阅读说明：本技术 一种可夹紧型吊臂板材焊接用直角夹具 (Right-angle clamp capable of clamping suspension arm plate for welding ) 是由 周曙君 汤井伦 赵公元 陈伟鹏 张海瑞 汪华 薛玉红 于 2021-08-19 设计创作，主要内容包括：本发明公开了一种可夹紧型吊臂板材焊接用直角夹具,包括直角夹具结构和工件夹持架,所述工件夹持架设置在直角夹具结构的上表面,且工件夹持架和直角夹具结构之间嵌入有夹持架调节螺杆,所述直角夹具结构包括夹具主支撑板,所述夹具主支撑板的一端开设有工件焊接口,本发明的工件辅助夹板与工件夹持翼相对的一侧,均设置有可以滑动的滑座,即使工件夹持固定后,也可以通过转动滑座微调螺杆或直接推动滑座粗调杆进行调节工件调节滑座的位置,进而实现了调节两焊接件的间距,更有利于焊接件之间的精准焊接,也可以进行补放焊料；同时调节方式有两种,即转动滑座微调螺杆进行微调,直接推动滑座粗调杆进行粗调,可以根据需求进行切换。(The invention discloses a right-angle clamp for welding a clampable suspension arm plate, which comprises a right-angle clamp structure and a workpiece clamping frame, wherein the workpiece clamping frame is arranged on the upper surface of the right-angle clamp structure, a clamping frame adjusting screw is embedded between the workpiece clamping frame and the right-angle clamp structure, the right-angle clamp structure comprises a clamp main supporting plate, one end of the clamp main supporting plate is provided with a workpiece welding port, and one side of a workpiece auxiliary clamping plate, which is opposite to a workpiece clamping wing, is provided with a sliding seat capable of sliding; meanwhile, the two adjusting modes are adopted, namely, the sliding seat fine adjusting screw rod is rotated to perform fine adjustment, the sliding seat coarse adjusting rod is directly pushed to perform coarse adjustment, and switching can be performed according to requirements.)

1. The utility model provides a can press from both sides tight type davit board right angle anchor clamps for welding, includes right angle anchor clamps structure (1) and work piece holding frame (2), work piece holding frame (2) set up the upper surface at right angle anchor clamps structure (1), and the embedding has holding frame adjusting screw (104), its characterized in that between work piece holding frame (2) and right angle anchor clamps structure (1): the right-angle clamp structure (1) comprises a clamp main support plate (101), a workpiece welding port (102) is formed in one end of the clamp main support plate (101), a screw support seat (103) is arranged at the other end of the clamp main support plate (101), workpiece auxiliary clamping plates (105) are arranged on the left side and the right side of the clamp main support plate (101), slide rails (106) are symmetrically arranged on one sides of the workpiece auxiliary clamping plates (105), a coarse adjusting rod sliding groove (114) is formed between the two corresponding slide rails (106) of each workpiece auxiliary clamping plate (105), a workpiece adjusting slide seat (107) is clamped on the outer side of each slide rail (106), a fine adjusting screw seat (108) is arranged on one side of the bottom end of each workpiece auxiliary clamping plate (105), a slide coarse adjusting rod (110) is fixed at the center of one side of each workpiece adjusting slide seat (107), and a slide fine adjusting screw (109) penetrates through one end of each fine adjusting screw seat (108), the one end of slide fine setting screw rod (109) is provided with coarse adjustment pole connection U type and detains (111), and the embedding has fine setting screw rod staple (112) between slide fine setting screw rod (109) and coarse adjustment pole connection U type detain (111), coarse setting pole spout (114) are run through to the bottom of slide coarse setting pole (110), and run through between the bottom of slide coarse setting pole (110) and coarse setting pole connection U type detain (111) have coarse setting pole staple (113), the outside nestification of slide coarse setting pole (110) has coarse setting pole locking nut (115).

