CN214185704U

CN214185704U - Pressure test spot welder

Info

Publication number: CN214185704U
Application number: CN202023166713.5U
Authority: CN
Inventors: 彭飞
Original assignee: Xisheng Suzhou Filtration Equipment Co ltd
Current assignee: Xisheng Suzhou Filtration Equipment Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-14
Anticipated expiration: 2030-12-24

Abstract

The utility model provides a pressure testing spot welder adapts to spot welder's production and application, including the frame, the inboard left lower extreme fixed mounting of frame has the transformer, and the inboard left upper end fixed mounting of frame has the motor, the beneficial effects of the utility model reside in that: by arranging the machine frame, the rotary sleeve rod, the vertical rod, the motor, the lead screw, the moving frame, the chute, the first T-shaped rod, the upper connecting rod, the second T-shaped rod, the inner rod, the lower connecting rod and the pressure spring, the motor drives the lead screw to move the moving frame, so that the chute drives the upper connecting rod to rotate through extrusion or support of the inner wall, the distance between the upper welding pipe and the lower welding pipe is adjusted, and a workpiece to be processed is conveniently inserted between the upper welding pipe and the lower welding pipe; through setting up transformer, grudging post, extension spring, clamp plate and bolt, increase the friction between work piece and the grudging post, reach the purpose that prevents the work piece and remove the off tracking, rotate the interval between two grudging posts of bolt adjustment, be convenient for adjust according to the work piece size.

Description

Pressure test spot welder

Technical Field

The utility model belongs to the technical field of spot welder technique and specifically relates to a pressure testing spot welder is related to.

Background

The spot welder adopts the two-sided two-point overcurrent welding's principle, two electrode pressurization work pieces of during operation make two-layer metal form certain contact resistance under the pressure of two electrodes, and welding current forms instantaneous heat welding at two contact resistance points when flowing through another electrode from an electrode, and welding current flows to this electrode formation return circuit from another electrode along two work pieces in the twinkling of an eye, and can not hinder the inner structure by the welding work piece, current spot welder can carry out spot welding work, the inconvenient regulation of interval between the welding pipe of upper and lower utmost point, the user of not being convenient for places and treats the processing work piece, and simultaneously, most of spot welders lack work piece place the platform, be unfavorable for keeping the stability when the work piece welds.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the pressure test spot welder solves the problems of inconvenient adjustment of the space between welding pipes and workpiece welding stability of the traditional pressure test spot welder.

The to-be-solved technical problem of the utility model adopts following technical scheme to realize:

a pressure test spot welder comprises a machine frame;

the machine frame comprises a machine frame, a movable frame, a transformer, a movable frame, a first T-shaped rod, a second T-shaped rod, a pressure spring, an upper connecting rod, a motor sleeve, a rotary sleeve rod, a chute, a first T-shaped rod, a second pressure spring, an upper connecting rod, a second connecting rod and a rotary sleeve rod are fixedly arranged on the lower end of the inner side of the machine frame, the rotary sleeve rod is hinged with the left wall of the inner side of the machine frame, the rotary sleeve rod is arranged between the transformer and the motor, the output end of the motor is fixedly connected with a lead screw, the upper end of the inner side of the machine frame is slidably connected with the movable frame, the lead screw extends into the inner side of the movable frame and is in threaded connection with the movable frame, an upper welding pipe is fixed on the right side of the lower end of the upper connecting rod, vertical rods are symmetrically fixed at the front end and the rear end of the middle part of the inner side of the machine frame, a lower connecting rod is horizontally fixed between the vertical rods, and a lower welding pipe is fixed on the right side of the upper end of the lower connecting rod corresponding to the upper welding pipe;

two grudging posts, the rear end of having arranged in parallel around the inboard bottom right-hand member of frame the grudging post and frame inner wall bottom fore-and-aft direction sliding connection, front end the grudging post is fixed with frame inner wall bottom, and the rear end the grudging post rear wall left and right sides all runs through and threaded connection has the bolt, the bolt all runs through the front end forward grudging post and spiro union have the nut, the grudging post inboard is located the bolt upper end and is fixed with the bottom plate, the bottom plate upper end left and right sides all is fixed with the extension spring that runs through out the grudging post up end, every all be connected with the clamp plate between the extension spring top of bottom plate upper end.

