CN218984624U

CN218984624U - Air-suction type screw driver adopting clamping connecting bolt driver head

Info

Publication number: CN218984624U
Application number: CN202320027660.3U
Authority: CN
Inventors: 朱天英
Original assignee: Zhejiang Yida Electric Appliance Co ltd
Current assignee: Zhejiang Yida Electric Appliance Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-05-09
Anticipated expiration: 2033-01-05

Abstract

The utility model relates to the technical field of screw drivers and discloses an air suction type screw driver adopting a clamping connecting bolt driver head, which comprises a supporting frame, wherein a motor is arranged at the top of the supporting frame, a fixed cylinder is fixed at the bottom of the supporting frame, a transmission shaft of the motor extends to the inside of the fixed cylinder, a screw driver is arranged in the fixed cylinder, the transmission shaft of the motor is connected with the screw driver through a connecting mechanism, a fixed pipe is fixed at the inside of the fixed cylinder outside the screw driver, a cavity is formed at the inside of the fixed cylinder outside of the fixed pipe, an exhaust pipe is communicated with a first air duct, the sucking process of screws can be rapidly controlled, and after a connecting disc is taken down, the suction pipe can be rapidly replaced, so that the screw driver can suck screws with different sizes, and convenience in assembling screws on workpieces by the device is greatly improved.

Description

Air-suction type screw driver adopting clamping connecting bolt driver head

Technical Field

The utility model relates to the technical field of screwdrivers, in particular to an air-suction type screwdriver with a clamping connecting bolt screwdriver head.

Background

The screw driver is a power tool for screwing and unscrewing screws, and the power tool is provided with a mechanism for adjusting and limiting torque, is mainly used for assembly lines, and is one of necessary tools for most production enterprises.

The application number is: "CN201510299220.3", patent name: in the patent of ' the air suction type screwdriver adopting the clamping connecting bolt screwdriver head ', the problem that the suction pipe is damaged on the surface of a workpiece and the quality of the workpiece is very easily affected because the suction pipe is opposite to the surface of the workpiece and then moves downwards, so that the suction pipe is pressed against the surface of the workpiece to be screwed, the suction pipe drives the piston to push upwards, and the screw enters the screw hole ' is mentioned.

Disclosure of Invention

The utility model aims to provide an air-aspiration type screw driver with a clamping connection bolt driver head, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adopt card to put air-aspiration type screwdriver of connecting bolt batch head, includes the support frame, the motor is installed at the top of support frame, the bottom of support frame is fixed with solid fixed cylinder, the transmission shaft of motor extends to the inside of solid fixed cylinder, the inside of solid fixed cylinder is provided with the screwdriver, the transmission shaft of motor is connected with the screwdriver through coupling mechanism, the inside of solid fixed cylinder is located the outside of screwdriver and is fixed with the fixed pipe, and the inside of solid fixed cylinder is located the outside of fixed pipe and seted up the cavity, the inside of cavity is located the outside cover of fixed pipe and is equipped with the connection pad, the bottom of connection pad is fixed with the straw, the bottom of solid fixed cylinder has solid fixed ring through threaded connection, the straw runs through solid fixed ring, one side of fixed pipe is connected with first air duct, the end of first air duct extends to the outside of solid fixed cylinder, and first air duct is linked together with the annular chamber between screw and the fixed pipe, inserts the negative pressure mouth of negative pressure machine with first air duct, later first air duct can produce the negative pressure to the annular chamber between fixed pipe and the screw, and the screwdriver is located the inside of inhaling the screwdriver and is located the screwdriver, and is followed by the screwdriver with the screwdriver is contacted with the screwdriver.

Preferably, the connecting mechanism comprises a coupler and a clamping connecting sleeve, one end of the coupler is connected with a transmission shaft of the motor, and the clamping connecting sleeve is arranged between the coupler and the screw driver.

Preferably, one side of cavity is connected with the second air duct, the end of second air duct extends to the outside of fixed section of thick bamboo, one side of fixed section of thick bamboo is fixed with the three-way valve, the inlet end of three-way valve is connected with the exhaust tube, two outlet ends of three-way valve are linked together with first air duct and second air duct respectively, utilize the three-way valve can make the exhaust tube be linked together with first air duct or with the second air duct fast, and then control the absorption of spiral shell or initiative with the ascending process of straw, the convenience when improving the device to the work piece assembly screw.

Preferably, the outside of fixed pipe is located the top cover of connection pad and is equipped with the spring, the inside of fixed section of thick bamboo is located the externally mounted of fixed pipe and has sealed axle sleeve, sealed axle sleeve's the least significant end is higher than the highest end of first air duct to further avoid producing the space between fixed section of thick bamboo and the fixed pipe top, and then make first air duct follow the bottom extraction air of straw, take off the connection pad after, can change the straw fast, so that the device can absorb the screw of nut variation in size.

Preferably, the diameter of the fixing pipe is consistent with the inner diameter of the suction pipe, a connecting ring is fixed at the bottom of the fixing ring outside the suction pipe, and a sealing gasket is arranged on the inner wall of the connecting ring so as to improve the tightness between the fixing ring and the connecting ring.

