CN217316734U - Steel pipe welding positioning device - Google Patents

Abstract

The utility model discloses a steel pipe welding positioner, the on-line screen storage device comprises a base, be fixed in the bearing frame at base top surface both ends, rotate the lead screw of installing on the bearing frame, be fixed in the guide rail of lead screw both sides on the top surface of base and be located, slidable mounting is in the slider at guide rail top, threaded connection is the nut piece on the lead screw, the common fixedly connected with movable plate in top of slider and nut piece, it has position adjustable locating plate to peg graft on the top surface of movable plate, the fixed frame plate that is provided with in one side bottom of locating plate, set up the U type notch that a plurality of sharp equidistance distributes on the side of frame plate, the side bottom of frame plate is rotated and is connected with the board that seals that corresponds and set up in U type notch one side, it has the push pedal to slide in the frame plate and peg graft. The utility model discloses can realize the quick definite of equidistance position to a plurality of steel pipes simultaneously, can directly carry out complete welding operation to the steel pipe that the position is confirmed, can effectively guarantee that each steel pipe interval after the welding is even and in the uniform plane.

Description

Steel pipe welding positioning device

Technical Field

The utility model relates to a welding frock field especially relates to a steel pipe welding position device.

Background

In the products formed by welding a plurality of steel bars or round pipes, such as fences and guardrails, the steel pipes are often positioned in the welding process, so that the uniform distance among the steel pipes is ensured, and the welded steel pipes are positioned in the same plane, thereby ensuring the attractiveness of welded products and the convenience in subsequent installation or use. The general steel pipe positioning mostly adopts the steps of measuring welding points on a fixing piece in advance and marking corresponding positions on the welding points, then adopting manual taking and positioning or adopting other auxiliary positioning tools, realizing prewelding in a spot welding mode, and then continuing to finish welding in a unified mode or finishing the positioning and welding of single steel pipes one by one. By adopting the mode, the efficiency is lower, and because the temperature of the welding position is overhigh, the positions of the steel pipes before and after welding can generate certain deformation, and the pose of each steel pipe after welding, cooling and shaping is not easy to guarantee. The welding robot is high in efficiency, the welding quality and the consistency of the shaping effect of the welded steel pipe can be guaranteed, but the use and maintenance cost of the welding robot is high, and the welding robot is not suitable for the requirements of general small-size or small-batch hardware welding operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a steel pipe welding positioning device is provided, can realize the quick determination of equidistance position to a plurality of steel pipes simultaneously, the steel pipe that has confirmed the position can directly carry out complete welding operation, adopts position adjustable centre gripping frock, also can weld the steel pipe after the design as the reference, continues to accomplish follow-up a plurality of accuracy of treating the welded steel pipe and places fast, can effectively guarantee that each steel pipe interval after the welding is even and in the uniform plane.

In order to solve the technical problem, the utility model discloses a technical scheme be: the steel pipe welding positioning device comprises a base, bearing seats fixed at two ends of the top surface of the base, a lead screw rotatably installed on the bearing seats, guide rails fixed on the top surface of the base and positioned at two sides of the lead screw, a sliding block slidably installed at the top of the guide rails, and a nut block in threaded connection on the lead screw, wherein a movable plate is fixedly connected to the tops of the sliding block and the nut block together, a positioning plate with an adjustable position is inserted on the top surface of the movable plate, a frame plate is fixedly arranged at the bottom of one side of the positioning plate, a plurality of U-shaped notches distributed in a linear equidistant manner are formed in the side surface of the frame plate, a sealing plate correspondingly arranged on one side of the U-shaped notches is rotatably connected to the bottom of the side surface of the frame plate, a push plate is inserted in the frame plate in a sliding manner, push rods with the number equal to the number of the sealing plates are fixedly arranged on the side surface of the push plate, the push rod is in sliding contact with the side surface of the sealing plate close to the spring.

Furthermore, a V-shaped groove arranged in parallel with the axis of the screw rod is formed in the center of the top surface of the movable plate, a plurality of positioning through holes distributed at equal intervals are formed in the V-shaped groove, and a V-shaped protrusion matched with the V-shaped groove and at least one positioning column matched with the positioning through holes are fixedly arranged on the bottom surface of the positioning plate.

