocks (7) and the anti-dropping grooves (6) respectively, a lever groove (9) is formed in the upper end of the fixing block groove (4), the lever groove (9) is communicated with the fixing block grooves (4), a lever (10) is fixedly installed in the lever groove (9), round head blocks (11) are fixedly connected to the upper end of the fixing slider (5), the round head blocks (11) are abutted to the lower portions of the lever (10), sliding holes are formed in two ends of the electric screw driver body (1), and the slide hole is communicated with the lever groove (9), a pressure applying rod (12) is connected in the slide hole in a sliding mode, one end, close to the lever groove (9), of the pressure applying rod (12) is connected with the upper portion of the lever (10) in an abutting mode, fixing grooves (15) matched with the fixing sliding blocks (5) are formed in the two ends of the ejector rod (2), an induction switch (16) is fixedly connected in the electric screwdriver body (1), and a sensor (17) corresponding to the induction switch (16) is fixedly connected to the upper end of the ejector rod (2).

2. The clutch sensor electric screwdriver according to claim 1, characterized in that: limiting grooves are formed in the upper end and the lower end of the sliding hole, limiting blocks (14) are connected in the limiting grooves in a sliding mode, and the limiting blocks (14) are fixedly connected with the pressing rod (12).

3. The clutch sensor electric screwdriver according to claim 1, characterized in that: one end of the pressing rod (12) far away from the lever groove (9) is fixedly connected with a pressing block (13), the outer end of the pressing block (13) is wrapped with a rubber sleeve, and anti-skid lines are arranged on the surface of the rubber sleeve.

4. The clutch sensor electric screwdriver according to claim 1, characterized in that: set up a pair of reset groove (18) in first checkpost (102) is criticized to annular, sliding connection has reset block (19) in reset groove (18), and reset block (19) and criticize first (3) fixed connection, reset block (19) upper end fixedly connected with reset spring (20), and reset spring (20) upper end and reset groove (18) inner wall fixed connection.

5. The clutch sensor electric screwdriver according to claim 1, characterized in that: the section ends of the anti-drop block (7) and the anti-drop groove (6) are both T-shaped.

6. The clutch sensor electric screwdriver according to claim 1, characterized in that: the two ends of the lever (10) are semicircular, and the round head block (11) and one end, close to the lever (10), of the pressure applying rod (12) are semicircular.