CN220445569U - Special welding machine for nitrogen spring cylinder body - Google Patents

Abstract

The utility model discloses a special welding machine for a nitrogen spring cylinder body, and belongs to the technical field of nitrogen spring cylinder body manufacturing equipment. The special nitrogen spring cylinder body welding machine comprises a workbench; the clamping device is arranged on the table surface of the workbench; the clamping device comprises a motor, a clamping support seat and a chuck; a motor is arranged on the clamping support seat; the output end of the motor is connected with the chuck; the jacking component is arranged on the table top of the workbench; the jacking assembly comprises a jacking supporting seat, a shaft body, an air cylinder and a jacking disc; the shaft body is arranged at the top of the propping supporting seat in a sliding way; one end of the shaft body is connected with the air cylinder, and the other end of the shaft body is rotationally connected with the jacking disc; the jacking disc and the chuck are on the same straight line; welding the assembly; and the control system, the clamping device, the jacking component and the welding component are all connected with a control system circuit. According to the utility model, the cylinder barrel and the end cover are welded into a whole through a machine, so that the machine welding of the nitrogen spring cylinder body is realized, and the welding strength of workers is effectively reduced.

Description

Special welding machine for nitrogen spring cylinder body

Technical Field

The utility model belongs to the technical field of nitrogen spring cylinder body manufacturing equipment, and particularly relates to a special welding machine for nitrogen spring cylinder bodies.

Background

The nitrogen spring is an elastic component which takes high-pressure nitrogen as main working aid and mainly comprises a cylinder body, a piston rod, a sealing ring, a guide ring and the like. In the prior art, most of the cylinder bodies of the nitrogen springs are made by stamping or extruding blanks and steel bars into cylinder bodies, and the small parts of the cylinder bodies are manufactured by welding (because of few manufacturers and companies adopting welding manufacture, manual welding is adopted in the welding manufacture process), for example, the utility model of patent publication No. CN203257966U discloses a nitrogen spring cylinder body welding structure, a cylinder barrel and an end cover are connected into a whole by welding, and for example, the utility model of publication No. CN206647348U discloses a nitrogen spring processed by a seamless welding mode, and the nitrogen spring cylinder bodies and the bottom cover are connected into a whole by adopting the welding mode.

The two patents all adopt welding to connect the cylinder barrel and the end cover into a whole, but do not disclose corresponding special welding machines, and the applicant does not search corresponding equipment related to welding of the nitrogen spring cylinder body. In view of this, a special welding machine for the nitrogen spring cylinder body needs to be designed.

Disclosure of Invention

The utility model provides a special welding machine for a nitrogen spring cylinder body, and aims to solve the problems in the prior art.

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

a nitrogen spring cylinder welding machine comprising: a work table; the clamping device is arranged on the table top of the workbench; the clamping device comprises a motor, a clamping support seat and a chuck; the motor is arranged on the clamping support seat; the output end of the motor is connected with the chuck; the jacking component is arranged on the table top of the workbench; the jacking assembly comprises a jacking supporting seat, a shaft body, an air cylinder and a jacking disc; the shaft body is arranged at the top of the jacking supporting seat in a sliding manner; one end of the shaft body is connected with the air cylinder, and the other end of the shaft body is rotationally connected with the jacking disc; the jacking disc and the chuck are on the same straight line; the jacking disc is positioned at one end, close to the shaft body, close to the chuck; welding the assembly; and the clamping device, the jacking component and the welding component are all in circuit connection with the control system.

As a further improvement of the technical scheme, one end of the jacking disc, which is far away from the shaft body, is in a conical structure; the axes of the shaft body, the jacking disc and the chuck are on the same straight line.

The shaft body is further improved to be provided with a first gas transmission channel; the jacking disc is provided with a second gas transmission channel; the first gas transmission channel is communicated with the second gas transmission channel.

As a further improvement of the technical scheme, the jacking disc further comprises an exhaust groove; the exhaust groove is formed in the conical surface of the jacking disc.

As a further improvement of the technical scheme, the jacking component further comprises a first linear moving mechanism; the first linear moving mechanism is arranged on the workbench; the jacking supporting seat is arranged at the movable end of the first linear moving mechanism; the first linear moving mechanism drives the jacking supporting seat to move on a straight line where the jacking disc and the chuck are located together.

As a further improvement of the technical scheme, the welding component is arranged on the table top of the workbench; the welding assembly comprises a welding gun and a second linear movement mechanism; the second linear movement mechanism is positioned between the jacking disc and the chuck; the welding gun is arranged at the movable end of the second linear moving mechanism; the second linear moving mechanism drives the welding gun to move up and down; the welding gun faces the axis of the chuck.