Furthermore, both sides of the positioning plate are provided with side plates positioned on the outer sides of both sides of the moving plate, and each side plate is in threaded connection with at least one locking screw.

Further, the length of the sealing plate is larger than the length of the diagonal line of the side opening of the U-shaped notch.

Furthermore, the grafting notch has been seted up to the side of frame plate, the lateral wall top and the bottom of grafting notch all are provided with the direction slot, the push pedal activity is pegged graft in the grafting notch, and the side top and the bottom of push pedal are provided with respectively with direction slot assorted grafting sand grip.

Furthermore, a limiting plate is fixedly arranged on the top surface of one end, located on the frame plate, of the push plate.

Furthermore, a plurality of supporting plates in sliding contact with the bottom surface of the frame plate are fixedly arranged on the side surface of the base.

Furthermore, scale marks are arranged on one side of the top surface of the base.

Furthermore, a rotating handle is fixedly installed at the end part of the screw rod.

The beneficial effects of the utility model are as follows:

1. the utility model has the advantages that the frame plate with the plurality of U-shaped notches is arranged, so that the equidistant positions of a plurality of steel pipes can be rapidly determined, the steel pipes with determined positions can be directly welded completely, and the unnecessary labor time consumed by placing the steel pipes to be welded is effectively reduced, thereby integrally improving the welding efficiency;

2. the utility model can limit the position of the steel pipes placed in the U-shaped notch by arranging the sealing plate corresponding to the U-shaped notch on the frame plate, so as to ensure that the steel pipes to be welded are evenly distributed at equal intervals and are always in the same plane in the welding process, and the quality of finished products after welding and shaping can be effectively ensured;

3. the utility model adopts the clamping tool with adjustable position, can complete the adjustment of the position of the steel pipe to be welded by the modes of quick positioning and local fine adjustment, improves the working efficiency, ensures the positioning precision, can also take the steel pipe after welding and shaping as a reference, continuously completes the accurate and quick placement of a plurality of steel pipes to be welded, and can effectively ensure that the distance between the steel pipes after welding is even and is in a uniform plane;

4. the utility model has the advantages of simple and reasonable structure, use and maintenance cost are lower, are applicable to the five metals welding operation of small batch volume or middle batch volume, can satisfy the location demand of treating the welded steel pipe of different intervals or diameter through changing the frame plate, and the commonality is better.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the movable plate;

FIG. 3 is a schematic perspective view of the positioning plate;

FIG. 4 is a second schematic perspective view of the positioning plate;

FIG. 5 is an enlarged view of the portion B in FIG. 4;

FIG. 6 is an enlarged view of portion A of FIG. 1;

fig. 7 is a schematic perspective view of the push plate 10.

In the figure: the device comprises a screw rod 1, a bearing seat 2, a base 3, a supporting plate 301, a scale mark 302, a guide rail 4, a moving plate 5, a V-shaped groove 501, a positioning through hole 502, a positioning plate 6, a V-shaped protrusion 601, a positioning column 602, a frame plate 7, a U-shaped groove 701, an inserting groove 702, a guiding slot 703, a sealing plate 8, a spring 9, a push plate 10, a push rod 101, an inserting convex strip 102, a limiting plate 103, a locking screw 11 and a rotating handle 12.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 to 7, a steel pipe welding positioning device includes a base 3, bearing seats 2 fixed at two ends of the top surface of the base 3, a screw rod 1 rotatably installed on the bearing seats 2, guide rails 4 fixed on the top surface of the base 3 and located at two sides of the screw rod 1, a slider (not shown in the figure) slidably installed at the tops of the guide rails 4, and a nut block (not shown in the figure) in threaded connection with the screw rod 1, wherein the tops of the slider and the nut block are fixedly connected with a moving plate 5, two ends of the screw rod 1 are rotatably installed in the bearing seats 2 through bearings, and the nut block can be driven to horizontally reciprocate along the axis direction of the screw rod 1 by rotating the screw rod 1, so that the moving plate 5 is driven to horizontally move, and fine adjustment of the moving plate 5 in the horizontal direction is realized. The base 3, the bearing seat 2, the screw rod 1, the guide rail 4, the sliding block and the nut block form a universal ball screw linear module, and the specific structure and the working principle are not repeated.

Preferably, a rotating handle 12 is fixedly installed at an end of the screw rod 1, and the rotating handle 12 facilitates manual rotation of the screw rod 1, so as to complete movement control of the moving plate 5.