2. The right-angle clamp for welding the clampable boom plate as claimed in claim 1, wherein: work piece holding frame (2) are including work piece main board (201), the left and right sides of work piece main board (201) all is provided with work piece centre gripping wing (202), both ends all are fixed with linkage slide spacing head (205) about work piece centre gripping wing (202), and work piece centre gripping wing (202) the front and back both sides all seted up linkage slide sliding tray (204), the position block that work piece centre gripping wing (202) correspond linkage slide sliding tray (204) has work piece linkage slide (203), linkage slide spacing head (205) and work piece centre gripping wing (202) pass through bolt fixed connection.

3. The right-angle clamp for welding the clampable boom plate as claimed in claim 2, wherein: backup roll mounting groove (221) have evenly been seted up to the upper surface of work piece centre gripping wing (202), the internally mounted of backup roll mounting groove (221) has slip backup roll (222), it has backup roll pivot (223) to imbed between slip backup roll (222) and work piece centre gripping wing (202), and slip backup roll (222) and work piece centre gripping wing (202) are through backup roll pivot (223) swing joint.

4. The right-angle clamp for welding the clampable boom plate as claimed in claim 3, wherein: one side of the workpiece linkage sliding seat (203) is fixedly bonded with an anti-skidding rubber pad B (232), the other side of the workpiece linkage sliding seat (203) is symmetrically provided with a linkage sliding seat sliding head (231), and the size of the linkage sliding seat sliding head (231) is matched with that of the linkage sliding seat sliding groove (204).

5. The right-angle clamp for welding the clampable boom plate as claimed in claim 1, wherein: the center of one side of the workpiece adjusting sliding seat (107) is provided with a coarse adjusting rod connecting seat (172), the other side of the workpiece adjusting sliding seat (107) is fixedly bonded with an anti-skidding rubber pad A (171), and the top end of the sliding seat coarse adjusting rod (110) is fixedly screwed in the coarse adjusting rod connecting seat (172) through threads.

6. The right-angle clamp for welding the clampable boom plate as claimed in claim 1, wherein: the coarse adjustment rod of the sliding seat (110) is connected with a coarse adjustment rod connecting U-shaped buckle (111) through a coarse adjustment rod fixing nail (113) in a movable connection mode, and a coarse adjustment rod locking nut (115) is connected with the coarse adjustment rod of the sliding seat (110) in a screwing mode through threads.

7. The right-angle clamp for welding the clampable boom plate as claimed in claim 1, wherein: the coarse adjustment rod is connected with a U-shaped buckle (111) and a sliding seat fine adjustment screw (109) and is movably connected through a fine adjustment screw fixing nail (112), and the fine adjustment screw fixing nail (112) is connected with the sliding seat fine adjustment screw (109) in a screwing mode through threads.

8. The right-angle clamp for welding the clampable boom plate as claimed in claim 1, wherein: the fine adjustment screw rod (109) of the sliding seat is connected with the fine adjustment screw rod seat (108) in a screwing mode through threads, and the fine adjustment screw rod seat (108) and the workpiece auxiliary clamping plate (105) are of an integrated structure.

9. The right-angle clamp for welding the clampable boom plate as claimed in claim 1, wherein: the clamping frame adjusting screw rod (104) is connected with the screw rod supporting seat (103) in a screwing mode through threads.

10. The right-angle clamp for welding the clampable boom plate as claimed in claim 2, wherein: the included angle of the extension lines of the two auxiliary workpiece clamping plates (105) is 90 degrees, and the included angle of the extension lines of the two workpiece clamping wings (202) is 90 degrees.

Technical Field

The invention belongs to the technical field of welding fixtures, and particularly relates to a right-angle fixture for welding a clampable suspension arm plate.

Background

The crane is a lifting and carrying machine widely used in ports, workshops, electric power, construction sites and other places. The name crane is a uniform title for hoisting machinery. The main of cranes are also truck cranes, crawler cranes and tyre cranes. The crane is used for hoisting equipment, emergency rescue, hoisting, machinery and rescue, the suspension arm is one of core components of the crane, the suspension arm components are welded automatically, but before the robot is welded automatically, the suspension arm components are required to be spliced on a welding fixture, so that the components are extruded firmly and are convenient to weld, and after the welding is finished, manual repair welding is required.