Preferably, the bottom edge of the suction pipe is in arc transition to form an arc surface so as to avoid the bottom of the suction pipe from damaging a user or a workpiece to be assembled with the screw.

Compared with the prior art, the utility model has the beneficial effects that:

1. this adopt card to put the air-aspiration type screwdriver of connecting bolt batch head, be linked together exhaust tube and first air duct, but the suction process of quick control screw takes off the connection pad back, can change the straw fast to the device can absorb the screw of nut variation in size, has improved the convenience when the device assembles the screw to the work piece greatly.

2. This adopts the card to put the air-aspiration type screwdriver of connecting bolt batch head, is linked together exhaust tube and second air duct, makes the exhaust tube bleed to the inside of cavity, can make the connecting plate rise along the outer wall of fixed pipe, and then drives the straw initiative and upwards moves, avoids straw and work piece touching, reduces the damage of work piece.

Drawings

FIG. 1 is a front view of the present utility model;

fig. 2 is a schematic view showing the internal structure of the fixing barrel in the present utility model.

In the figure: 1. a motor; 2. a support frame; 3. a three-way valve; 4. an exhaust pipe; 5. a connecting ring; 6. a suction pipe; 7. a fixing ring; 8. a fixed cylinder; 9. a coupling; 10. clamping the connecting sleeve; 11. sealing the shaft sleeve; 12. a fixed tube; 13. a spring; 14. a connecting disc; 15. a screw driver; 16. a second air duct; 17. a first air duct; 18. a cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 2, the air-aspiration type screwdriver with the head of the connecting bolt is clamped, the air-aspiration type screwdriver comprises a supporting frame 2, a motor 1 is installed at the top of the supporting frame 2, a fixing cylinder 8 is fixed at the bottom of the supporting frame 2, a transmission shaft of the motor 1 extends to the inside of the fixing cylinder 8, a screwdriver 15 is arranged in the inside of the fixing cylinder 8, a fixing pipe 12 is fixed at the outside of the screwdriver 15 through a connecting mechanism, a cavity 18 is formed in the inside of the fixing cylinder 8, a connecting disc 14 is sleeved outside of the fixing pipe 12, a suction pipe 6 is fixed at the bottom of the connecting disc 14, a fixing ring 7 is connected to the bottom of the fixing cylinder 8 through threads, the suction pipe 6 penetrates through the fixing ring 7, a first air guide pipe 17 is connected to one side of the fixing pipe 12, the tail end of the first air guide pipe 17 extends to the outside of the fixing cylinder 8, an annular cavity between the first air guide pipe 17 and the screwdriver 15 and the fixing pipe 12 is communicated with the screwdriver 15, the first air guide pipe 17 is connected with a negative pressure air inlet, the inside of the screwdriver 17 is connected with the negative pressure air guide pipe 12, the inside of the fixing pipe 12 is sleeved outside the cavity 18, the inside of the fixing pipe is sleeved with the fixing pipe 12 is sleeved outside the fixing pipe 14, a connecting disc is fixedly connected with the suction pipe 6 is connected with the suction pipe 6 through the suction pipe 6, and the suction pipe 6 is connected with the screw-aspiration type screwdriver through the screw 15, and the screw-aspiration type screwdriver is connected with the screw-aspiration pipe 15.

Specifically, the connecting mechanism comprises a coupler 9 and a clamping connecting sleeve 10, one end of the coupler 9 is connected with a transmission shaft of the motor 1, the clamping connecting sleeve 10 is installed between the coupler 9 and a screwdriver 15, the clamping connecting sleeve 10 is detachably connected with the screwdriver 15, connection, installation and maintenance are convenient, the coupler 9 and the clamping connecting sleeve 10 are both in the prior art, and specific references (application number: CN201510299220.3, patent name: an air-aspiration type screwdriver adopting a clamping connecting bolt screwdriver head) are made, so that the clamping connecting sleeve 10, the coupler 9, the screwdriver 15, related components and connection relations thereof are not repeated herein.

Further, one side of the cavity 18 is connected with a second air duct 16, the tail end of the second air duct 16 extends to the outside of the fixed cylinder 8, one side of the fixed cylinder 8 is fixed with a three-way valve 3, the air inlet end of the three-way valve 3 is connected with an exhaust pipe 4, two air outlet ends of the three-way valve 3 are respectively communicated with the first air duct 17 and the second air duct 16, the exhaust pipe 4 can be quickly communicated with the first air duct 17 or the second air duct 16 by utilizing the three-way valve 3, and then the process of sucking a screw or actively lifting the suction pipe 6 upwards is controlled, so that convenience of the device for assembling screws on workpieces is improved.

Further, the outside of fixed pipe 12 is located the top cover of connection pad 14 and is equipped with spring 13, and the inside of fixed section of thick bamboo 8 is located the externally mounted of fixed pipe 12 and is equipped with sealed axle sleeve 11, and sealed axle sleeve 11's the extreme lower extreme is higher than the extreme high end of first air duct 17 to further avoid producing the space between fixed section of thick bamboo 8 and the fixed pipe 12 top, and then make first air duct 17 follow the bottom extraction air of straw 6, take off the connection pad 14 after, can change straw 6 fast, so that the device can absorb the screw of nut variation in size.