The top surface of the moving plate 5 is inserted with a positioning plate 6 with adjustable position. As shown in fig. 2, a V-shaped groove 501 parallel to the axis of the screw rod 1 is formed in the center of the top surface of the moving plate 5, and a plurality of (5 shown in fig. 2) positioning through holes 502 are formed in the V-shaped groove 501 and are distributed at equal intervals. As shown in fig. 3 and 4, a V-shaped protrusion 601 matching with the V-shaped groove 501 and at least one positioning post 602 matching with the positioning through hole 502 are fixedly disposed on the bottom surface of the positioning plate 6. Through the insertion fit of the positioning column 602 and the positioning through hole 502, the transverse position of the positioning plate 6 on the moving plate 5 can be quickly determined and the position can be restrained; the positioning plate 6 can be constrained in the longitudinal position of the moving plate 5 by the butt-joint matching of the V-shaped protrusion 601 and the V-shaped groove 501. In this example, the diameter of the positioning posts 602 is the same as the aperture of the positioning through holes 502, the number of the positioning posts 602 is two, and the two positioning posts 602 are symmetrically arranged on the bottom surface of the positioning plate 6, and the center distance between the two positioning posts 602 is the same as the center distance between two adjacent positioning through holes 502. Through the insertion and matching of the two positioning columns 602 and the selected two positioning through holes 502, the position of the positioning plate 6 on the moving plate 5 can be switched quickly, and under the condition that the moving plate 5 is not moved, after the position of the positioning plate 6 is switched, the transverse displacement of the positioning plate is an integral multiple of the center distance of the two adjacent positioning through holes 502.

Preferably, the positioning plate 6 is provided with side plates at both sides thereof outside both sides of the moving plate 5, and each side plate is threadedly coupled with at least one (2 as shown in fig. 1) locking screw 11. The distance between the two side plates is the same as the longitudinal width of the moving plate 5, and after the positioning plate 6 is inserted and positioned on the moving plate 5, the inner walls of the side plates are in sliding contact with the outer side surface of the moving plate 5. The vertical restraint of the positioning plate 6 can be relieved by loosening the locking screws 11, and the positioning plate 6 can be vertically separated upwards from the moving plate 5, so that the position switching operation of the positioning plate 6 on the moving plate 5 is convenient to realize; after the positioning plate 6 is inserted and positioned on the moving plate 5, the movement constraint of the positioning plate 6 in the vertical direction can be realized by screwing the locking screw 11, and the problem of vertical position jumping of the positioning plate 6 in the welding process is avoided.

The bottom of one side of the positioning plate 6 is fixedly provided with a frame plate 7 through bolt connection, the side surface of the frame plate 7 is provided with a plurality of (7 shown in fig. 3) U-shaped notches 701 which are distributed linearly and equidistantly, and the steel pipe to be welded is sent into the U-shaped notches 701 from the outer side of the frame plate 7. In this embodiment, a maximum of 7U-shaped steel pipes to be welded can be placed at the same time. The length of the straight line section of the notch 701 is the same as the radius of the arc-shaped section, after the steel pipe with the same radius as the arc-shaped section is placed in the U-shaped groove 701, the cylindrical surface of the steel pipe is attached to the inner wall of the U-shaped groove 701 and is tangent to the outer side surface of the frame plate 7, and the steel pipes to be welded are distributed at equal intervals and are located in the same plane.

The bottom of the side surface of the frame plate 7 is rotatably connected with a sealing plate 8 correspondingly arranged on one side of the U-shaped notch 701, and one side of the sealing plate 8 far away from the corresponding U-shaped notch 701 is connected with the bottom of the side surface of the frame plate 7 through a spring 9, as shown in fig. 6. On the outer side of the frame plate 7, below the position of the right side of the U-shaped notch 701, there are provided a hinge post and a spring connecting post located on the right side of the hinge post, as shown in fig. 3. The sealing plate 8 is waist-shaped, and the length of the sealing plate 8 is larger than the diagonal length of the side opening of the U-shaped groove 701. The left side of the bottom end of the sealing plate 8 is rotatably sleeved on the hinge post, so that the sealing plate 8 can swing left and right at the opening of the U-shaped notch 701; one end of the spring 9 is fixedly connected to the spring connecting column, and the other end is fixedly connected to the middle position of the bottom end of the side face of the sealing plate 8. In a non-clamping state, the sealing plate 8 is vertically arranged on the right side of the U-shaped notch 701 under the action of the spring 9, and interference on the operation of placing the steel pipe into the U-shaped notch 701 cannot be caused.

