CN219484701U - Frock is used in welding of engine connecting rod lap - Google Patents

Abstract

The utility model discloses a tool for welding an engine connecting rod, which relates to the technical field of welding and solves the problem that a rib plate strip is not easy to position in the middle of a piece to be welded when the traditional engine connecting rod is welded.

Description

Frock is used in welding of engine connecting rod lap

Technical Field

The utility model relates to the technical field of lap welding, in particular to a tooling for lap welding of an engine connecting rod.

Background

The technical development of welding is that various high-performance and intelligent welding equipment is developed successively, and manual welding is achieved to a brand-new height in terms of skill level of welders, performance indexes, technical parameters and the like of the welding equipment, an engine connecting rod is an important component of a piston connecting rod group in a crank connecting rod mechanism of an engine, and the connecting rod is used for connecting a piston and a crankshaft, so that reciprocating linear motion of the piston is changed into rotary motion of a crank, and power is output.

When the engine connecting rod is subjected to lap welding, when the rib plate strip is manually placed on a piece to be welded, due to the fact that a limiting structure for the rib plate strip is lacking in the tool, workers are difficult to position the rib plate strip at the middle position of the piece to be welded before welding, and welding quality is poor.

Disclosure of Invention

The utility model aims to provide a tool for lap welding of an engine connecting rod, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model relates to the technical field of lap welding, and solves the problem that a rib plate strip is not easy to position in the middle of a piece to be welded when an existing engine connecting rod is lap welded.

Preferably, the location structure includes the mount, the mount is fixed in the base bottom, the mount bottom symmetry is equipped with the stabilizer blade, the mount rotation is connected with positive and negative lead screw, positive and negative lead screw one end runs through the mount and is equipped with the runner, the symmetry is equipped with the slide on the positive and negative lead screw, the slide runs through the slide on the base, and with slide sliding connection, the slider top is equipped with the extension board, one side that the extension board is close to placing the frame is equipped with the support frame, the one end that the support frame was kept away from to the support frame is equipped with first butt plate, the symmetry is equipped with the supporting shoe on the base, be equipped with the auxiliary member on the supporting shoe for the position of auxiliary positioning muscle lath, the position of preliminary positioning muscle lath.

Preferably, the auxiliary piece comprises a second retaining plate, a sliding groove is formed in the supporting block, a fixing block is arranged in the sliding groove in a sliding mode, the fixing block is fixed with the second retaining plate, and the position of the first retaining plate positioning rib strip is assisted.

Preferably, a pressure spring is arranged in the chute, one end of the pressure spring is fixed with the inside of the chute, and the other end of the pressure spring is fixed with the fixed block, so that a certain buffering effect is provided.

Preferably, the fixed knot constructs including the clamp plate, and the symmetry is equipped with the fixed slot on the supporting shoe, and the fixed slot rotation is equipped with the screw rod, and the screw rod top runs through the supporting shoe and is equipped with the hand wheel, clamp plate and fixed slot sliding connection, screw rod and clamp plate threaded connection for the both ends of waiting the weldment are fixed.

Preferably, the bottom of the pressing plate is provided with a stepped round block for positioning the position of the part to be welded.

Preferably, the top of the pressing plate is provided with a reinforcing block, so that the strength of the pressing plate is improved.

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

according to the utility model, the rib plate strips can be positioned and limited on the to-be-welded piece through the positioning structure, and the rib plate strips are positioned in the middle of the to-be-welded piece, so that subsequent welding operation is convenient, the rib plate strips are positioned in the middle of the to-be-welded piece during welding, and the welding quality is higher.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of another view of the overall structure of the present utility model;

fig. 3 is an enlarged view at a in fig. 1.

In the figure: 1-a base; 2-placing a frame; 3-positioning structure; 4-a fixed structure; 5-fixing frame; 6-supporting legs; 7, a positive and negative screw rod; 8-rotating wheels; 9-a slider; 10-slide holes; 11-supporting plates; 12-supporting frames; 13-a first retaining plate; 14-supporting blocks; 15-auxiliary parts; 16-a second retaining plate; 17-sliding grooves; 18-fixing blocks; 19-a compression spring; 20-pressing plates; 21-a fixed groove; 22-screw; 23-a hand wheel; 24-step round blocks; 25-reinforcing blocks.

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.

Example 1

Referring to fig. 1-3, an engine connecting rod lap welding tool in the drawing includes a base 1, a placement frame 2, a positioning structure 3 and a fixing structure 4, wherein the placement frame 2 is fixed on the base 1 for placing a workpiece to be welded, the positioning structure 3 is fixed on the base 1 for positioning a rib plate strip, and the fixing structure 4 is located on the base 1 for fixing the workpiece to be welded.

The location structure 3 includes mount 5, mount 5 is fixed in base 1 bottom, base 1 bottom symmetry is equipped with stabilizer blade 6, mount 5 internal rotation is connected with positive and negative lead screw 7, positive and negative lead screw 7 one end runs through mount 5 and is equipped with runner 8, the symmetry is equipped with slider 9 on the positive and negative lead screw 7, the symmetry is equipped with slide hole 10 on the base 1, slider 9 runs through slide hole 10, and with slide hole 10 sliding connection, slider 9 top is equipped with extension board 11, one side that extension board 11 is close to placing frame 2 is equipped with support frame 12, support frame 12 keeps away from the one end of support frame 12 and is equipped with first butt plate 13, the symmetry is equipped with supporting shoe 14 on the base 1, be equipped with auxiliary member 15 on the supporting shoe 14 for the position of assistance-localization real-time muscle lath.

