CN218313310U

CN218313310U - Combined tightening device

Info

Publication number: CN218313310U
Application number: CN202222105582.2U
Authority: CN
Inventors: 常炼; 路蕴华
Original assignee: WUXI MACMARTIN TORQUE SETTING ASSEMBLY TOOLS CO LTD
Current assignee: WUXI MACMARTIN TORQUE SETTING ASSEMBLY TOOLS CO LTD
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2023-01-17
Anticipated expiration: 2032-08-10

Abstract

The utility model relates to the technical field of tightening devices, in particular to a combined tightening device, which comprises a contact type pneumatic screw gun, a fixed seat and a tightening mechanism; all the contact-press type pneumatic screw guns are arranged in parallel and at equal intervals through the fixed seats; the tightening mechanism is arranged at the top of the whole touch-press type pneumatic screw gun and is in transmission connection with the touch-press type pneumatic screw gun. The utility model discloses a set up a plurality of and touch pressure formula pneumatic screw rifle, fixing base and tightening mechanism, touch pressure formula pneumatic screw rifle and push down and ventilate, and rotate output rotational speed and moment of torsion, disconnected gas and stall when touching pressure formula pneumatic screw rifle and lifting up, can screw up the operation in step to a plurality of screws on the same station, and need not artifical manual tightening one by one, and its noise at work is little, output rotational speed and moment of torsion are stable, no reaction power, it is more simple and convenient to operate, thereby operating personnel's working strength has been reduced to a great extent, when having improved the productivity of enterprise, enterprise manufacturing cost has still been reduced.

Description

Combined tightening device

Technical Field

The utility model relates to a screw up technical field, especially relate to a modular device of screwing up.

Background

The automatic screw tightening device can be used for automatically tightening screws on the mechanical part in a mechanical mode, so that operators do not need to manually tighten the screws, the working efficiency is effectively improved, however, when the screws are tightened by the existing pneumatic or electric screw tightening tool, the operators need to perform tightening operation one by one, time and labor are wasted, the working efficiency is lower, and the production cost is higher.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a pair of modular screwing up device to pneumatic or electronic screw tightening tool who exists among the solution prior art needs operating personnel to screw up the operation one by one when screwing up the screw, not only wastes time and energy, and work efficiency is lower, and manufacturing cost is also higher problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a combined tightening device, which comprises a plurality of touch-press type pneumatic screw guns, a fixed seat and a tightening mechanism; all the touch-press type pneumatic screw guns are arranged in parallel through the fixed seat at equal intervals; the tightening mechanism is arranged at the top of all the contact-pressure type pneumatic screw guns, and the tightening mechanism is in transmission connection with the contact-pressure type pneumatic screw guns.

Furthermore, the tightening mechanism comprises a plurality of transmission shafts, a transmission seat, a transmission gear assembly, an output shaft and a plurality of screwdriver heads; the transmission shaft is arranged corresponding to the touch-press type pneumatic screw gun, one end of the transmission shaft is in transmission connection with the touch-press type pneumatic screw gun, the other end of the transmission shaft is in transmission connection with the transmission gear assembly, and the transmission gear assembly is arranged in the transmission seat; the output shaft penetrates through the transmission seat, one end of the output shaft is in transmission connection with the transmission gear assembly, and the other end of the output shaft is in transmission connection with the screwdriver head.

Furthermore, the tightening mechanism also comprises a plurality of steel balls; the steel balls are arranged at the top ends of the transmission shaft and the output shaft and are arranged in the transmission seat.

Furthermore, the tightening mechanism also comprises a plurality of deep groove ball bearings; the transmission shaft with all overlap on the output shaft and be equipped with deep groove ball bearing, deep groove ball bearing with the coaxial setting of drive gear subassembly.

Furthermore, the tightening mechanism also comprises a plurality of floating head structures and a plurality of springs; the floating head structure is arranged corresponding to the batch head and sleeved on the batch head; the spring is arranged corresponding to the output shaft and arranged in the output shaft.

