CN215144928U - Drill jig for drilling holes in telescopic attachment frame upper connecting rod - Google Patents

Abstract

The utility model discloses a drill jig for drilling a connecting rod on a telescopic attachment frame, which comprises clamping plates, an upper limiting mechanism, a lower limiting mechanism and a drill jig, wherein the clamping plates are arranged on two sides of the connecting rod, a tensioning component is arranged between the two clamping plates, and the two clamping plates are clamped on the outer walls of the two sides of the connecting rod through the tensioning component; an upper limiting mechanism and a lower limiting mechanism are arranged on the inner side surface of each clamping plate, and the upper and lower positioning and clamping of the clamping plate are tried in a mode that the upper and lower limiting mechanisms are closed to the middle; be provided with the jig on the grip block, when processing to the inner boom, can operate telescopic attachment frame connecting rod's interior pole and a plurality of holes coaxial on the outer boom, prevent simultaneously when processing the inner boom hole with the hole destruction on the outer boom, stability when guaranteeing the assembly, the hole on the while once only can processing a plurality of interior poles, the corresponding improvement of efficiency of processing like this, the precision also obtains corresponding assurance simultaneously.

Description

Drill jig for drilling holes in telescopic attachment frame upper connecting rod

Technical Field

The utility model relates to a tower machine parts machining equipment field, concretely relates to drill jig of connecting rod drilling on telescopic attachment frame.

Background

The existing attachment frame is fixedly connected with a wall body through a telescopic rod, the length of the telescopic rod is adjusted according to the distance between a tower crane and the wall body, pin holes need to be drilled in an inner rod after an outer rod and an inner rod of the telescopic rod are machined, bolts are inserted into the pin holes of the inner rod and the outer rod, so that the positions of the inner rod and the outer rod are determined, when the bolts are inserted into the inner rod and the outer rod, a plurality of bolts are inserted into the inner rod and the outer rod, so that the position relation between a plurality of holes in the inner rod and the holes in the outer rod needs to be ensured when the inner rod is drilled (namely the coaxiality between the holes in the inner rod and the holes in the outer rod needs to be ensured), the inner rod is directly drilled through the holes in the outer rod through a drill in the past, so that the size of the holes in the outer rod is easily enlarged, the bolts are not tightly matched with the holes in the outer rod, and after assembly, the inner rod and the outer rod are loosened, the cooperation is unstable between interior pole and the outer pole like this, when punching the processing simultaneously at every turn, need punch through artifical an solitary one, and the efficiency ratio of work is lower like this, can't guarantee simultaneously the axiality in pole and the hole between the outer pole, can't guarantee in the time of assembling like this and can assemble successfully.

Disclosure of Invention

The utility model provides a be not enough to above-mentioned prior art, the utility model provides a drilling jig of connecting rod drilling on telescopic attachment frame, when processing internal rod, can operate telescopic attachment frame connecting rod's interior pole and outer pole on a plurality of holes coaxial, prevent simultaneously when processing the interior pole hole with the hole breakage on the outer pole, stability when guaranteeing the assembly, the hole on a plurality of interior poles can be processed to the while disposable, the corresponding improvement of efficiency of processing like this, the precision also obtains corresponding assurance simultaneously.

In order to achieve the above purpose, the utility model discloses a scheme: a drill jig for drilling a connecting rod on a telescopic attachment frame comprises clamping plates, an upper limiting mechanism, a lower limiting mechanism and a drill jig, wherein the clamping plates are arranged on two sides of the connecting rod, a tensioning assembly is arranged between the two clamping plates, and the two clamping plates are clamped on the outer walls of the two sides of the connecting rod through the tensioning assembly; an upper limiting mechanism and a lower limiting mechanism are arranged on the inner side surface of each clamping plate, and the upper and lower positioning and clamping of the clamping plate are tried in a mode that the upper and lower limiting mechanisms are closed to the middle; the clamping plate is provided with a drill jig, the drill jig is provided with a plurality of drilling sleeves arranged at equal intervals, one side of one drilling sleeve is provided with a positioning column inserted into the drilling sleeve, and the positioning column penetrates through holes in the drilling sleeve and the connecting rod outer rod to realize positioning.

