CN209239304U - A kind of bolt strainer coats laser welding jig automatically - Google Patents

Abstract

The utility model discloses a kind of bolt strainer and coats laser welding jig automatically, it is characterized in that, it include: V-block, it is equipped on the V-block and is used to place the groove of strainer and for placing the locating piece of bolt, strainer, which is equipped with, in the lower section of the V-block holds block tightly, it is respectively arranged on the left side and the right side corresponding strainer gripping block in the V-block, is equipped with welding position pressure head in the top of the V-block.The utility model can be solved perfectly strainer in bolt and strainer welding process position it is unstable, be pressed into contact with that welding position is firm, strainer holds the diameter of bolt tightly there are the three major issues in gap, the big high energetically qualification rate of Product jointing, improves production efficiency while reducing operating personnel.

Description

A bolt filter automatic coating laser welding jig

technical field

The utility model relates to the technical field of bolt filter screen welding in the automobile industry, in particular to a laser welding jig for automatic coating of a bolt filter screen.

Background technique

Bolt filter devices are widely used in the automotive industry. The principle of filtration is to punch out closely arranged small holes on the filter screen. When the oil flows through the filter valve, the impurities in the oil are filtered out, so as to avoid the impurities in the oil from causing damage to the equipment. damage. In the bolt filter device, it is necessary to tightly wrap the stainless steel filter screen on the bolt, and there should be no gap between the diameter contact surface of the filter screen and the bolt, so as to ensure that the oil can only flow through the filter screen holes. At present, there are mainly three major problems in the prior art that the positioning of the filter screen is unstable during the welding process of the bolt and the filter screen, the position of the pressing contact welding is not reliable, and there is a gap in the diameter of the filter screen holding bolt.

Contents of the invention

Aiming at the defects existing in the prior art, the purpose of the utility model is to provide a laser welding jig with high welding qualification rate and high production efficiency for automatic coating of bolt filter screen.

In order to achieve the above object, the utility model adopts the following technical solutions.

A bolt filter screen automatic coating laser welding jig is characterized in that it includes: a V-shaped block, on which a groove for placing the filter screen and a positioning block for placing the bolt are arranged, and the A filter screen holding block is provided below the V-shaped block, corresponding filter screen clamping blocks are respectively provided on the left and right sides of the V-shaped block, and a welding position pressure head is provided above the V-shaped block.

As a further description of the above scheme, an upper cylinder is provided corresponding to the filter screen holding block, and the filter screen holding block moves up and down under the action of the upper top cylinder, and a There is an arc groove matched with the side of the bolt.

As a further description of the above solution, a top plate movable up and down is provided in the arc groove, and a first spring is connected to the bottom of the top plate.

As a further description of the above scheme, there are contour bolts that can move up and down and correspond to the upper cylinder at the bottom of the filter screen holding block. are connected by a second spring.

As a further description of the above scheme, the filter screen clamping blocks are installed on the first linear slide rail, corresponding to each of the filter screen clamping blocks are respectively provided with corresponding clamping cylinders, and the two filter screen clamping blocks Under the action of the clamping cylinder, it moves back and forth along the first linear slide rail.

As a further description of the above solution, a down-pressing cylinder is provided corresponding to the welding position head, and the welding position head moves up and down under the action of the down-pressing cylinder.

As a further illustration of the above solution, a mandrel that cooperates with the positioning block and is used to tighten and fix the bolt is provided on the front side or the rear side of the V-shaped block.

As a further description of the above solution, the mandrel is installed on the second linear slide rail, and a mandrel cylinder is provided corresponding to the mandrel, and the mandrel is driven by the mandrel cylinder along the second linear The slide rails move back and forth.

The beneficial effects of the utility model are:

By setting the V-shaped block, combined with the filter screen holding block, filter screen clamping block and welding position pressure head, it can perfectly solve the unstable positioning of the filter screen during the welding process of the bolt and the filter screen, the unreliable pressing contact welding position, and the filter There are three major problems in the gap between the diameter of the net holding bolt, which greatly improves the qualified rate of product welding, reduces the number of operators and improves production efficiency.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the automatic coating laser welding jig provided by the utility model.