Preferably, the inclined groove is inclined towards the lower right corner.

Preferably, the second T-shaped rod is elastically connected with the inner rod through a pressure spring, and when the upper connecting rod is horizontal, the pressure spring is in a natural state.

Preferably, the transformer and the motor are both externally connected with a power supply, and welding joints electrically connected with the transformer are arranged in the upper welding pipe and the lower welding pipe.

Preferably, semicircular grooves are symmetrically formed in the two ends, close to the tops of the vertical frames, and the lower welding pipe is located between the two semicircular grooves all the time.

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

by arranging the machine frame, the rotary sleeve rod, the vertical rod, the motor, the lead screw, the movable frame, the chute, the first T-shaped rod, the upper connecting rod, the second T-shaped rod, the inner rod, the lower connecting rod and the pressure spring, the motor drives the lead screw to move the movable frame, so that the chute drives the upper connecting rod to rotate through extrusion or support of the inner wall, the distance between the upper welding pipe at the right end of the upper connecting rod and the lower welding pipe with the fixed bottom position is adjusted, and a user can conveniently insert a workpiece to be processed between the upper welding pipe and the lower welding pipe; through setting up transformer, grudging post, extension spring, clamp plate and bolt, the friction between increase work piece and the grudging post reaches the purpose that prevents the work piece and remove the off tracking, and simultaneously, user's accessible rotates the interval between two grudging posts of bolt adjustment, is convenient for adjust according to the work piece size.

Drawings

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

FIG. 2 is a right-side view of the movable frame of the present invention;

fig. 3 is a right-side view schematic diagram of the lower welded pipe of the present invention.

The labels in the figure are: 1-machine frame, 2-transformer, 3-rotating sleeve rod, 4-vertical rod, 5-motor, 6-screw rod, 7-moving frame, 8-chute, 9-upper connecting rod, 10-first T-shaped rod, 11-transverse groove, 12-second T-shaped rod, 13-inner rod, 14-pressure spring, 15-lower connecting rod, 16-upper welding pipe, 17-lower welding pipe, 18-vertical frame, 19-tension spring, 20-pressure plate and 21-bolt.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3, the utility model discloses a following technical scheme, a pressure testing spot welder, including frame 1:

a transformer 2 is fixedly arranged at the left lower end of the inner side of a machine frame 1, a motor 5 is fixedly arranged at the left upper end of the inner side of the machine frame 1, a rotary loop bar 3 hinged with the left wall of the inner side of the machine frame 1 is arranged between the transformer 2 and the motor 5, a screw rod 6 is fixedly connected with the output end of the right end of the motor 5, a movable frame 7 is slidably connected with the upper end of the inner side of the machine frame 1, the screw rod 6 extends into the inner side of the movable frame 7 and is in threaded connection with the movable frame 7, a chute 8 and a transverse groove 11 are correspondingly arranged at the front end and the rear end of the movable frame 7, the chute 8 is inclined towards the lower right corner, the chute 8 is positioned at the left side of the transverse groove 11, a first T-shaped bar 10 is slidably connected in the chute 8, a second T-shaped bar 12 is slidably connected in the transverse groove 11, an inner bar 13 is movably connected at the inner side of the lower part of the second T-shaped bar 12, a pressure spring 14 is wound around the outer side of the second T-shaped bar 12 and the inner bar 13, the second T-shaped bar 12 and the inner bar 13 are elastically connected through the pressure spring 14, an upper connecting bar 9 is fixedly connected between the lower end of the first T-shaped bar 10 and the inner bar 13, the upper connecting rod 9 is fixed with the right end of the rotating sleeve rod 3, when the upper connecting rod 9 is horizontal, the pressure spring 14 is in a natural state, an upper welding pipe 16 is fixed on the right side of the lower end of the upper connecting rod 9, vertical rods 4 are symmetrically fixed at the front end and the rear end of the middle part of the inner side of the machine frame 1, a lower connecting rod 15 is horizontally fixed between the vertical rods 4, a lower welding pipe 17 is fixed on the right side of the upper end of the lower connecting rod 15 corresponding to the upper welding pipe 16, the transformer 2 and the motor 5 are both externally connected with a power supply, and welding heads electrically connected with the transformer 2 are uniformly arranged in the upper welding pipe 16 and the lower welding pipe 17;