Furthermore, the transmission seat comprises an upper sealing plate, a lower sealing plate and a plurality of connecting screws; the upper sealing plate and the lower sealing plate are fixedly connected through the connecting screw, the transmission gear assembly is arranged in the upper sealing plate and the lower sealing plate, and the transmission shaft and the output shaft penetrate through the upper sealing plate and the lower sealing plate.

Further, the contact-press type pneumatic screw gun is provided with two.

The technical scheme has the following advantages or beneficial effects:

the utility model provides a combined tightening device, which comprises a plurality of touch type pneumatic screw guns, a fixed seat and a tightening mechanism; all the contact-press type pneumatic screw guns are arranged in parallel and at equal intervals through the fixed seats; the tightening mechanism is arranged at the top of the whole touch-press type pneumatic screw gun and is in transmission connection with the touch-press type pneumatic screw gun. Specifically, the touch-press type pneumatic screw gun in the present embodiment is provided with two. The utility model discloses a set up a plurality of and touch pressure formula pneumatic screw rifle, fixing base and tightening mechanism, touch pressure formula pneumatic screw rifle and push down and ventilate, and rotate output rotational speed and moment of torsion, disconnected gas and stall when touching pressure formula pneumatic screw rifle and lifting up, can screw up the operation in step to a plurality of screws on the same station, and need not artifical manual tightening one by one, and its noise at work is little, output rotational speed and moment of torsion are stable, no reaction power, it is more simple and convenient to operate, thereby operating personnel's working strength has been reduced to a great extent, when having improved the productivity of enterprise, enterprise manufacturing cost has still been reduced.

Drawings

The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic diagram of a three-dimensional structure of a combined type tightening device provided in embodiment 1 of the present invention;

fig. 2 is a plan view of a combined tightening device provided in embodiment 1 of the present invention;

fig. 3 isbase:Sub>A schematic diagram of the cross-sectional structure of fig. 2 atbase:Sub>A-base:Sub>A.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientation or positional relationship is based on that shown in the drawings, merely for convenience in describing the invention and simplifying the description, and does not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they 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 as a specific case by those skilled in the art.

The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

the automatic screw tightening device can be used for automatically tightening screws on the mechanical part in a mechanical mode, so that operators are not required to manually tighten the screws, the work efficiency is effectively improved, however, when the screws are tightened by the existing pneumatic or electric screw tightening tool, the operators are required to gradually tighten the screws, time and labor are wasted, the work efficiency is low, and the production cost is high.

In order to solve the above technical problem, a combined tightening device provided in embodiment 1 of the present invention, as shown in fig. 1 to 3, includes a plurality of contact-pressure type pneumatic screw guns 1, a fixed seat 2, and a tightening mechanism 3; all the contact-press type pneumatic screw guns 1 are arranged in parallel and at equal intervals through the fixed seat 2; the tightening mechanism is arranged at the top of the whole touch-press type pneumatic screw gun 1, and the tightening mechanism 3 is in transmission connection with the touch-press type pneumatic screw gun 1. Specifically, two touch-pressure type pneumatic screw guns 1 are provided in the present embodiment. The utility model provides a pair of modular device of screwing up when carrying out the operation of screwing up of screw, screw up mechanism 3 and treat on the same station a plurality of screws that screw up and correspond the setting, operating personnel pushes down the start-up and touches pressure formula pneumatic screw rifle 1, makes its synchronous working, touches pressure formula pneumatic screw rifle 1 and then drives the operation of screwing up mechanism 3 rotation, screws up to whole screws. The utility model discloses a set up a plurality of and touch pressure formula pneumatic screw rifle 1, fixing base 2 and tightening mechanism 3, touch pressure formula pneumatic screw rifle 1 pushes down and ventilates, and rotate output rotational speed and moment of torsion, touch pressure formula pneumatic screw rifle 1 and cut off gas and stall when lifting up, can screw up the operation in step to a plurality of screws on the same station, and need not artifical manual tightening one by one, and its noise at work is little, output rotational speed and moment of torsion are stable, no reaction power, the operation is more simple and convenient, thereby operating personnel's working strength has been reduced to a great extent, when having improved the productivity of enterprise, enterprise manufacturing cost has still been reduced. It can be seen that, the utility model provides a pair of modular device of screwing up, its structural design is reasonable, easily realizes, has higher practical value, has solved the pneumatic or electronic screw tightening tool who exists among the prior art effectively and when screwing up the screw, needs operating personnel to screw up the operation one by one, not only wastes time and energy, and work efficiency is lower, and manufacturing cost is also higher problem.