As a further improvement of the technical scheme, the welding assembly further comprises a third linear movement mechanism; the third linear movement mechanism is arranged on the table top of the workbench; the moving direction of the third linear moving mechanism is parallel to a straight line where the jacking disc and the chuck are located; the second linear movement mechanism is arranged on the movable end of the third linear movement mechanism.

As a further improvement of the technical scheme, the chuck is an air clamping chuck.

As a further improvement of the technical scheme, the motor is a speed reducer.

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

when the nitrogen spring cylinder is used, the end cover is clamped by the chuck, then the cylinder barrel and the end cover are oppositely inserted through manual or machine feeding, then the movable end of the cylinder barrel is started to stretch through the control system, the shaft body and the jacking disc are pushed against the cylinder barrel, one end of the cylinder barrel far away from the end cover is jacked tightly, the cylinder barrel can be put in hands after jacking, the welding assembly and the motor are started through the control system, the welding assembly welds the butt joint of the cylinder barrel and the end cover, meanwhile, the chuck drives the end cover, the cylinder barrel and the jacking disc to rotate, the joint of the cylinder barrel and the end cover is welded while rotating, the cylinder barrel and the end cover are welded into a whole, the manufacturing of the nitrogen spring cylinder body is completed, the clamping device, the jacking assembly and the welding assembly are controlled through the control system, the machine welding is realized, and the welding strength of workers is effectively reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a special welding machine for nitrogen spring cylinders;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic diagram III of the structure provided by the present utility model;

FIG. 4 is a schematic view of a tightening assembly according to the present utility model;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a cross-sectional view at A-A in FIG. 5;

FIG. 7 is a schematic view of a welding assembly according to the present utility model;

reference numerals: the device comprises a 1-workbench, a 2-clamping device, a 21-motor, a 22-clamping support seat, a 23-chuck, a 3-propping assembly, a 31-propping support seat, a 32-shaft body, a 321-first gas transmission channel, a 33-cylinder, a 34-propping disc, a 341-second gas transmission channel, a 342-exhaust groove, a 35-first linear movement mechanism, a 4-welding assembly, a 41-welding gun, a 42-second linear movement mechanism, a 43-third linear movement mechanism and a 5-control system.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.

The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Also, unless the context clearly indicates otherwise, singular forms "a," "an," or "the" and similar terms do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "comprises," "comprising," or the like are intended to cover a feature, integer, step, operation, element, and/or component recited as being present in the element or article that "comprises" or "comprising" does not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. "up", "down", "left", "right" and the like are used only to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed accordingly.

Embodiment one:

as shown in fig. 1 to 5, a nitrogen spring cylinder welding machine comprises: a work table 1; the clamping device 2 is arranged on the surface of the workbench 1; the clamping device 2 comprises a motor 21, a clamping support seat 22 and a chuck 23; the clamping support seat 22 is arranged on the table top of the workbench 1, the motor 21 is arranged on the clamping support seat 22, and the optional motor 21 is an RV reducer; the output end of the motor 21 is connected with a chuck 23, and the chuck 23 is an air clamping chuck; the jacking component 3 is arranged on the surface of the workbench 1; the jacking assembly 3 comprises a jacking supporting seat 31, a shaft body 32, an air cylinder 33 and a jacking disc 34; the shaft body 32 is arranged at the top of the jacking supporting seat 31 in a sliding way through the shaft sleeve, and the air cylinder 33 is arranged on the jacking supporting seat 31; one end of the shaft body 32 is connected with the movable end of the air cylinder 33, and the other end of the shaft body is rotatably connected with the jacking disc 34 through a bearing; the jacking disc 34 is on the same straight line with the axis of the chuck 23, and the jacking disc 34 is positioned near one end of the shaft body 32 close to the chuck 23; a welding assembly 4; the control system 5, the control system 5 is arranged on the workbench 1, and the motor 21, the chuck 23, the air cylinder 33 and the welding assembly 4 are all in circuit connection with the control system 5. In addition, the connection mode of the motor and the chuck, and the connection mode of the shaft body and the pushing disc are conventional connection, wherein the improvement points of the specific model and the non-application related to the motor, the air cylinder and the control system are not described in detail herein.