Right angle welding jig is the equipment commonly used for welding, parts such as crane davit need use right angle welding jig in welding process, so that carry out fixed weld between the part, right angle welding jig for CN208467625U if the patent number is just common type, but this right angle welding jig need place two welding piece concatenations when using inside anchor clamps, can not carry out secondary extrusion to the part and press from both sides tightly, interval between two welding pieces of adjustment that can not be accurate, be unfavorable for the accurate welding between the part, also can not carry out the benefit and put the solder, the practicality is relatively poor.

Disclosure of Invention

The invention aims to provide a right-angle clamp for welding a clampable suspension arm plate, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a right-angle clamp capable of clamping a suspension arm plate for welding comprises a right-angle clamp structure and a workpiece clamping frame, wherein the workpiece clamping frame is arranged on the upper surface of the right-angle clamp structure, a clamping frame adjusting screw is embedded between the workpiece clamping frame and the right-angle clamp structure, the right-angle clamp structure comprises a clamp main supporting plate, one end of the clamp main supporting plate is provided with a workpiece welding port, the other end of the clamp main supporting plate is provided with a screw supporting seat, the left side and the right side of the clamp main supporting plate are respectively provided with a workpiece auxiliary clamping plate, one side of each workpiece auxiliary clamping plate is symmetrically provided with slide rail, a coarse adjusting rod sliding groove is formed between the two slide rail corresponding to each workpiece auxiliary clamping plate, the outer side of each slide rail is clamped with a workpiece adjusting slide, one side of the bottom end of each workpiece auxiliary clamping plate is provided with a fine adjusting screw seat, and one side center of each workpiece adjusting slide is fixedly provided with a slide coarse adjusting rod, the one end of fine setting screw rod seat is run through and is had slide fine setting screw rod, the one end of slide fine setting screw rod is provided with coarse setting pole and connects the U type and detain, and the embedding has the fine setting screw rod staple between slide fine setting screw rod and the coarse setting pole connection U type is detained, the bottom of slide coarse setting pole is run through the coarse setting pole spout, and runs through between the bottom of slide coarse setting pole and the coarse setting pole connection U type is detained and has had the coarse setting pole staple, the outside nestification of slide coarse setting pole has coarse setting pole lock nut.

Preferably, the workpiece clamping frame comprises a workpiece main clamping plate, workpiece clamping wings are arranged on the left side and the right side of the workpiece main clamping plate respectively, linkage slide limiting heads are fixed at the left end and the right end of each workpiece clamping wing respectively, linkage slide sliding grooves are formed in the front side and the rear side of each workpiece clamping wing respectively, a workpiece linkage slide is clamped at the position, corresponding to the linkage slide sliding grooves, of each workpiece clamping wing, and the linkage slide limiting heads and the workpiece clamping wings are fixedly connected through bolts.

Preferably, a supporting roller mounting groove is uniformly formed in the upper surface of the workpiece clamping wing, a sliding supporting roller is arranged in the supporting roller mounting groove, a supporting roller rotating shaft is embedded between the sliding supporting roller and the workpiece clamping wing, and the sliding supporting roller and the workpiece clamping wing are movably connected through the supporting roller rotating shaft.

Preferably, an anti-skidding rubber pad B is fixedly bonded to one side of the workpiece linkage sliding seat, linkage sliding seat sliding heads are symmetrically arranged on the other side of the workpiece linkage sliding seat, and the size of each linkage sliding seat sliding head is matched with that of a linkage sliding seat sliding groove.

Preferably, a coarse adjustment rod connecting seat is arranged at the center of one side of the workpiece adjusting sliding seat, an anti-skidding rubber pad A is fixedly bonded to the other side of the workpiece adjusting sliding seat, and the top end of the sliding seat coarse adjustment rod is fixedly screwed in the coarse adjustment rod connecting seat through threads.

