Welding tool for T-beam web steel bars

Abstract

The utility model relates to a welding tool for T-beam web steel bars. The welding device comprises a welding support, two sets of mounting frames and two lead screw pairs which are arranged on the two sides of the welding support respectively, limiting vertical strips which are connected to the mounting frames in a sliding mode and arranged at the moving ends of the lead screw pairs, and limiting transverse strips which are locked to the limiting vertical strips in a sliding mode through middle connecting pieces. The mounting frame is obliquely arranged relative to the horizontal plane, a groove for lap joint of web steel bars is formed among the inner wall, close to the limiting transverse strip, of the mounting frame, the limiting vertical strip and the magnetic attraction strip, and the limiting transverse strip is arranged relative to the bottom face of the positioning rib. And a gap for a web reinforcing steel bar to penetrate through is reserved between the side surface of the limiting vertical bar and the end part of the limiting transverse bar. The bottom of one side of the web reinforcing steel bar is positioned through the mounting frame and the magnetic attraction strip, the other side of the web reinforcing steel bar and the positioning rib are limited through the position-adjustable vertical limiting strip and the position-adjustable transverse limiting strip, and the welding efficiency and precision of the positioning rib on the web reinforcing steel bar are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of T beam web reinforcement processing especially to a kind of welding tool of T beam web reinforcement. BACKGROUND

[0002] At present, remarkable progress and development have been made in the field of bridge engineering, and bridge construction technology has also become more mature and perfect, showing the characteristics of diversification. Especially in the process of precast T beam construction, once the construction reinforcement of flange and web is bound, the next step is to accurately use reinforcement welding bellows to position reinforcement net rack according to the requirements of design drawing. This reinforcement net rack is usually welded into a cross structure to ensure its stability. After the cross reinforcement net rack is set, the construction personnel will adopt the method of welding positioning rib on the formed reinforcement framework to complete the positioning and installation of bellows.

[0003] However, in the existing web reinforcement construction process, the method of manual positioning and welding positioning rib is generally adopted. This method has obvious shortcomings, such as slow installation speed, insufficient processing accuracy, and in actual operation, the specific position of each positioning rib on the web reinforcement of the same T beam will change with the trend of bellows. This instability makes it difficult for this method to adapt to the needs of large-scale batch production. In view of this, it is urgent to develop a new type of welding tool, which should facilitate operators to quickly and accurately position and weld the positioning rib on the web reinforcement. Through such innovation, the welding efficiency and accuracy of prestressed duct positioning rib can be significantly improved, so as to better meet the batch processing and production needs of T beam. UTILITY MODEL CONTENT

[0004] The problem to be solved by the utility model is to provide a kind of welding tool of T beam web reinforcement for the above-mentioned deficiencies existing in the prior art, which is beneficial to improve the welding efficiency and accuracy of positioning rib on web reinforcement.

[0005] The above utility model object of the utility model is realized by the following technical scheme:

[0006] The utility model provides a kind of T beam web reinforcement welding tool, including welding support, two groups of installation frame and two screw pairs respectively arranged in the welding support both sides, limiting vertical bar is slidably connected on the installation frame and is arranged in the moving end of screw pair, limiting horizontal bar is slid on the limiting vertical bar by intermediate connecting piece slip locking, and magnetic attraction strip is arranged in the bottom wall of installation frame, the installation frame is arranged obliquely relative to horizontal plane, the inner wall of installation frame close to limiting horizontal bar, limiting vertical bar and magnetic attraction strip form recess for web reinforcement lap joint between them, limiting horizontal bar is arranged relative to the bottom surface of positioning rib, and clearance is reserved between the side surface of limiting vertical bar and the end of limiting horizontal bar for web reinforcement to be set.

[0007] By adopting the above technical scheme, the structure design of the welding support makes the tool as a whole have good rigidity and stability, can withstand the heat and force generated during welding; The setting of the two installation frames and the screw pairs enables the limiting vertical bar and the limiting horizontal bar to be accurately adjusted according to the size of the web reinforcement and the position of the positioning rib, thereby adapting to the welding requirements of web reinforcements of different specifications; The use of the magnetic attraction strip not only facilitates the quick positioning of the web reinforcement, but also improves the efficiency of the welding operation; In addition, the gap between the limiting vertical bar and the limiting horizontal bar ensures the free threading of the web reinforcement during welding, avoids the interference phenomenon during welding, and can ensure the stability and accuracy of the web reinforcement during welding, thereby improving the welding quality and efficiency; In summary, the T beam web reinforcement welding tool of the utility model effectively solves the problems existing in the prior art through its unique structure design, has significant technical advantages and application value.