The working mode is as follows:

during the use, chuck 23 centre gripping end cover, later through manual work or machine material loading, with cylinder and end cover to inserting, later start the expansion of the expansion end of cylinder 33 through control system 5, push away axis body 32 and jack-up dish 34, jack-up dish 34 withstands the cylinder, keep away from the one end jack-up of end cover with the cylinder, can release the hand after the jack-up, welding set 4 and motor 21 are started to rethread control system 5, welding set 4 welds the butt joint department of cylinder and end cover, simultaneously motor 21 drives chuck 23 rotatory, chuck 23 drives the end cover, cylinder and jack-up dish 34 rotatory, with the junction welding to cylinder and end cover while rotatory, weld cylinder and end cover into a whole, accomplish the manufacturing of nitrogen spring cylinder body.

As shown in fig. 2 and 3, the tightening assembly 3 preferably further comprises a first linear movement mechanism 35, and optionally, the first linear movement mechanism 35 is a sliding table; the first linear moving mechanism 35 is arranged on the workbench 1, and the first linear moving mechanism 35 is in circuit connection with the control system 5; the propping supporting seat 31 is arranged on the movable end of the first linear moving mechanism 35; the first linear moving mechanism 35 drives the tightening support seat 31 to move on a straight line where the tightening disk 34 and the chuck 23 are together; the first linear moving mechanism 35 drives the jacking supporting seat 31 to move, and the distance between the jacking disc 34 and the chuck 23 is adjusted so as to be suitable for cylinders with different lengths and manufacture nitrogen spring cylinders with different types. In addition, it should be noted that the connection manner between the first linear movement mechanism and the control system is conventional connection, and the specific model of the first linear movement mechanism is not an improvement point of the present application, and will not be described herein.

Embodiment two:

as shown in fig. 4 to 6, the difference from the first embodiment is that: a structural form of the take-up disk 34 is shown; the end of the tightening disk 34 away from the shaft body 32 is in a conical structure; the axes of the shaft body 32, the jacking disc 34 and the chuck 23 are all on the same straight line; when the jack disc 34 jacks the cylinder, the smaller diameter part of the jack disc 34 is inserted into the cylinder, so that the conical surface jacks the cylinder, and meanwhile, the conical structure is inserted into cylinders with different diameters to adapt to cylinders with different models.

As shown in fig. 4 to 6, preferably, the shaft body 32 is provided with a first air conveying channel 321, the first air conveying channel 321 comprises an air inlet hole and an air inlet channel, wherein the air inlet hole is formed in the outer side of the shaft body 32, the air inlet channel is formed in the shaft body 32, the air inlet hole is communicated with the air inlet channel, and the first air conveying channel 321 is communicated with the protective air conveying device; a second gas transmission channel 341 is formed in the top tightening disc 34, and a gas outlet of the second gas transmission channel 341 is inserted into one end of the cylinder barrel; the first gas transmission channel 321 and the second gas transmission channel 341 are communicated; before welding, the protective gas conveying device conveys protective gas to the first gas conveying channel 321, the protective gas enters the cylinder barrel from the second gas conveying channel 341 through the first gas conveying channel 321 and the second gas conveying channel 341, the inner wall of the cylinder barrel is protected, and oxidation of the inner parts of the cylinder barrel and the end cover during welding is prevented.

As shown in fig. 4-6, the take-up disk 34 preferably also includes a vent slot 342; the conical surface of the jacking disc 34 is provided with an exhaust groove 342; when the shielding gas is supplied to the cylinder, the original gas in the cylinder is discharged through the exhaust groove 342.

Embodiment III:

as shown in fig. 1 to 3 and 7, the difference from the first embodiment is that: a structural form of the welding assembly 4 is given; the welding component 4 is arranged on the surface of the workbench 1; the welding assembly 4 includes a welding gun 41 and a second linear movement mechanism 42; the second linear movement mechanism 42 is located between the puller disc 34 and the chuck 23, and optionally, the second linear movement mechanism 42 is a sliding table; the welding gun 41 is arranged at the movable end of the second linear movement mechanism 42, in addition, the welding gun 41 can also be arranged at the movable end of the second linear movement mechanism 42 through a telescopic device, the telescopic device comprises a sliding rail, a driving device and a connecting block, the driving device can be an electric push rod or an air cylinder, and the like, wherein the connecting block is in sliding connection with the sliding rail, one end of the connecting block is connected with the driving device, the other end of the connecting block is provided with the welding gun 41, and the flexibility of the welding gun 41 is enhanced through the telescopic device so as to facilitate loading and unloading; the second linear movement mechanism 42 drives the welding gun 41 to move up and down, and the second linear movement mechanism 42 is connected with the welding gun 41 uniform control system 5 through a circuit; the welding gun 41 is directed towards the axis of the chuck 23 and is aligned with the joint of the cylinder barrel and the end cover; during welding, the welding gun 41 applies protective gas to the outer sides of the cylinder barrel and the end cover so as to protect the inner side and the outer side of the cylinder barrel and the end cover, and the height of the welding gun 41 is adjusted through the second linear movement mechanism 42 so as to weld the cylinder barrel and the end cover with different diameters. In addition, it should be noted that the connection manner between the second linear movement mechanism and the welding gun and the control system is conventional connection, and specific models related to the second linear movement mechanism and the welding gun are not improvement points of the present application, and will not be described herein.