Preferably, the U-shaped buckle is connected with the coarse adjustment rod through a coarse adjustment rod fixing nail and is movably connected with the coarse adjustment rod through a coarse adjustment rod locking nut, and the coarse adjustment rod is connected with the sliding base coarse adjustment rod through a thread screwing mode.

Preferably, the U-shaped button is connected to the coarse adjustment rod and the slide fine adjustment screw is movably connected through a fine adjustment screw fixing nail, and the fine adjustment screw fixing nail is connected with the slide fine adjustment screw through a thread in a screwing mode.

Preferably, the slide fine tuning screw and the fine tuning screw seat are connected through threaded screwing, and the fine tuning screw seat and the workpiece auxiliary clamping plate are of an integrated structure.

Preferably, the clamping frame adjusting screw and the screw supporting seat are connected in a screwing mode through threads.

Preferably, the included angle of the extension lines of the two auxiliary workpiece clamping plates is 90 degrees, and the included angle of the extension lines of the two workpiece clamping wings is 90 degrees.

Compared with the prior art, the invention has the beneficial effects that: the sliding seats capable of sliding are arranged on the opposite sides of the workpiece auxiliary clamping plate and the workpiece clamping wings, so that even if a workpiece is clamped and fixed, the position of the workpiece adjusting sliding seat can be adjusted by rotating a sliding seat fine adjustment screw rod or directly pushing a sliding seat coarse adjustment rod, the distance between two welding parts is adjusted, accurate welding between the welding parts is facilitated, and solder can be supplemented; the mode of regulation has two kinds simultaneously, rotates slide fine setting screw rod promptly and finely tunes, directly promotes the slide coarse tuning pole and carries out the coarse tuning, can switch over as required, and the practicality is stronger.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is an enlarged view of the area of FIG. 1A according to the present invention;

FIG. 3 is a schematic view of a partial perspective view of a workpiece clamping wing according to the present invention;

FIG. 4 is a schematic view of a partial three-dimensional structure of a workpiece clamping wing after the workpiece linkage slide seat is disassembled;

FIG. 5 is a schematic perspective view of a workpiece linkage slide according to the present invention;

FIG. 6 is a schematic view of a partial explosion structure of a workpiece adjustment carriage drive of the present invention;

FIG. 7 is a schematic perspective view of a workpiece adjusting slide according to the present invention;

FIG. 8 is a schematic top view of the coarse adjustment rod of the present invention in a coarse adjustment mode after the fixing pin is removed;

