CN207563905U - A kind of dedicated numerical control CNC mash welders of stud welding - Google Patents

Abstract

The utility model discloses a numerically controlled CNC spot welding machine specially used for stud welding, which comprises a bottom plate, a bracket, a spot welding device, a side plate, a longitudinal moving part, a transverse moving part and a push rod. The lower end of the bottom plate is welded with a bracket, and the The top of the bottom plate is welded with a side plate, the top of the side plate is connected by a push rod, the push rod is sleeved with a transverse movement part, the lower end of the transverse movement part is welded with a longitudinal movement part, and the lower end of the longitudinal movement part is installed with a point Welding device, the end of the spot welding device close to the longitudinal moving part is provided with a push plate, a fixed plate is installed on one side of the lower end of the push plate, and a limit sleeve is installed on the other side of the lower end of the push plate, and the inside of the limit sleeve A moving rack plate is plugged in, and a moving plate is installed at the lower end of the side of the moving rack plate away from the fixed plate, and a stud is arranged between the fixed plate and the moving plate. The utility model can conveniently clamp the studs through the fixed plate and the movable plate, and form a loop for spot welding.

Description

A numerically controlled CNC spot welding machine for stud welding

technical field

The utility model relates to the technical field of spot welding machines for studs, in particular to a numerically controlled CNC spot welding machine specially used for stud welding.

Background technique

At present, the studs are welded to the board to be welded manually, that is, the operator manually controls the spot welding gun to hit the studs on the board to be welded. This welding method has the following defects: according to experience, the studs are welded On the welding board, the position of the stud on the board to be welded is prone to deviation, and the circuit board cannot be installed later. When the spot welding gun is used, it will make a harsh sound, and the operator will naturally be frightened by the sound, and will hurt himself if he is not careful. , resulting in safety accidents.

Utility model content

The purpose of this utility model is to provide a numerically controlled CNC spot welding machine dedicated to stud welding, which has the advantages of being able to be clamped conveniently by a fixed plate and a moving plate, and can conveniently form a circuit for spot welding, and solve the problem of The clamping of the existing equipment is inconvenient, and manual spot welding is required.

In order to achieve the above purpose, the utility model provides the following technical solutions: a special numerical control CNC spot welding machine for stud welding, including a base plate, a bracket, a spot welding device, a side plate, a longitudinal moving part, a lateral moving part and a push rod, the The lower end of the base plate is welded with a bracket, the middle position of the upper end of the base plate is provided with a plate to be welded, a negative connection device is installed on one side of the plate to be welded, and a limit column is arranged at one end of the negative electrode connection device close to the base plate, and the limit column The limit plate is sleeved on the upper side, the upper end of the bottom plate is welded with a side plate, the top of the side plate is connected by a push rod, the push rod is sleeved with a lateral movement part, and the lower end of the transverse movement part is welded with a longitudinal movement part, The lower end of the longitudinal moving part is equipped with a spot welding device, and one end of the spot welding device close to the longitudinal moving part is provided with a push plate, and a fixing plate is installed on one side of the lower end of the pushing plate, and a moving motor is installed on the inner top of the fixing plate. A positive contact is installed at the inner bottom of the fixed plate, and a limit sleeve is installed on the other side of the lower end of the push plate. A moving rack plate is plugged into the limit sleeve, and the movable rack plate runs through the inside of the fixed plate. A moving plate is installed at the lower end of the side of the moving rack plate away from the fixed plate, and a stud is arranged between the fixed plate and the moving plate.

Preferably, there are four brackets in total, and the four brackets are respectively arranged at the four corners of the lower end of the bottom plate.

Preferably, a spring piece is welded to the end of the limiting plate close to the plate to be welded, and a negative contact is installed at the inner end of the spring piece.

Preferably, there are two side plates in total, and the two side plates are symmetrically distributed with respect to the central axis of the bottom plate.

Preferably, limit springs are installed in the middle of the opposite surfaces of the fixed plate and the moving plate, and there are two limit springs in total.

Preferably, a positive sliding sleeve is sleeved on the outer side of the ejector rod on one side of the lateral moving part.

Preferably, an electrode connector is installed on the lower end of the side plate close to the negative connection device, and the positive sliding sleeve, the electrode connector, the positive contact and the negative contact are connected.

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

1. The utility model achieves the effect that the spot welding device at the lower end can be moved and lifted conveniently by setting the longitudinal moving part and the transverse moving part, and the horizontal moving part moves on the ejector rod to drive the longitudinal moving part at the lower end Move with the spot welding device. When moving to the spot welding position, the longitudinal moving part is used for lifting and lowering, and the hydraulic oil pump is used to push out the piston connecting rod inside the hydraulic cylinder to facilitate the push of the spot welding device. The spot welding work can be carried out smoothly, and the spot welding device can be moved and lifted conveniently by setting the longitudinal moving part and the transverse moving part, so that the positioning and spot welding work can be performed quickly and accurately.