[0008] The utility model further sets up: each group installation frame includes a plurality of installation frames that are arranged in a linear form.

[0009] By adopting the above technical scheme, the position of the limiting vertical bar can be adjusted by the screw pair at one time.

[0010] The utility model further sets up: the screw pair includes a plurality of screw rod shafts that are connected in sequence and are rotatably connected to the welding support, a transmission nut that is threadedly connected to the screw rod shafts, and a sliding rod that is arranged on the welding support, the plurality of screw rod shafts and the plurality of installation frames in each group of installation frames are arranged one by one, and the limiting vertical bar is arranged on the transmission nut and is slidably connected to the sliding rod.

[0011] By adopting the technical scheme, the screw pair has the advantages of small starting torque and good self-locking, can drive the limiting vertical strip on the slide rod to move at a fixed point, thereby realizing accurate control of the installation position of the web steel bar; in addition, the structural design of the screw pair also has high durability and reliability, thereby ensuring stable performance in long-term use; in actual application, the technical scheme greatly reduces the time for adjustment and calibration, improves production efficiency, and reduces the labor intensity of the operator; through these technical features, the T-beam web steel bar welding tool of the utility model not only guarantees welding quality, but also improves overall production efficiency and economic benefits.

[0012] The utility model further sets up as: the screw pair still includes setting up the holding portion on one of the screw rod axle.

[0013] By adopting the technical scheme, the user is convenient for grabbing force.

[0014] The utility model further sets up as: the lateral surface of limiting horizontal strip is provided with the guide surface.

[0015] By adopting the technical scheme, the guide surface is used to guide the positioning rib to overlap on the limiting horizontal strip.

[0016] The utility model further sets up as: the limiting vertical strip is provided with the strip-shaped sliding slot, the intermediate connecting piece includes the slide axle of rolling connection on the strip-shaped sliding slot, the positioning block of installation on the slide axle and the fastener of sliding and locking on the strip-shaped sliding slot, the end of slide axle is stretched to the outside of limiting vertical strip and is arranged on limiting horizontal strip.

[0017] By adopting the technical scheme, the positioning block can move freely along the strip-shaped sliding slot, thereby realizing flexible adjustment of the position of the positioning rib; wherein the sliding locking function of the fastener ensures the stability of the positioning block at the adjusted position, prevents displacement of the positioning block during welding, and guarantees welding accuracy; in addition, the end of the slide axle is stretched to the outside of the limiting vertical strip and arranged on the limiting horizontal strip, which not only enhances the stability of the structure, but also facilitates quick positioning and adjustment of the operator; overall, these technical features further improve the accuracy and operation convenience of the T-beam web steel bar welding tool.

[0018] The utility model further sets up as: the fastener includes the fastening bolt of sliding connection on the strip-shaped sliding slot and being penetrated on the positioning block and the fastening nut of screw connection on the fastening bolt, and the fastening bolt and fastening nut are respectively tightly contacted on the both side surfaces of limiting vertical strip.

[0019] By adopting the technical scheme, the fastening nut is loosened and tightened, thereby realizing sliding and locking of the slide axle on the strip-shaped sliding slot.

[0020] The utility model further sets up: the intermediate connecting piece still includes setting on the fixed end face gear of positioning block, and with the clearance engagement of fixed end face gear of movable end face gear, the sliding axle is rotatively connected on the fixed end face gear, and is fixed on movable end face gear.

[0021] Through adopting above-mentioned technical scheme, utilize the relative rotation and meshing locking between fixed end face gear and movable end face gear, can realize the fixed angle rotation of sliding axle, and then according to the diameter of positioning rib, namely the excircle position of positioning rib and web reinforcement, the inclination angle of limiting cross strip is adjusted, and the operation is simple and fast.

[0022] In conclusion, the beneficial technical effects of the utility model are: through installing frame and magnetic attraction strip positioning one side bottom of web reinforcement, and through the position adjustable limiting vertical strip and limiting cross strip limiting the other side of web reinforcement and positioning rib, it is favorable to improve the welding efficiency and precision of positioning rib on web reinforcement. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the structure schematic diagram of the welding tool of T beam web reinforcement of the utility model.

[0024] Figure 2 It is the local structure schematic diagram of the welding tool of T beam web reinforcement of the utility model.

[0025] Figure 3 It is the connecting relation schematic diagram between limiting vertical strip, limiting cross strip and intermediate connecting piece of the utility model.