Further, the tightening mechanism 3 comprises a plurality of transmission shafts 31, a transmission seat 32, a transmission gear assembly 33, an output shaft 34 and a plurality of bits 35; the transmission shaft 31 is arranged corresponding to the touch-press type pneumatic screw gun 1, one end of the transmission shaft 31 is in transmission connection with the touch-press type pneumatic screw gun 1, the other end of the transmission shaft 31 is in transmission connection with a transmission gear assembly 33, and the transmission gear assembly 33 is arranged in the transmission seat 32; the output shaft 34 is arranged on the transmission seat 32 in a penetrating way, one end of the output shaft 34 is in transmission connection with the transmission gear assembly 33, and the other end of the output shaft is in transmission connection with the batch head 35. Through setting up transmission shaft 31, transmission seat 32, transmission gear assembly 33, first 35 is criticized to output shaft 34 and a plurality of, in operation, touch pressure formula pneumatic screw rifle 1 and start, it rotates to drive transmission shaft 31, transmission shaft 31 drives transmission gear assembly 33 and rotates, transmission gear assembly 33 drives output shaft 34 and rotates, output shaft 34 drives again and criticizes the first 35 rotation operation in order to realize screwing up of screw, its overall structure is simple compact, can come simultaneous output torque to two screw fasteners on the same station simultaneously, and then improve the work efficiency and the operational reliability who screws up the device to a great extent. Specifically, the arrangement of the transmission gear assembly 33 in this embodiment can adjust the output rotation speed through the gear assembly according to the user's requirement; on the other hand, the center distance between the two screwdriver heads 35 can be adjusted, so that the screwdriver heads 35 are concentric with two screws to be screwed, and the two screws smaller than the center distance between the two contact-pressure type pneumatic screw guns 1 can be simultaneously screwed.

Further, the tightening mechanism 3 further comprises a plurality of steel balls 36; the top ends of the transmission shaft 31 and the output shaft 34 are both provided with steel balls 36, and the steel balls 36 are arranged in the transmission seat 32. Through set up steel ball 36 respectively on the top at transmission shaft 31 and output shaft 34, the phenomenon of decentraction appears when can effectively prevent transmission shaft 31 and output shaft 34 rotation, and steel ball 36 can also bear axial load simultaneously, and its simple structure, convenient to use, coefficient of friction is very little, and the limit speed is very high, further prolongs whole tightening device's life.

Further, the tightening mechanism 3 further comprises a plurality of deep groove ball bearings 37; the transmission shaft 31 and the output shaft 34 are both sleeved with deep groove ball bearings 37, and the deep groove ball bearings 37 and the transmission gear assembly 33 are coaxially arranged. Through set up deep groove ball bearing 37 on transmission shaft 31 and output shaft 34, at transmission shaft 31 and output shaft 34 pivoted in-process, radial load and axial load can be born simultaneously to deep groove ball bearing 37, its simple structure, convenient to use, and coefficient of friction is very little, and limit speed is very high to can further prolong the life of whole tightening device.

Further, the tightening mechanism 3 further comprises a plurality of floating head structures 38 and a plurality of springs 39; the floating head structure 38 is arranged corresponding to the batch head 35, and the floating head structure 38 is sleeved on the batch head 35; the spring 39 is provided corresponding to the output shaft 34, and the spring 39 is provided in the output shaft 34. Through the arrangement of the floating head structure 38 and the spring 39, the screwdriver head 35 can move up and down in the output shaft 34, so that normal work can be realized when two screws to be screwed are not at the same height, after one screw is screwed, the corresponding touch-pressure type pneumatic screwdriver 1 is automatically cut off, the other touch-pressure type pneumatic screwdriver 1 continues to screw the other screw until the screw is screwed, and the touch-pressure type pneumatic screwdriver 1 is automatically cut off to complete work.