Figure 2 is a top view of the bolt filter screen automatic coating laser welding jig provided by the present invention.

Explanation of reference signs:

1. Top cylinder, 2. Contour bolts, 3. V-shaped block, 4. Filter screen holding block, 5. Filter screen, 6. First spring, 7. Second spring, 8. Filter screen clamping block , 9, bolts, 10, welding position pressure head, 11, mandrel cylinder, 12, mandrel, 13, second linear slide rail, 14, clamping cylinder, 15, first linear slide rail, 16, pressing down cylinder .

Detailed ways

In the description of the present utility model, it should be noted that for orientation words, such as the terms "center", "horizontal", "longitudinal", "length", "width", "thickness", "upper", "lower ", "Front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Inverse "Hour hand" and other indication orientations and positional relationships are based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, so as to The specific orientation structure and operation should not be interpreted as limiting the specific protection scope of the present utility model.

In addition, terms such as "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of technical features. Therefore, the definition of "first" and "second" features may explicitly or implicitly include one or more of these features, and in the description of the present utility model, the meaning of "at least" is one or more than one, unless otherwise clearly stated Specific limits.

In this utility model, unless otherwise clearly specified and limited, if there are terms "assembled", "connected", and "connected", the terms should be interpreted in a broad sense, for example, it can be a fixed connection or a detachable connection, or Integral connection; it can also be mechanical connection; it can be connected directly or through an intermediary, and it can be that two components are internally connected. Those of ordinary skill in the art can understand the specific meanings of the above-mentioned terms in the present utility model according to specific situations.

In the utility model, unless otherwise specified and limited, a first feature being "on" or "under" a second feature may include that the first and second features are in direct contact, and may also include that the first and second features are not not in direct contact but through another characteristic contact between them. Moreover, "above", "below" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the level of the first feature is higher than that of the second feature the height of. "Above", "under" and "beneath" the first feature on the second feature include that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

The specific implementation of the utility model will be further described below in combination with the accompanying drawings of the specification, so as to make the technical solution of the utility model and its beneficial effects more clear and definite. The embodiments described below by referring to the figures are exemplary and intended to explain the present utility model, but should not be construed as limiting the present utility model.

As shown in Fig. 1 and Fig. 2, a bolt filter screen automatic coating laser welding fixture is characterized in that it includes: a V-shaped block 3, and a concave hole for placing the filter screen 5 is arranged on the V-shaped block 3. The slot and the positioning block for placing the bolt 9 are provided with a filter screen clamping block 4 below the V-shaped block 3, and corresponding filter screen clamping blocks are respectively provided on the left and right sides of the V-shaped block 3 8. A welding position pressure head 10 is provided above the V-shaped block 3 .

Wherein, an upper cylinder 1 is provided corresponding to the filter screen holding block 4, and the filter screen holding block 4 moves up and down under the action of the upper top cylinder 1, and the filter screen holding block 4 is provided with There is an arc groove matched with the side of the bolt 9 . A top plate movable up and down is provided in the arc groove, and a first spring 6 is connected to the bottom of the top plate. The bottom of the filter screen holding block 4 is provided with a contour bolt 2 that can move up and down and corresponds to the upper top cylinder 1, and the contour bolt 2 passes through the filter screen holding block 4. The second spring 7 is connected.

The filter screen clamping blocks 8 are installed on the first linear slide rail 15, corresponding to each of the filter screen clamping blocks 8 are respectively provided with corresponding clamping cylinders 14, and the two filter screen clamping blocks 8 are placed on the The clamping cylinder 14 moves back and forth along the first linear slide rail 15 .

A downward pressure cylinder 16 is provided corresponding to the welding position pressure head 10 , and the welding position pressure head 10 moves up and down under the action of the downward pressure cylinder 16 .

A mandrel 12 that cooperates with the positioning block and is used to tighten and fix the bolt 9 is provided on the front side or the rear side of the V-shaped block 3 . The mandrel 12 is installed on the second linear slide rail 13, and a mandrel cylinder 11 is provided corresponding to the mandrel 12, and the mandrel 12 slides along the second linear slide under the drive of the mandrel cylinder 11. Rail 13 moves back and forth.