[0026] In the drawing, 1, welding support;2, installing frame;3, screw pair;31, screw shaft;32, holding portion;33, transmission nut;34, slide bar;4, limiting vertical strip;41, strip-shaped sliding groove;5, limiting cross strip;51, guide surface;6, magnetic attraction strip;7, intermediate connecting piece;71, sliding axle;72, positioning block;73, fixed end face gear;74, movable end face gear;75, fastener;751, fastening bolt;752, fastening nut. DETAILED DESCRIPTION

[0027] In order to make the technical means, creation features, purposes and effects realized by the utility model more clear and easy to understand, the utility model is further described below in combination with the drawings and specific embodiments.

[0028] REFERENCE Figure 1The utility model discloses a kind of T beam web reinforcement's welding tool, including welding support 1, two groups of installation frame 2 and two screw pairs 3 respectively being arranged in the both sides of welding support 1, limiting vertical strip 4 slidingly connected in installation frame 2 and being arranged in the moving end of screw pair 3, limiting horizontal strip 5 slidingly locked in limiting vertical strip 4 by intermediate connecting piece 7,And magnetic attraction strip 6 being arranged in the bottom wall of installation frame 2.Each installation frame 2 includes a plurality of installation frame 2 being arranged obliquely relative to horizontal plane in the form of a Chinese character, the inner wall of installation frame 2 close to limiting horizontal strip 5, limiting vertical strip 4 and magnetic attraction strip 6 form groove for web reinforcement lap joint between, limiting horizontal strip 5 is arranged relative to the bottom surface of positioning rib, and clearance is reserved between the side surface of limiting vertical strip 4 and the end of limiting horizontal strip 5 for web reinforcement to be set.

[0029] With reference to Figure 2 , screw pair 3 includes a plurality of screw shafts 31 being connected in rotation on welding support 1 and in order, gripping portion 32 being arranged on one of screw shafts 31, transmission nut 33 being threadedly connected on screw shaft 31, and slide bar 34 being arranged on welding support 1.Various screw shafts 31 and the plurality of installation frames 2 in each installation frame 2 are arranged one by one, limiting vertical strip 4 is arranged on transmission nut 33 and slidingly connected on slide bar 34.Screw pair 3 has the advantages of small starting torque and self-locking, can drive limiting vertical strip 4 on slide bar 34 to move at fixed point, to realize accurate control to web reinforcement installation position;In addition, the structural design of screw pair 3 also has higher durability and reliability, ensures the stability performance under long-term use;In practical application, this technical scheme greatly reduces the time of adjustment and calibration, improves production efficiency, and reduces the labor intensity of operator;Through these technical characteristics, the T beam web reinforcement welding tool of the utility model guarantees welding quality, also improves overall production efficiency and economic benefit.

[0030] With reference to Figure 3The outer side surface of the limiting horizontal bar 5 is provided with a guide surface 51 for guiding the positioning rib to overlap on the limiting horizontal bar 5. The limiting vertical bar 4 is provided with a strip-shaped sliding groove 41. The intermediate connecting piece 7 comprises a sliding shaft 71 connected to the strip-shaped sliding groove 41, a positioning block 72, a fixed end face gear 73 arranged on the positioning block 72, a movable end face gear 74 in gap engagement with the fixed end face gear 73, and a fastener 75 penetrating through the positioning block 72 and slidingly locked on the strip-shaped sliding groove 41. One end of the sliding shaft 71 is rotatably connected to the fixed end face gear 73 and fixed to the movable end face gear 74, and the other end of the sliding shaft 71 extends to the outside of the limiting vertical bar 4 and is arranged on the limiting horizontal bar 5. The fastener 75 comprises a fastening bolt 751 penetrating through the positioning block 72 and slidingly connected to the strip-shaped sliding groove 41, and a fastening nut 752 threadedly connected to the fastening bolt 751, and the fastening bolt 751 and the fastening nut 752 are tightly abutted to the two side surfaces of the limiting vertical bar 4 respectively.

[0031] The above structure enables the positioning block 72 to freely move along the strip-shaped sliding groove 41, thereby achieving flexible adjustment of the position of the positioning rib; the sliding locking function of the fastener 75 ensures the stability of the positioning block 72 at the adjusted position, prevents displacement of the positioning block 72 during welding, and guarantees the welding precision; in addition, the end of the sliding shaft 71 extends to the outside of the limiting vertical bar 4 and is arranged on the limiting horizontal bar 5, which not only enhances the stability of the structure, but also facilitates quick positioning and adjustment by the operator; overall, these technical features further improve the precision and operation convenience of the T-beam web steel bar welding tool. In addition, the relative rotation and engagement locking between the fixed end face gear 73 and the movable end face gear 74 enable the sliding shaft 71 to rotate at a fixed angle, and thereby the inclination angle of the limiting horizontal bar 5 can be adjusted according to the diameter of the positioning rib, i.e. the position of the outer tangent surface of the positioning rib and the web steel bar and the limiting horizontal bar 5, which is simple and quick to operate.