when a user needs to place a processing workpiece between an upper welding pipe 16 and a lower welding pipe 17, the motor 5 can be firstly switched on, so that the motor 5 drives the screw rod 6 to rotate, the movable frame 7 is in sliding connection with the machine frame 1, and the movable frame 7 is in contact with the inner wall of the machine frame 1, the movable frame 7 cannot rotate along with the screw rod 6, so that the movable frame 7 translates towards the right end under the threaded fit with the screw rod 6, the second T-shaped rod 12 generates leftward relative displacement along the inside of the transverse groove 11, the chute 8 drives the first T-shaped rod 10 to move upwards through inner wall lifting, the first T-shaped rod 10 takes the hinged position of the left end of the rotary sleeve rod 3 and the inner wall of the machine frame 1 as the center, the rotary sleeve rod 3 is driven to rotate upwards, the right end of the upper connecting rod 9 is further driven to move upwards, the upper connecting rod 13 is driven to retract upwards to the inner side of the lower part of the second T-shaped rod 12, the bottom of the upper welding pipe 16 is separated from the top of the lower welding pipe 17, the pressure spring 14 is compressed by upward pressure of the upper connecting rod 9, so that the inner rod 13 is retracted into the second T-shaped rod 12, the bottom of the inner rod 13 is fixed to the tail end of the pressure spring 14, the inner rod 13 can be prevented from falling from the second T-shaped rod 12, the connectivity of the inner rod 13 and the second T-shaped rod 12 is always kept, after the upper welding pipe 16 and the lower welding pipe 17 are separated to a certain safe distance, a user can conveniently insert a workpiece to be processed between the two welding heads, then the output end of the motor 5 drives the screw rod 6 to rotate reversely, the movable frame 7 can be made to translate leftwards, the first T-shaped rod 10 gradually descends under extrusion of the inner wall of the inclined groove 8, the pressure spring 14 is pulled by the right end of the upper connecting rod 9 to rotate downwards, the pressure spring is further close to the lower welding pipe 17, and the power supply of the transformer 2 is switched on, so that the spot welding machine can work;

two vertical frames 18 are arranged in parallel in the front and back direction at the right end of the bottom of the inner side of the machine frame 1, semicircular grooves are symmetrically formed in one ends, close to the tops, of the two vertical frames 18, the lower welding pipe 17 is located between the two semicircular grooves all the time, the rear end vertical frame 18 is connected with the bottom of the inner wall of the machine frame 1 in a sliding mode in the front and back direction, the front end vertical frame 18 is fixed to the bottom of the inner wall of the machine frame 1, the left side and the right side of the rear wall of the rear end vertical frame 18 are both penetrated through and connected with bolts 21 in a threaded mode, the bolts 21 are both penetrated through the front end vertical frame 18 forwards and are in threaded connection with nuts, a bottom plate is fixed to the inner side of the vertical frame 18 and located at the upper end of the bolts 21, tension springs 19 penetrating through the upper end face of the vertical frame 18 are fixed to the left side and the right side of the upper end of the bottom plate, and a pressing plate 20 is connected between the tops of the tension springs 19 at the upper end of each bottom plate;