Preferably, stop gear includes limiting plate and self-holding subassembly from top to bottom, wherein all is provided with the sliding tray of vertical setting on clamping plate medial surface both ends, and it has gliding sliding block in the sliding tray to embed in the sliding tray, distributes from top to bottom at the limiting plate divide into two and two limiting plates, and every limiting plate is fixed with the sliding block that corresponds, is provided with the self-holding subassembly between two limiting blocks, realizes two limiting block synchronous motion and presss from both sides tightly the connecting rod through the self-holding subassembly.

Preferably, the bottom surface at upper limiting plate and the top surface of lower floor's limiting plate open and have the embedded groove, are provided with the leading wheel in the embedded groove, are provided with the spring between leading wheel and embedded groove, and when the limiting plate compressed tightly the connecting rod, in the leading wheel retraction embedded groove, when the synchronous motion subassembly loosened, the outstanding embedded groove of leading wheel contacted with the connecting rod outer wall, the removal of the jig of being convenient for like this.

Preferably, the tensioning assembly comprises a fixed plate and a telescopic assembly, the fixed plate is fixed on the outer wall of each drilling jig, the telescopic assembly is arranged between the fixed plates between the two drilling jigs, and the clamping plates are clamped on the connecting rods through the telescopic assemblies.

Compared with the prior art, the utility model discloses the advantage lies in: when processing interior pole, a plurality of holes are coaxial on can operating telescopic interior pole and the outer pole that adheres to a connecting rod, prevent simultaneously to destroy the hole on the outer pole when processing interior pole hole, stability when guaranteeing the assembly, the hole on the while disposable pole that can process in a plurality of simultaneously, the corresponding improvement of efficiency of processing like this, the precision also obtains corresponding assurance simultaneously.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view of the upper and lower limiting mechanisms of the present invention.

The automatic clamping device comprises a clamping plate 1, a clamping plate 1.1, a tensioning assembly 1.2, a fixing plate 1.3, a telescopic assembly 2, an upper limiting mechanism, a lower limiting mechanism, a sliding groove 2.1, a limiting plate 2.2, an embedded groove 2.3, an automatic clamping assembly 2.4, a guide wheel 2.5, a spring 2.6, a drilling jig 3.1, a drilling sleeve 3.2 and a positioning column.

Detailed Description

The present invention will now be further elucidated with reference to the accompanying drawings.

As shown in fig. 1-3, a drill jig 3 for drilling a connecting rod on a telescopic attachment frame comprises clamping plates 1, an upper limiting mechanism 2, a lower limiting mechanism 2 and a drill jig 3, wherein the clamping plates 1 for clamping the connecting rod are arranged on the left side and the right side of the connecting rod, a tensioning assembly 1.1 is arranged between the two clamping plates 1, and the two clamping plates 1 are clamped on the outer walls of the two sides of the connecting rod through the tensioning assembly 1.1, so that the connecting rod is clamped; an upper limiting mechanism 2 and a lower limiting mechanism 2 are arranged on the inner side surface of each clamping plate 1, and the upper and lower positioning and clamping of the clamping plates are realized in a mode that the upper and lower limiting mechanisms 2 are close to the middle, so that the height of the clamping plates 1 is limited, and the relative positions of the clamping plates 1 and the connecting rods are ensured; the drill jig 3 is fixed on the clamping plate 1 in a welding mode, a plurality of drilling sleeves 3.1 which are arranged at equal intervals are arranged on the drill jig 3, a positioning column 3.2 which is inserted into the drilling sleeve 3.1 is arranged on one side of one of the drilling sleeves 3.1, the positioning column 3.2 penetrates through the drilling sleeve 3.1 and a hole in an outer rod of the connecting rod, positioning is achieved in this way, the inner rod of the connecting rod is drilled through the drill jig 3, the positions of the connecting rod and the drill jig 3 are guaranteed through the clamping plate 1, the position relation of the hole in the inner rod is guaranteed, positioning is achieved through a bolt, limiting is achieved through the drill jig 3, the position relation of the hole in the inner rod is guaranteed in this way, and the hole in the outer rod can be prevented from being damaged through the drill jig 3.