The auxiliary member 15 comprises a second retaining plate 16, a sliding groove 17 is arranged on the supporting block 14, a fixing block 18 is arranged in the sliding groove 17 in a sliding mode, and the fixing block 18 is fixed with the second retaining plate 16.

The inside of the chute 17 is provided with a pressure spring 19, one end of the pressure spring 19 is fixed with the inside of the chute 17, and the other end is fixed with a fixed block 18.

The fixed structure 4 comprises a pressing plate 20, fixing grooves 21 are symmetrically formed in the supporting block 14, a screw rod 22 is rotationally arranged in the fixing grooves 21, a hand wheel 23 is arranged at the top end of the screw rod 22 penetrating through the supporting block 14, the pressing plate 20 is in sliding connection with the fixing grooves 21, and the screw rod 22 is in threaded connection with the pressing plate 20.

The top of the pressure plate 20 is provided with a reinforcing block 25.

Through placing the piece that waits to weld in placing frame 2, drive screw 22 through hand wheel 23 and rotate, and then drive clamp plate 20 and move down, it is fixed to support to press the piece both ends that wait to weld, place the gusset strip on waiting the piece that waits, under the effect of pressure spring 19, two second keep-out plates 16 support to press the restriction to gusset strip both ends, drive positive and negative lead screw 7 through rotating runner 8 and rotate, thereby drive two sliders 9 and remove in opposite directions, thereby drive two first keep-out plates 13 and support to press the side of gusset strip and spacing, fix a position the gusset strip in the intermediate position of waiting the piece, so that follow-up welding operation.

Example 2

Referring to fig. 1 and 2, this embodiment further describes example 1: the fixed structure 4 comprises a pressing plate 20, fixing grooves 21 are symmetrically formed in the supporting block 14, a screw rod 22 is rotationally arranged in the fixing grooves 21, a hand wheel 23 is arranged at the top end of the screw rod 22 penetrating through the supporting block 14, the pressing plate 20 is in sliding connection with the fixing grooves 21, and the screw rod 22 is in threaded connection with the pressing plate 20.

The top of the pressure plate 20 is provided with a reinforcing block 25.

The bottom of the pressing plate 20 is provided with a stepped round block 24.

The step round block 24 can be propped in the through holes at the two ends of the connecting rod to be welded when the connecting rod to be welded with different sizes is welded, so that the positioning and fixing effects are realized.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An engine connecting rod lap welding tooling, comprising:

a base (1);

characterized by further comprising:

the placing frame (2) is fixed on the base (1) and is used for placing a piece to be welded;

the positioning structure (3) is fixed on the base (1) and used for positioning the rib plate strips;

and the fixing structure (4) is positioned on the base (1) and used for fixing the to-be-welded piece.

2. The tooling for lap welding of an engine connecting rod of claim 1, wherein: the utility model provides a locating structure (3) is including mount (5), mount (5) are fixed base (1) bottom, base (1) bottom symmetry is equipped with stabilizer blade (6), mount (5) internal rotation is connected with positive and negative lead screw (7), positive and negative lead screw (7) one end runs through mount (5) are equipped with runner (8), the symmetry is equipped with slider (9) on positive and negative lead screw (7), the symmetry is equipped with slide hole (10) on base (1), slider (9) run through slide hole (10), and with slide hole (10) sliding connection, slider (9) top is equipped with extension board (11), extension board (11) are close to one side of placing frame (2) is equipped with support frame (12), support frame (12) are kept away from the one end of support frame (12) is equipped with first butt plate (13), the symmetry is equipped with supporting shoe (14) on base (1), be equipped with auxiliary member (15) on supporting shoe (14) for assisting the position of locating bar.

3. The tooling for lap welding of an engine connecting rod of claim 2, wherein: the auxiliary piece (15) comprises a second retaining plate (16), a sliding groove (17) is formed in the supporting block (14), a fixing block (18) is arranged in the sliding groove (17) in a sliding mode, and the fixing block (18) is fixed with the second retaining plate (16).

4. The tooling for lap welding of an engine connecting rod of claim 3, wherein: a pressure spring (19) is arranged in the sliding groove (17), one end of the pressure spring (19) is fixed with the inside of the sliding groove (17), and the other end of the pressure spring is fixed with the fixed block (18).

5. The tooling for lap welding of an engine connecting rod of claim 2, wherein: the fixing structure (4) comprises a pressing plate (20), fixing grooves (21) are symmetrically formed in the supporting blocks (14), screws (22) are rotationally arranged in the fixing grooves (21), hand wheels (23) are arranged on the top ends of the screws (22) penetrating through the supporting blocks (14), the pressing plate (20) is in sliding connection with the fixing grooves (21), and the screws (22) are in threaded connection with the pressing plate (20).

6. The tooling for lap welding of the engine connecting rod of claim 5, wherein: the bottom of the pressing plate (20) is provided with a step round block (24).

7. The tooling for lap welding of the engine connecting rod of claim 5, wherein: the top of the pressing plate (20) is provided with a reinforcing block (25).