Further, the driving seat 32 includes an upper sealing plate 321, a lower sealing plate 322 and a plurality of connecting screws 323; the upper sealing plate 321 is fixedly connected with the lower sealing plate 322 through a connecting screw 323, the transmission gear assembly 33 is disposed in the upper sealing plate 321 and the lower sealing plate 322, and the transmission shaft 31 and the output shaft 34 penetrate through the upper sealing plate 321 and the lower sealing plate 322. Through setting up shrouding 321, lower shrouding 322 and a plurality of connecting screw 323 for transmission shaft 31, transmission gear subassembly 33 and output shaft 34 set up more convenient efficient simultaneously, still make its transmission operation more reliable and stable, thereby further guarantee the operational reliability who screws up the device.

To sum up, the utility model provides a pair of modular tightening device touches pressure formula pneumatic screw rifle, fixing base and tightening mechanism through setting up a plurality of, touch pressure formula pneumatic screw rifle and push down to ventilate to rotate output rotational speed and moment of torsion, touch pressure formula pneumatic screw rifle and cut off gas and stall when lifting up, can screw up the operation in step to a plurality of screws on the same station, and need not artifical manual screwing up one by one, and its noise at work is little, output rotational speed and moment of torsion are stable, no reaction power, the operation is more simple and convenient, thereby operating personnel's working strength has been reduced to a great extent, when having improved the productivity of enterprise, enterprise manufacturing cost has still been reduced.

The above only is the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent structures that are used in the content of the specification and the attached drawings of the present invention can be changed or directly or indirectly used in other related technical fields, and all the same principles are included in the patent protection scope of the present invention.

Claims

1. A combined type tightening device is characterized by comprising a plurality of contact-press type pneumatic screw guns, a fixed seat and a tightening mechanism; all the touch-press type pneumatic screw guns are arranged in parallel through the fixed seat at equal intervals; the tightening mechanism is arranged at the top of all the contact-pressure type pneumatic screw guns, and the tightening mechanism is in transmission connection with the contact-pressure type pneumatic screw guns.

2. The combination tightening device of claim 1, wherein the tightening mechanism comprises a plurality of drive shafts, a drive mount, a drive gear assembly, an output shaft, and a plurality of bits; the transmission shaft is arranged corresponding to the touch-press type pneumatic screw gun, one end of the transmission shaft is in transmission connection with the touch-press type pneumatic screw gun, the other end of the transmission shaft is in transmission connection with the transmission gear assembly, and the transmission gear assembly is arranged in the transmission seat; the output shaft penetrates through the transmission seat, one end of the output shaft is in transmission connection with the transmission gear assembly, and the other end of the output shaft is in transmission connection with the screwdriver head.

3. The modular tightening device of claim 2, wherein the tightening mechanism further comprises a plurality of steel balls; the steel balls are arranged at the top ends of the transmission shaft and the output shaft and are arranged in the transmission seat.

4. The modular tightening device of claim 2, wherein the tightening mechanism further comprises a plurality of deep groove ball bearings; the transmission shaft with all overlap on the output shaft and be equipped with deep groove ball bearing, deep groove ball bearing with the coaxial setting of drive gear subassembly.

5. The modular tightening device of claim 2, wherein the tightening mechanism further comprises a plurality of floating head structures and a plurality of springs; the floating head structure is arranged corresponding to the batch head and sleeved on the batch head; the spring is arranged corresponding to the output shaft and arranged in the output shaft.

6. The combination tightening device of claim 2, wherein the actuator housing includes an upper sealing plate, a lower sealing plate, and a plurality of attachment screws; the upper sealing plate and the lower sealing plate are fixedly connected through the connecting screw, the transmission gear assembly is arranged in the upper sealing plate and the lower sealing plate, and the transmission shaft and the output shaft penetrate through the upper sealing plate and the lower sealing plate.

7. A combined screw tightening device according to any one of claims 1 to 6, wherein there are two contact pressure type pneumatic screw guns.