2. The utility model achieves the effect of conveniently clamping the stud by setting the fixed plate, moving motor, moving rack plate and moving plate. When the stud is placed between the fixed plate and the moving plate, the moving motor Drive the moving rack plate at the lower end to move, so that the moving plate can be driven to move, the stud is clamped by the fixed plate and the moving plate, and the stud is limited by two limit springs, so that the stud Be held in place for easy spot welding work.

3. The utility model achieves the effect of forming a circuit and performing spot welding by setting the positive sliding sleeve, the motor connector, the positive contact and the negative contact. By touching the bottom end of the stud to the upper surface of the plate to be welded, through The positive sliding sleeve, the motor connector, the positive contact and the negative contact form a current loop, so that the contact at the bottom of the stud is melted, so that the stud can be welded on the top of the plate to be welded, and the next spot welding can be performed Already working.

Description of drawings

Fig. 1 is the main view structure schematic diagram of the utility model;

Fig. 2 is the schematic structural diagram of the front view of the spot welding device of the present invention;

Fig. 3 is a schematic diagram of the front structure of the negative connection device of the present invention.

In the figure: 1-bottom plate; 2-plate to be welded; 3-bracket; 4-spot welding device; 5-side plate; 6-longitudinal moving part; 7-transverse moving part; ;10-electrode connector; 11-negative connection device; 12-fixed plate; 13-moving motor; 14-push plate; 15-limit sleeve; 16-moving rack plate; Plate; 19-screw; 20-positive contact; 2 upper limit column; 22-limit plate; 23-spring; 24-negative contact.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3, an embodiment provided by the utility model: a numerical control CNC spot welding machine dedicated to stud welding, including a bottom plate 1, a bracket 3, a spot welding device 4, a side plate 5, and a longitudinal moving part 6 , the lateral moving part 7 and the push rod 8, the lower end of the base plate 1 is welded with a bracket 3, and there are four brackets 3 in total, and the four brackets 3 are respectively arranged at the four corners of the lower end of the base plate 1, and the middle position of the upper end of the base plate 1 is set There is a plate 2 to be welded, and a negative connection device 11 is installed on one side of the plate 2 to be welded. One end of the negative connection device 11 close to the bottom plate 1 is provided with a limiting column 21, and the limiting column 21 is sleeved with a limiting plate 22. The limiting plate 22 One end near the plate 2 to be welded is welded with a spring piece 23, and the inner end of the spring piece 23 is equipped with a negative contact 24, and the upper end of the bottom plate 1 is welded with a side plate 5, and there are two side plates 5 in total, and the two side plates 5 The central axis of the bottom plate 1 is distributed symmetrically, the top of the side plate 5 is connected by a push rod 8, a lateral movement part 7 is sleeved on the push rod 8, and a positive sliding sleeve 9 is sleeved on the outside of the push rod 8 on one side of the lateral movement part 7, The lower end of the transverse moving part 7 is welded with a longitudinal moving part 6, which moves on the push rod 8 through the transverse moving part 7, and drives the longitudinal moving part 6 and the spot welding device 4 at the lower end to move. When moving to the spot welding position, The vertical moving part 6 is used for lifting and lowering, and the hydraulic oil pump is used to push the piston connecting rod inside the hydraulic cylinder to push the spot welding device 4, so that the spot welding work can be carried out smoothly. By setting the vertical moving part 6 and The transverse moving part 7 can make the spot welding device 4 move and lift conveniently, so as to quickly and accurately perform positioning and spot welding work. The spot welding device 4 is installed at the lower end of the longitudinal moving part 6, and the spot welding device 4 is close to the longitudinal moving part 6 One end of the push plate 14 is provided with a push plate 14, and a fixed plate 12 is installed on one side of the lower end of the push plate 14, and a mobile motor 13 is installed on the top of the fixed plate 12, and a positive contact 20 is installed on the bottom end of the fixed plate 12, and the lower end of the push plate 14 is on the other hand A limit sleeve 15 is installed on one side, and a movable rack plate 16 is inserted inside the limit sleeve 15, and the movable rack plate 16 runs through the inside of the fixed plate 12, and the lower end of the movable rack plate 16 away from the fixed plate 12 is equipped with a Plate 18, fixed plate 12 and moving plate 18 are equipped with a limit spring 17 at the middle position of the opposite surface, and there are two limit springs 17. When the stud 19 is placed in the middle of the fixed plate 12 and the movable plate 18, Driven by the mobile motor 13, the mobile rack plate 16 at the lower end is driven to move, so that the mobile plate 18 can be driven to move, the stud 19 is clamped by the fixed plate 12 and the mobile plate 18, and two limit springs 17 Limit the stud 19 so that the stud 19 is fixed to facilitate spot welding. A stud 19 is arranged between the fixed plate 12 and the movable plate 18, and the side plate 5 is installed at the lower end of one side close to the negative connection device 11 There is an electrode connecting piece 10, and the positive sliding sleeve 9, the electrode connecting piece 10, the positive contact 20 and the negative contact 24 are connected. By touching the bottom end of the stud 19 to the upper surface of the plate 2 to be welded, the positive sliding sleeve 9 , motor even The connector 10, the positive contact 20 and the negative contact 24 form a current circuit, so that the contact at the bottom of the stud 19 is melted, so that the stud 19 can be welded on the upper end of the plate 2 to be welded, and the next welding step can be carried out. Welding worked.