The frame plate 7 is internally inserted with a push plate 10 in a sliding way. As shown in fig. 5 to 7, the side of the frame plate 7 is provided with an insertion groove 702, the top and the bottom of the side wall of the insertion groove 702 are both provided with a guide slot 703, the push plate 10 is movably inserted into the insertion groove 702, and the top and the bottom of the side of the push plate 10 are respectively provided with an insertion convex strip 102 matched with the guide slot 703. The right end of the push plate 10 is provided with a pull ring, and the push plate 10 can horizontally move in the frame plate 7 by manually pushing and pulling the pull ring. In this embodiment, the insertion convex strip 102 and the guide slot 703 are in damping sliding contact, and the position of the push plate 10 in the frame plate 7 can be kept unchanged by the friction force between the contact surfaces of the two. Push rods 101 equal in number to the sealing plate 8 are fixedly arranged on the side surface of the push plate 10, and the push rods 101 are in sliding contact with the side surface of the sealing plate 8 close to the spring 9. The right surface of the bottom end of the sealing plate 8 is an arc surface, when the push rod 101 is pushed manually to move inwards (to the left as shown in fig. 1), the 7 push rods 101 simultaneously apply acting force to the arc surfaces of the 7 sealing plates 8, so that the sealing plate 8 synchronously swings to one side (to the left as shown in fig. 1) of the U-shaped notch 701, and the steel pipe is blocked in the U-shaped notch 701 and cannot be pulled out from the side of the U-shaped notch 701. In order to prevent the steel pipe from moving or falling off in the U-shaped notch 701 along the vertical direction, an adhesive tape can be temporarily adhered to a designated position on the outer wall of the steel pipe, so that the steel pipe can be overlapped on the top surface of the frame plate 7 through the adhesive tape.

Preferably, a limiting plate 103 is fixedly arranged on the top surface of one end, located on the frame plate 7, of the push plate 10, when an acting force is applied to push the push plate 10 to move, and when the side surface of the limiting plate 103 abuts against the side surface of the frame plate 7, the sealing plate 8 swings leftwards to the maximum position, and the failure of the spring 9 caused by the fact that the sealing plate 8 excessively swings to exceed the normal restoring force action range of the spring 9 is avoided by arranging the limiting plate 103; when the push plate 10 is pulled out to the right, the sealing plate 8 which is restored to the vertical state blocks the push rod 101 to move forward, thereby playing a reverse limiting effect.

Furthermore, a plurality of supporting plates 301 in sliding contact with the bottom surface of the frame plate 7 are fixedly arranged on the side surface of the base 3, and the supporting plates 301 play a role in supporting the frame plate 7. The distance between two adjacent supporting plates 301 is less than half of the length of the frame plate 7, so that the frame plate 7 is always kept in contact with at least two supporting plates 301 in the horizontal moving process, and the stability in the operation process is ensured. The top surface one side of base 3 is provided with scale mark 302, and is rotating through operation turning handle 12 drive lead screw 1, and then realizes the in-process of movable plate 5, locating plate 6 and the fine setting of frame plate 7 horizontal position, and the accessible is observed the corresponding position of frame plate 7 tip side and scale mark 302 and is come the location of accurate control frame plate 7 to the location accuracy of the area welding steel pipe on the assurance frame plate 7.