the user places when treating the processing work piece, for preventing welding process work piece off tracking, the user can upwards drag two clamp plates 20 in front and back, make extension spring 19 tensile, produce the interval between clamp plate 20 rebound and the grudging post 18 upper surface, then the user can place the work piece interlude among the interval of clamp plate 20 and grudging post 18 upper surface, place and treat behind the machined part, loosen clamp plate 20, clamp plate 20 contacts and extrudees the work piece downwards under extension spring 19's effect, increase the friction between work piece and clamp plate 20 and the grudging post 18, reach the purpose that prevents the work piece and remove the off tracking, and simultaneously, user's accessible rotates the interval between two grudging posts 18 of bolt 21 adjustment, be convenient for adjust according to the work piece size.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a pressure testing spot welder, includes frame (1), its characterized in that:

frame (1) inboard left lower extreme fixed mounting has transformer (2), frame (1) inboard left upper end fixed mounting has motor (5), it has rotatory loop bar (3) with frame (1) inboard left wall articulated to have arranged between transformer (2) and motor (5), motor (5) right-hand member output end fixedly connected with lead screw (6), frame (1) inboard upper end sliding connection has removal frame (7), lead screw (6) extend into remove frame (7) inboard and with remove frame (7) threaded connection, both ends correspond around removing frame (7) and open have chute (8) and cross slot (11), just chute (8) are located cross slot (11) left side, chute (8) sliding connection has first T shape pole (10), sliding connection has second T shape pole (12) in cross slot (11), interior pole (13) of second T shape pole (12) lower part inboard swing joint, a pressure spring (14) is wound around the outer sides of the second T-shaped rod (12) and the inner rod (13), an upper connecting rod (9) is fixedly connected between the lower ends of the first T-shaped rod (10) and the inner rod (13), the upper connecting rod (9) is fixed to the right end of the rotary loop rod (3), an upper welding pipe (16) is fixed to the right side of the lower end of the upper connecting rod (9), vertical rods (4) are symmetrically fixed to the front end and the rear end of the middle portion of the inner side of the machine frame (1), a lower connecting rod (15) is horizontally fixed between the vertical rods (4), and a lower welding pipe (17) is fixed to the right side of the upper end of the lower connecting rod (15) corresponding to the upper welding pipe (16);

frame (1) inboard bottom right-hand member front and back parallel two grudging posts (18), the rear end of having arranged grudging post (18) and frame (1) inner wall bottom fore-and-aft direction sliding connection, the front end grudging post (18) are fixed with frame (1) inner wall bottom, and the rear end the grudging post (18) rear wall left and right sides all runs through and threaded connection has bolt (21), bolt (21) all runs through the front end forward grudging post (18) and spiro union have the nut, grudging post (18) inboard is located bolt (21) upper end and is fixed with the bottom plate, the bottom plate upper end left and right sides all is fixed with extension spring (19) that run through out grudging post (18) up end, every all be connected with clamp plate (20) between extension spring (19) the top of bottom plate upper end.

2. The pressure testing spot welder of claim 1, characterized in that: the chute (8) is inclined towards the lower right corner.

3. The pressure testing spot welder of claim 1, characterized in that: the second T-shaped rod (12) is elastically connected with the inner rod (13) through a pressure spring (14), and when the upper connecting rod (9) is horizontal, the pressure spring (14) is in a natural state.

4. The pressure testing spot welder of claim 1, characterized in that: the transformer (2) and the motor (5) are both externally connected with a power supply, and welding heads electrically connected with the transformer (2) are uniformly arranged in the upper welding pipe (16) and the lower welding pipe (17).

5. The pressure testing spot welder of claim 1, characterized in that: one ends of the two vertical frames (18) close to each other in the top are symmetrically provided with semicircular grooves, and the lower welding pipe (17) is always positioned between the two semicircular grooves.