in the figure: 1. a right angle clamp structure; 101. a clamp main supporting plate; 102. welding a workpiece port; 103. a screw rod supporting seat; 104. a clamping frame adjusting screw rod; 105. a workpiece auxiliary clamping plate; 106. a slide carriage slide rail; 107. a workpiece adjusting slide seat; 171. an anti-skid rubber pad A; 172. a coarse adjustment rod connecting seat; 108. fine adjustment of the screw seat; 109. a slide seat fine adjustment screw rod; 110. a slide coarse tuning rod; 111. the rough adjusting rod is connected with the U-shaped buckle; 112. finely adjusting screw fixing nails; 113. fixing nails of the rough adjusting rods; 114. a coarse adjustment rod chute; 115. the nut is locked by the coarse adjustment rod; 2. a workpiece holding frame; 201. a workpiece main clamping plate; 202. a workpiece clamping wing; 221. a supporting roller mounting groove; 222. sliding a supporting roller; 223. a supporting roller rotating shaft; 203. a workpiece linkage sliding seat; 231. a linkage slide carriage slider; 232. an anti-skid rubber pad B; 204. a linkage slide carriage sliding groove; 205. a linkage slide limiting head.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, the present invention provides the following technical solutions: a right-angle clamp for welding a clampable suspension arm plate comprises a right-angle clamp structure 1 and a workpiece clamping frame 2, wherein the workpiece clamping frame 2 is arranged on the upper surface of the right-angle clamp structure 1, a clamping frame adjusting screw 104 is embedded between the workpiece clamping frame 2 and the right-angle clamp structure 1, the right-angle clamp structure 1 comprises a clamp main support plate 101, one end of the clamp main support plate 101 is provided with a workpiece welding port 102, the other end of the clamp main support plate 101 is provided with a screw support seat 103, the left side and the right side of the clamp main support plate 101 are respectively provided with a workpiece auxiliary clamping plate 105, one side of the workpiece auxiliary clamping plate 105 is symmetrically provided with slide seat sliding rails 106, the workpiece auxiliary clamping plate 105 is correspondingly provided with a coarse adjusting rod sliding groove 114 between the two slide seat sliding rails 106, the outer side of the slide seat sliding rails 106 is clamped with a workpiece adjusting slide seat 107, and one side of the bottom end of the workpiece auxiliary clamping plate 105 is provided with a fine adjusting screw seat 108, a slide coarse adjustment rod 110 is fixed at the center of one side of the workpiece adjusting slide seat 107, a slide fine adjustment screw 109 penetrates through one end of the fine adjustment screw seat 108, a coarse adjustment rod connecting U-shaped buckle 111 is arranged at one end of the slide fine adjustment screw 109, a fine adjustment screw fixing nail 112 is embedded between the slide fine adjustment screw 109 and the coarse adjustment rod connecting U-shaped buckle 111, a coarse adjustment rod sliding groove 114 penetrates through the bottom end of the slide coarse adjustment rod 110, a coarse adjustment rod fixing nail 113 penetrates between the bottom end of the slide coarse adjustment rod 110 and the coarse adjustment rod connecting U-shaped buckle 111, and a coarse adjustment rod locking nut 115 is nested outside the slide coarse adjustment rod 110.

In order to make the workpiece linkage sliding seat 203 slide on the top surface of the workpiece clamping wing 202 conveniently, in this embodiment, preferably, the workpiece clamping frame 2 includes a workpiece main clamping plate 201, the workpiece clamping wings 202 are disposed on both left and right sides of the workpiece main clamping plate 201, linkage sliding seat limiting heads 205 are fixed on both left and right ends of the workpiece clamping wing 202, and linkage sliding seat sliding grooves 204 are disposed on both front and rear sides of the workpiece clamping wing 202, the workpiece linkage sliding seat 203 is clamped on the workpiece clamping wing 202 at a position corresponding to the linkage sliding groove 204, lubricating oil is applied between the workpiece linkage sliding seat 203 and the workpiece clamping wing 202, and in order to make the workpiece linkage sliding seat 203 convenient to mount and dismount, in this embodiment, preferably, the linkage sliding seat limiting heads 205 and the workpiece clamping wing 202 are fixedly connected through bolts.

In order to make the workpiece interlocking slide 203 slide on the top surface of the workpiece clamping wing 202 conveniently, in the present embodiment, it is preferable that the upper surface of the workpiece clamping wing 202 is uniformly provided with supporting roller mounting grooves 221, a sliding supporting roller 222 is mounted inside the supporting roller mounting grooves 221, a supporting roller rotating shaft 223 is embedded between the sliding supporting roller 222 and the workpiece clamping wing 202, and the sliding supporting roller 222 and the workpiece clamping wing 202 are movably connected through the supporting roller rotating shaft 223.

In order to increase the frictional resistance between the workpiece to be welded and the workpiece linkage sliding base 203, in this embodiment, preferably, an anti-slip rubber pad B232 is bonded and fixed on one side of the workpiece linkage sliding base 203, and linkage sliding base sliding heads 231 are symmetrically arranged on the other side of the workpiece linkage sliding base 203, and the size of the linkage sliding base sliding heads 231 is matched with the size of the linkage sliding base sliding grooves 204.

In order to actively adjust the position of the workpiece adjusting slide 107, in this embodiment, it is preferable that a coarse adjustment rod connecting seat 172 is provided at the center of one side of the workpiece adjusting slide 107, and an anti-slip rubber pad a171 is adhesively fixed to the other side of the workpiece adjusting slide 107, and in order to facilitate the mounting and dismounting of the workpiece adjusting slide 107, in this embodiment, it is preferable that the top end of the slide coarse adjustment rod 110 is screwed and fixed inside the coarse adjustment rod connecting seat 172 through a screw thread.