As shown in fig. 2, 3 and 7, the welding assembly 4 preferably further comprises a third linear movement mechanism 43; the third linear movement mechanism 43 is arranged on the surface of the workbench 1; the movement direction of the third linear movement mechanism 43 is parallel to the straight line in which the chucking plate 34 and the chucking plate 23 coexist; the second linear movement mechanism 42 is provided on the movable end of the third linear movement mechanism 43; optionally, the third linear moving mechanism 43 is a sliding table; the third linear movement mechanism 43 is electrically connected with the control system 5; the third linear moving mechanism 43 drives the second linear moving mechanism 42 and the welding gun 41 to move, and the distance between the welding gun 41 and the chuck 23 is adjusted so as to weld end covers with different lengths and cylinders (the positions of the connecting positions of the end covers with different types and the cylinders are different).

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. A nitrogen spring cylinder body welding special plane, its characterized in that includes:

a work table (1);

the clamping device (2) is arranged on the table top of the workbench (1); the clamping device (2) comprises a motor (21), a clamping support seat (22) and a chuck (23); the motor (21) is arranged on the clamping support seat (22); the output end of the motor (21) is connected with the chuck (23);

the jacking component (3) is arranged on the table top of the workbench (1); the jacking assembly (3) comprises a jacking supporting seat (31), a shaft body (32), an air cylinder (33) and a jacking disc (34); the shaft body (32) is arranged on the jacking supporting seat (31) in a sliding manner; one end of the shaft body (32) is connected with the air cylinder (33), and the other end of the shaft body is rotationally connected with the jacking disc (34); the propping disc (34) and the chuck (23) are on the same straight line; the jacking disc (34) is positioned at one end, close to the chuck (23), of the shaft body (32);

a welding assembly (4);

the clamping device (2), the jacking component (3) and the welding component (4) are all in circuit connection with the control system (5);

one end of the jacking disc (34) far away from the shaft body (32) is in a conical structure; the axes of the shaft body (32), the jacking disc (34) and the chuck (23) are on the same straight line; the shaft body (32) is provided with a first gas transmission channel (321); a second gas transmission channel (341) is formed in the jacking disc (34); the first gas transmission channel (321) is communicated with the second gas transmission channel (341).

2. The nitrogen spring cylinder welding machine of claim 1, wherein the take-up disc (34) further comprises an exhaust slot (342); the conical surface of the jacking disc (34) is provided with the exhaust groove (342).

3. The nitrogen spring cylinder welding machine according to claim 1, characterized in that said tightening assembly (3) further comprises a first linear movement mechanism (35); the first linear moving mechanism (35) is arranged on the workbench (1); the jacking supporting seat (31) is arranged at the movable end of the first linear moving mechanism (35); the first linear moving mechanism (35) drives the jacking supporting seat (31) to move on a straight line where the jacking disc (34) and the chuck (23) are together.

4. A nitrogen spring cylinder welding machine according to any one of claims 1-3, characterized in that the welding assembly (4) is arranged on the surface of the table (1); the welding assembly (4) comprises a welding gun (41) and a second linear movement mechanism (42); the second linear movement mechanism (42) is positioned between the tightening disk (34) and the chuck (23); the welding gun (41) is arranged at the movable end of the second linear movement mechanism (42); the second linear moving mechanism (42) drives the welding gun (41) to move up and down; the welding gun (41) faces the axis of the chuck (23).

5. The nitrogen spring cylinder welding machine according to claim 4, characterized in that said welding assembly (4) further comprises a third rectilinear movement mechanism (43); the third linear movement mechanism (43) is arranged on the surface of the workbench (1); the moving direction of the third linear moving mechanism (43) is parallel to a straight line in which the tightening disk (34) and the chuck (23) coexist; the second linear movement mechanism (42) is arranged on the movable end of the third linear movement mechanism (43).

6. The nitrogen spring cylinder welding machine according to claim 1, characterized in that the chuck (23) is an air clamping chuck.

7. The nitrogen spring cylinder welding machine according to claim 1, characterized in that the motor (21) is a speed reducer.