Further, the diameter of the fixing tube 12 is consistent with the inner diameter of the suction tube 6, the connecting ring 5 is fixed at the bottom of the fixing ring 7 outside the suction tube 6, and a sealing gasket is arranged on the inner wall of the connecting ring 5 to improve the sealing performance between the fixing ring 7 and the connecting ring 5.

Furthermore, the bottom edge of the suction pipe 6 is in arc transition to form an arc surface, so as to avoid the bottom of the suction pipe 6 from damaging a user or a workpiece to be assembled with the screw.

The application method of the embodiment is as follows: the air extraction pipe 4 is connected into a negative pressure port of a negative pressure machine, and then the air extraction pipe 4 is communicated with the first air guide pipe 17 or the second air guide pipe 16 through the three-way valve 3;

when the exhaust pipe 4 is communicated with the first air guide pipe 17, the first air guide pipe 17 can generate negative pressure to the annular cavity between the fixed pipe 12 and the screw driver 15, and as the annular cavity is communicated with the suction pipe 6, a screw positioned at the opening of the suction pipe 6 can be sucked into the intelligent suction pipe 6, so that the screw is contacted with the screw driver 15, and the screw is driven into a workpiece by the subsequent screw driver 15;

after the magnetic suction head on the screw driver 15 is magnetically attracted with the screw, the screw corresponds to the screw hole of the workpiece, and then the motor 1 drives the screw driver 15 to rotate, so that the screw is driven into the screw hole of the workpiece;

in the process, the air exhaust pipe 4 is communicated with the second air guide pipe 16 through the three-way valve 3, so that the air exhaust pipe 4 is used for exhausting the inside of the cavity 18, the connecting disc 14 is enabled to ascend along the outer wall of the fixed pipe 12, the suction pipe 6 is driven to actively move upwards, the suction pipe 6 is prevented from touching a workpiece, and the damage to the workpiece is reduced.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an adopt card to put air-aspiration formula screwdriver of connecting bolt batch head, includes support frame (2), motor (1), its characterized in that are installed at the top of support frame (2): the bottom of support frame (2) is fixed with fixed section of thick bamboo (8), the transmission shaft of motor (1) extends to the inside of fixed section of thick bamboo (8), the inside of fixed section of thick bamboo (8) is provided with screwdriver (15), the transmission shaft of motor (1) is connected with screwdriver (15) through coupling mechanism, the inside of fixed section of thick bamboo (8) is located the outside of screwdriver (15) and is fixed with fixed pipe (12), and the inside of fixed section of thick bamboo (8) is located the outside of fixed pipe (12) and has seted up cavity (18), the inside of cavity (18) is located the outside cover of fixed pipe (12) and is equipped with connection pad (14), the bottom of connection pad (14) is fixed with straw (6), the bottom of fixed section of thick bamboo (8) is connected with solid fixed ring (7) through the threaded connection, straw (6) run through solid fixed ring (7), one side of fixed pipe (12) is connected with first air duct (17), the end extension of first air duct (17) is to the outside of fixed section of thick bamboo (8), and is linked together between first air duct (17) and the annular cavity (12) and the fixed pipe (12).

2. The air-aspiration type screw driver using the head of the clamping connecting bolt as set forth in claim 1, wherein: the connecting mechanism comprises a coupler (9) and a clamping connecting sleeve (10), one end of the coupler (9) is connected with a transmission shaft of the motor (1), and the clamping connecting sleeve (10) is arranged between the coupler (9) and the screw driver (15).

3. The air-aspiration type screw driver using the head of the clamping connecting bolt as set forth in claim 2, wherein: one side of cavity (18) is connected with second air duct (16), the end of second air duct (16) extends to the outside of fixed section of thick bamboo (8), one side of fixed section of thick bamboo (8) is fixed with three-way valve (3), the inlet end of three-way valve (3) is connected with exhaust tube (4), two of three-way valve (3) go out the gas end and be linked together with first air duct (17) and second air duct (16) respectively.

4. A suction type screw driver using a chuck attachment screw driver head as set forth in claim 3, wherein: the outside of fixed pipe (12) is located the top cover of connection pad (14) and is equipped with spring (13), the inside of fixed section of thick bamboo (8) is located the outside of fixed pipe (12) and installs sealed axle sleeve (11), the extreme lower extreme of sealed axle sleeve (11) is higher than the extreme higher extreme of first air duct (17).

5. A suction type screw driver using a chuck attachment screw driver head as set forth in claim 3, wherein: the diameter of the fixing pipe (12) is consistent with the inner diameter of the suction pipe (6), a connecting ring (5) is fixed at the bottom of the fixing ring (7) outside the suction pipe (6), and a sealing gasket is arranged on the inner wall of the connecting ring (5).

6. A suction type screw driver using a chuck attachment screw driver head as set forth in claim 3, wherein: the bottom edge of the suction pipe (6) is in arc transition to form an arc surface.