In actual application, after the jig is ventilated, the clamping cylinder 14 is in an open state. The first step is to put the filter screen 5 into the groove of the V-shaped block 3. The second step is to put the bolt 9 into the positioning surface of the V-shaped block 3. The third step is to press the start button, and the control part will operate in sequence, respectively. It is: mandrel cylinder 11 moves, mandrel 12 presses against the tail end of bolt 9; upper top cylinder 1 moves, pushes contour bolt 2 to move up, and then drives filter screen holding block 4 to move upward, and filter screen holding block 4 moves up During the moving process, the top will withstand the bottom of the filter screen 5, and combined with the corresponding arc groove, the filter screen 5 will hold the bolt 9 tightly; the clamping cylinder 14 will act to make the filter screen clamping block 8 clamp the two ends of the filter screen 5 ; Press down the cylinder 16 action, compress the filter screen 5 and the welding position of the bolt 9; laser welding, complete the work.

This embodiment provides a bolt filter screen automatic coating laser welding jig, which can clamp the filter screen and bolts in all directions up, down, left, right, front and rear, and effectively solve the problem of filter screen welding during the welding process of the bolts and the filter screen. The problem of unstable mesh positioning and unreliable pressing contact welding position. At the same time, the V-shaped groove and the filter mesh holding block are organically combined to solve the problem of gaps in the diameter of the filter mesh holding bolts, and effectively improve the welding pass rate of the product. Increase productivity.

Through the description of the above structure and principle, those skilled in the art should understand that the utility model is not limited to the above-mentioned specific implementation, and the improvement and replacement of the technology known in the art on the basis of the utility model all fall within the scope of the utility model. The new protection range, such as using other power mechanisms such as motors to drive the filter screen clamping block, filter screen clamping block, welding position pressure head, etc. The protection scope of the present utility model should be defined by the claims and their equivalents. Parts not described in the detailed description are prior art or common knowledge.

Claims (8)

1. A bolt filter screen automatic cladding laser welding fixture is characterized in that it includes: a V-shaped block, on which a groove for placing the filter screen and a positioning block for placing the bolt are provided, A filter screen clamping block is provided below the V-shaped block, corresponding filter screen clamping blocks are respectively provided on the left and right sides of the V-shaped block, and a welding position pressing block is provided above the V-shaped block. head. 2. A bolt filter screen automatic coating laser welding jig according to claim 1, characterized in that an upper cylinder is provided corresponding to the filter screen holding block, and the filter screen holding block is placed on the It moves up and down under the action of the top cylinder, and an arc groove matching with the side of the bolt is arranged on the screen holding block. 3. A bolt filter screen automatic coating laser welding jig according to claim 2, characterized in that a top plate that can move up and down is provided in the arc groove, and a second bottom plate is connected to the bottom of the top plate. a spring. 4. A bolt filter screen automatic coating laser welding jig according to claim 2, characterized in that, at the bottom of the filter screen holding block, there is a device that can move up and down and corresponds to the upper cylinder. The contour bolts are connected with the filter screen holding block by a second spring. 5. A bolt filter automatic coating laser welding jig according to claim 1, characterized in that, the filter clamping block is installed on the first linear slide rail, corresponding to each of the filter clamping The blocks are respectively provided with corresponding clamping cylinders, and the two filter screen clamping blocks move back and forth along the first linear slide rail under the action of the clamping cylinders. 6. A bolt filter screen automatic coating laser welding jig according to claim 1, characterized in that, a press-down cylinder is provided corresponding to the welding position pressure head, and the welding position pressure head presses Move up and down under the action of the cylinder. 7. A laser welding jig for automatic coating of bolt filter screen according to claim 1, characterized in that, there is a set on the front side or the rear side of the V-shaped block to cooperate with the positioning block for jacking up. Tighten the mandrel that secures the bolt. 8. A bolt filter screen automatic coating laser welding fixture according to claim 7, characterized in that, the mandrel is installed on the second linear slide rail, and a mandrel cylinder is provided corresponding to the mandrel, The mandrel moves back and forth along the second linear slide rail driven by the mandrel cylinder.