[0032] The implementation principle of the embodiment is that the structure design of the welding support 1 enables the tool as a whole to have good rigidity and stability, and can withstand the heat and force generated during welding; the arrangement of the two groups of mounting frames 2 and screw rod pairs 3 enables the limiting vertical bar 4 and the limiting horizontal bar 5 to be accurately adjusted according to the size of the web steel bar and the position of the positioning rib, thereby adapting to the welding requirements of web steel bars of different specifications; the use of the magnetic attraction strip 6 not only facilitates quick positioning of the web steel bar, but also improves the efficiency of welding operation; in addition, the gap design between the limiting vertical bar 4 and the limiting horizontal bar 5 ensures the free penetration of the web steel bar during welding, avoids interference during welding, and can ensure the stability and accuracy of the web steel bar during welding, thereby improving the welding quality and efficiency; in summary, the T-beam web steel bar welding tool of the utility model effectively solves the problems existing in the prior art through its unique structure design, and has significant technical advantages and application value.

[0033] Finally, it is pointed out that the above examples are merely to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalently replaced without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A welding fixture for T-beam web reinforcement, characterized by: The utility model provides a welding support (1), two groups of installation frame (2) and two screw rod pairs (3) are arranged respectively in both sides of welding support (1), the limiting vertical bar (4) of sliding connection in installation frame (2) and being arranged in the moving end of screw rod pair (3), the limiting horizontal bar (5) of sliding locking in limiting vertical bar (4) through intermediate connecting piece (7), and the magnetic attraction strip (6) of being arranged in the bottom wall of installation frame (2), installation frame (2) is arranged relative to horizontal plane to incline, the inner wall of installation frame (2) near limiting horizontal bar (5), limiting vertical bar (4) and magnetic attraction strip (6) form the recess for the lap joint of web reinforcement between them, limiting horizontal bar (5) is arranged relative to the bottom surface of positioning rib, and the clearance for web reinforcement is reserved between the side surface of limiting vertical bar (4) and the end of limiting horizontal bar (5).

2. The welding tooling for T-beam web reinforcement according to claim 1, characterized in that: Each group of installation frame (2) includes a plurality of installation frames (2) arranged in a linear shape.

3. The T-beam web reinforcement welding fixture of claim 2, wherein: The screw rod pair (3) includes a plurality of screw shafts (31) rotationally connected to the welding support (1) and sequentially connected, a transmission nut (33) threadedly connected to the screw shaft (31), and a sliding rod (34) provided on the welding support (1). The plurality of screw shafts (31) and the plurality of installation frames (2) in each group of installation frames (2) are arranged one-to-one. The limiting vertical bar (4) is provided on the transmission nut (33) and is slidingly connected to the sliding rod (34).

4. The T-beam web reinforcement welding fixture of claim 3, wherein: The screw rod pair (3) further includes a holding portion (32) provided on one of the screw shafts (31).

5. The T-beam web reinforcement welding fixture of claim 1, wherein: An outer surface of the limiting horizontal bar (5) is provided with a guide surface (51).

6. The T-beam web reinforcement welding fixture of claim 1, wherein: The limiting vertical bar (4) is provided with a strip-shaped sliding groove (41). The intermediate connecting piece (7) includes a sliding shaft (71) rolling connected to the strip-shaped sliding groove (41), a positioning block (72) mounted on the sliding shaft (71), and a fastener (75) penetrating through the positioning block (72) and slidingly locked in the strip-shaped sliding groove (41). An end portion of the sliding shaft (71) extends to an outside of the limiting vertical bar (4) and is provided on the limiting horizontal bar (5).

7. The T-beam web reinforcement welding fixture of claim 6, wherein: The fastener (75) includes a fastening bolt (751) penetrating through the positioning block (72) and slidingly connected to the strip-shaped sliding groove (41), and a fastening nut (752) threadedly connected to the fastening bolt (751). The fastening bolt (751) and the fastening nut (752) are tightly abutted to two side surfaces of the limiting vertical bar (4), respectively.

8. The T-beam web reinforcement welding fixture of claim 6, wherein: The intermediate connecting piece (7) further includes a fixed face gear (73) provided on the positioning block (72), and a movable face gear (74) gap-engaged with the fixed face gear (73). The sliding shaft (71) is rotationally connected to the fixed face gear (73) and fixed to the movable face gear (74).

Images