Working principle: In the work of this utility model, the user first installs the stud 19, and after the stud 19 is placed between the fixed plate 12 and the moving plate 18, it is driven by the moving motor 13 to drive the moving rack plate at the lower end 16 moves, just can drive moving plate 18 to move, and stud 19 is clamped by fixed plate 12 and moving plate 18, and stud 19 is limited by two limit springs 17, and stud 19 is fixed Then the spot welding work can be carried out. The spot welding device 4 can be lifted up and down through the vertical moving part 6 and the horizontal moving part 7, and the vertical moving part 6 and The spot welding device 4 moves, and when it moves to the spot welding position, it lifts up and down through the longitudinal moving part 6, pushes it through the hydraulic oil pump, and pushes out the piston connecting rod inside the hydraulic cylinder, so that the spot welding device 4 can be pushed , so that the spot welding work can be carried out smoothly, by contacting the bottom end of the stud 19 to the upper surface of the plate 2 to be welded, a current circuit is formed through the positive sliding sleeve 9, the motor connector 10, the positive contact 20 and the negative contact 24 , the contact at the bottom of the stud 19 is melted, so that the stud 19 can be welded on the upper end of the plate 2 to be welded, and the next spot welding work can be carried out. So far, the workflow of the whole device is completed.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. a kind of dedicated numerical control CNC mash welders of stud welding, including bottom plate (1), stent (3), spot welding device (4), side plate (5), longitudinal movement portion (6), transverse shifting portion (7) and mandril (8), it is characterised in that：Bottom plate (1) lower end is welded with stent (3), bottom plate (1) upper end middle position is provided with fishplate bar to be welded (2), and fishplate bar (2) side to be welded is equipped with cathode Attachment device (11), the cathode attachment device (11) are provided with limited post (21), and limited post close to one end of bottom plate (1) (21) limiting plate (22) is socketed on, bottom plate (1) upper end is welded with side plate (5), and side plate (5) top passes through mandril (8) it connects, is socketed with transverse shifting portion (7) on the mandril (8), transverse shifting portion (7) lower end is welded with longitudinal movement Portion (6), longitudinal movement portion (6) lower end are equipped with spot welding device (4), and the spot welding device (4) is close to longitudinal movement portion (6) One end be provided with pushing plate (14), pushing plate (14) the lower end side is equipped with fixed plate (12), and in fixed plate (12) Portion top is equipped with mobile motor (13), and fixed plate (12) inner bottom is equipped with cathode contact (20), the pushing plate (14) lower end opposite side is equipped with stop collar (15), mobile rack plate (16) is plugged with inside the stop collar (15), and mobile Rack-plate (16) is internal through fixed plate (12), and the mobile rack plate (16) is equipped with away from the side lower end of fixed plate (12) Movable plate (18) is provided with stud (19) between the fixed plate (12) and movable plate (18).

2. a kind of dedicated numerical control CNC mash welders of stud welding according to claim 1, it is characterised in that：The stent (3) there are four setting altogether, and four stents (3) are divided at the position at bottom plate (1) four angles in lower end.

3. a kind of dedicated numerical control CNC mash welders of stud welding according to claim 1, it is characterised in that：The limiting Plate (22) is welded with spring leaf (23), and spring leaf (23) inside end is equipped with cathode and touches close to one end of fishplate bar to be welded (2) Point (24).

4. a kind of dedicated numerical control CNC mash welders of stud welding according to claim 1, it is characterised in that：The side plate (5) there are two setting altogether, and two side plates (5) are symmetric about bottom plate (1) central axes.

5. a kind of dedicated numerical control CNC mash welders of stud welding according to claim 1, it is characterised in that：The fixation Plate (12) and movable plate (18) opposite face middle position are mounted on limit spring (17), and limit spring (17) is equipped with two altogether It is a.

6. a kind of dedicated numerical control CNC mash welders of stud welding according to claim 1, it is characterised in that：The transverse direction Anode sliding sleeve (9) is socketed on the outside of the mandril (8) of moving portion (7) side.

7. a kind of dedicated numerical control CNC mash welders of stud welding according to claim 1, it is characterised in that：The side plate (5) electrode connecting parts (10) are installed close to the side lower end of cathode attachment device (11), and anode sliding sleeve (9), electrode connect Fitting (10), cathode contact (20) are connected with cathode contact (24).