The utility model discloses when using, the accessible switches the grafting position of locating plate 6 and frame plate 7 on movable plate 5 and realizes the quick position adjustment in the small distance, can realize the fine setting of locating plate 6 and 7 long distance position adjustments of frame plate and accurate position through the linear module of ball to realize the synchronous positioning of 7 steel pipes on the frame plate 7, and accomplish the complete welding operation of 7 steel pipes in proper order. After all the steel pipes on the frame plate 7 are welded, after cooling for a proper time, the push plate 10 is pulled out for a certain distance, the push rod 101 releases the thrust on the sealing plate 8, the sealing plate 8 is restored to a vertical state under the action of the restoring force of the spring 9, so that the 7U-shaped notches 701 are in an open state again, and the welded workpiece can be integrally moved out from the side of the U-shaped notch 701; if the number of the welded steel pipes needs to be further increased, the steel pipes to be welded can be placed in the empty U-shaped notch 701 for continuing welding operation only by moving the positioning plate 6 out of the moving plate 5 and switching the insertion positions of the positioning plate 6 on the moving plate 5; or operating the rotating handle 12 to move the moving plate 5 forward or backward for a certain distance, positioning at least one U-shaped notch 701 at the position of the welded steel pipe, and putting the welded steel pipe into the U-shaped notch 701 again, and then putting a new steel pipe to be welded into the rest empty U-shaped notches 701 to continue to finish the welding operation. For larger or heavier workpieces, the welding positioning device can be moved to move the steel pipe out of the U-shaped notch 701. Therefore, the welded steel pipes can be distributed at equal intervals and are positioned in the same plane.

For the welding operation of the welded steel pipes with different diameters or different intervals, only the clamping mechanism formed by the corresponding frame plate 7, the corresponding sealing plate 8 and other parts needs to be replaced.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims (9)

1. The utility model provides a steel pipe welding positioner, includes base (3), is fixed in bearing frame (2) at base (3) top surface both ends, rotates lead screw (1) of installing on bearing frame (2), is fixed in on the top surface of base (3) and lies in guide rail (4) of lead screw (1) both sides, slidable mounting in slider, the nut piece of threaded connection on lead screw (1) at guide rail (4) top, the common fixedly connected with movable plate (5) in top of slider and nut piece, its characterized in that: position adjustable locating plate (6) are inserted on the top surface of movable plate (5), one side bottom of locating plate (6) is fixed and is provided with frame plate (7), U type notch (701) that a plurality of straight line equidistance distributes are seted up on the side of frame plate (7), the side bottom of frame plate (7) is rotated and is connected with and corresponds the board (8) of sealing that sets up in U type notch (701) one side, seal one side that board (8) kept away from corresponding U type notch (701) and pass through spring (9) and connect in the side bottom of frame plate (7), it has push pedal (10) to slide in frame plate (7) to insert, the side of push pedal (10) is fixed be provided with and seals push rod (101) that board (8) quantity equals, push rod (101) and the side sliding contact that board (8) are close to spring (9) one side.

2. The steel pipe welding positioning device according to claim 1, characterized in that: the top surface center department of movable plate (5) sets up V type groove (501) with lead screw (1) axis parallel arrangement, and sets up positioning hole (502) that a plurality of equidistance distributes in V type groove (501), fixed being provided with on the bottom surface of locating plate (6) with V type groove (501) assorted V type protruding (601) and at least one with positioning hole (502) assorted reference column (602).

3. The steel pipe welding positioning device according to claim 2, characterized in that: and side plates positioned on the outer sides of two side surfaces of the moving plate (5) are arranged on two sides of the positioning plate (6), and at least one locking screw (11) is connected to each side plate in a threaded manner.

4. The steel pipe welding positioning device according to claim 1, characterized in that: the length of the sealing plate (8) is larger than the length of the diagonal line of the side opening of the U-shaped notch (701).

5. The steel pipe welding positioning device according to claim 1, characterized in that: the side of the frame plate (7) is provided with an inserting groove opening (702), the top and the bottom of the side wall of the inserting groove opening (702) are respectively provided with a guide slot (703), the push plate (10) is movably inserted into the inserting groove opening (702), and the top and the bottom of the side of the push plate (10) are respectively provided with an inserting convex strip (102) matched with the guide slot (703).

6. A steel pipe welding positioning device according to claim 1 or 5, characterized in that: and a limiting plate (103) is fixedly arranged on the top surface of one end of the push plate (10) positioned on the frame plate (7).

7. A steel pipe welding positioning device according to claim 1 or 5, characterized in that: the side surface of the base (3) is fixedly provided with a plurality of supporting plates (301) which are in sliding contact with the bottom surface of the frame plate (7).

8. A steel pipe welding positioning device according to claim 1 or 5, characterized in that: and scale marks (302) are arranged on one side of the top surface of the base (3).

9. The steel pipe welding positioning device according to claim 1, characterized in that: and a rotating handle (12) is fixedly arranged at the end part of the screw rod (1).

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