In order to make the coarse adjustment rod connecting U-shaped buckle 111 conveniently drive the sliding seat coarse adjustment rod 110 to move, in this embodiment, preferably, the sliding seat coarse adjustment rod 110 and the coarse adjustment rod connecting U-shaped buckle 111 are movably connected by a coarse adjustment rod fixing nail 113, and in order to make the sliding seat coarse adjustment rod 110 and the workpiece auxiliary clamp plate 105 capable of being fixed in a limiting manner, in this embodiment, preferably, the coarse adjustment rod locking nut 115 and the sliding seat coarse adjustment rod 110 are connected by screwing through threads, and the coarse adjustment rod locking nut 115 is screwed tightly, so that the sliding seat coarse adjustment rod 110 and the workpiece auxiliary clamp plate 105 are fixed firmly.

In order to facilitate the installation of the coarse adjustment rod connection U-shaped buckle 111, in this embodiment, it is preferable that the coarse adjustment rod connection U-shaped buckle 111 and the slide fine adjustment screw 109 are movably connected by a fine adjustment screw fixing nail 112, and the fine adjustment screw fixing nail 112 and the slide fine adjustment screw 109 are screwed together.

In order to enable the slide fine adjustment screw 109 to drive the workpiece adjustment slide 107 to move for fine adjustment, in this embodiment, it is preferable that the slide fine adjustment screw 109 and the fine adjustment screw seat 108 are connected by screwing, and the fine adjustment screw seat 108 and the workpiece auxiliary clamping plate 105 are of an integral structure.

In order to enable the clamping frame adjusting screw 104 to drive the workpiece clamping frame 2 to move, in the embodiment, preferably, the clamping frame adjusting screw 104 and the screw supporting seat 103 are connected by screwing.

In order to facilitate the clamping of the workpiece holding frame 2 and the workpiece auxiliary clamping plate 105 to the workpiece to be welded, in the present embodiment, it is preferable that the extension line angle of the two workpiece auxiliary clamping plates 105 is 90 °, and the extension line angle of the two workpiece holding wings 202 is 90 °.

The working principle and the using process of the invention are as follows: after the workpiece is installed, firstly, the installation fixing and safety protection of the workpiece clamping device are checked, then the workpiece clamping device can be used, when the workpiece clamping device is used, firstly, the clamping frame adjusting screw 104 is screwed and rotated, so that the distance between the workpiece linkage sliding seat 203 and the workpiece adjusting sliding seat 107 can be used for putting down a workpiece to be welded, then, the workpiece to be welded is respectively put between the workpiece linkage sliding seat 203 and the workpiece adjusting sliding seat 107, and the clamping frame adjusting screw 104 is screwed and rotated, so that the workpiece is clamped by the workpiece linkage sliding seat 203 and the workpiece adjusting sliding seat 107; when the distance between the two welding parts needs to be roughly adjusted or the two welding parts need to be in close contact, the fixing nail 113 of the rough adjusting rod is detached, the sliding seat rough adjusting rod 110 is pushed by hand, the welding parts to be welded are in close contact, and the locking nut 115 of the rough adjusting rod is screwed and screwed, so that the welding can be carried out; when the distance between two welding parts needs to be finely adjusted, the sliding seat fine adjustment screw 109 is rotated by hand, so that the sliding seat fine adjustment screw 109 drives the coarse adjustment rod to be connected with the U-shaped buckle 111 to move, the coarse adjustment rod is connected with the U-shaped buckle 111 to drive the sliding seat coarse adjustment rod 110 and the workpiece adjusting sliding seat 107 to move, further, the workpiece is driven to be finely adjusted, when the distance between the two workpieces is suitable, the adjustment is completed, and at the moment, the coarse adjustment rod locking nut 115 is screwed up in a screwing manner to be welded.

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