The upper and lower limiting mechanisms 2 comprise limiting plates 2.2 and automatic clamping components 2.6, wherein, the two ends of the inner side surface of the clamping plate 1 are both provided with vertically arranged sliding grooves 2.1 (convex grooves), a sliding block (convex block) sliding in the sliding groove 2.1 is embedded in the sliding groove 2.1, the limiting plates 2.2 are divided into two, the two limiting plates 2.2 are distributed up and down, each limiting plate 2.2 is fixed with the corresponding sliding block in a welding way, be provided with self-holding subassembly 2.6 between two stoppers (self-holding subassembly 2.6 is promptly electric jack, and electric jack is close to both ends respectively with two sliding blocks in same sliding tray 2.1 mutually and is connected, realizes drawing close each other and keeping away from of sliding block through electric jack), realizes two stopper synchronous motion and press from both sides tightly the connecting rod through self-holding subassembly 2.6, guarantees the upper and lower relative relation of clamp plate 1 and connecting rod like this.

The bottom surface of the upper limiting plate 2.2 and the top surface of the lower limiting plate 2.2 are provided with embedded grooves 2.3, guide wheels 2.4 are embedded in the embedded grooves 2.3, springs 2.5 are arranged between the guide wheels 2.4 and the embedded grooves 2.3 (a telescopic rod is fixed between the guide wheels 2.4 and the embedded grooves 2.3 in a welding mode, springs 2.5 are sleeved on the telescopic rod, the guide wheels 2.4 are outwards extruded through the springs 2.5 and are in contact with the connecting rod), when the limiting plates 2.2 tightly press the connecting rod, the guide wheels 2.4 are retracted into the embedded grooves 2.3, the clamping plate 1 cannot move, when the synchronous moving assembly is loosened, the guide wheels 2.4 protrude out of the embedded grooves 2.3 and are in contact with the outer wall of the connecting rod, so that the movement and position adjustment of the drilling jig 3 are facilitated, the difficulty in adjustment is reduced, manual carrying is not needed, the adjustment can be realized by directly pushing, and a plurality of holes in the inner rod can be processed through the movement of the drilling jig 3.

The tensioning assembly 1.1 comprises a fixed plate 1.2 and a telescopic assembly 1.3, the fixed plate 1.2 is fixed on the outer wall of each drill jig 3 in a welding mode, the telescopic assembly 1.3 is fixed between the fixed plates 1.2 between the two drill jigs 3 in a welding mode, and the clamping plate 1 is clamped on the connecting rod through the telescopic assembly 1.3; the fixed plate 1.2 on every jig 3 is upper and lower two, is fixed with flexible subassembly 1.3 through the welded mode on the fixed plate 1.2 that two jigs 3 correspond, and flexible subassembly 1.3 connects the pneumatic cylinder, and it is tight to realize pressing from both sides tightly two clamp plates 1 through the pneumatic cylinder, is convenient for like this taut.

Claims (4)

1. A drill jig for drilling a connecting rod on a telescopic attachment frame comprises clamping plates, an upper limiting mechanism, a lower limiting mechanism and a drill jig, and is characterized in that the clamping plates are arranged on two sides of the connecting rod, a tensioning assembly is arranged between the two clamping plates, and the two clamping plates are clamped on the outer walls of the two sides of the connecting rod through the tensioning assembly; an upper limiting mechanism and a lower limiting mechanism are arranged on the inner side surface of each clamping plate, and the upper and lower positioning and clamping of the clamping plate are tried in a mode that the upper and lower limiting mechanisms are closed to the middle; the clamping plate is provided with a drill jig, the drill jig is provided with a plurality of drilling sleeves arranged at equal intervals, one side of one drilling sleeve is provided with a positioning column inserted into the drilling sleeve, and the positioning column penetrates through holes in the drilling sleeve and the connecting rod outer rod to realize positioning.

2. The drill jig for drilling the connecting rod on the telescopic attachment frame according to claim 1, wherein the upper limiting mechanism and the lower limiting mechanism comprise limiting plates and automatic clamping assemblies, wherein sliding grooves which are vertically arranged are formed in two ends of the inner side surface of each clamping plate, sliding blocks which slide in the sliding grooves are embedded in the sliding grooves, the limiting plates are divided into two limiting plates which are vertically distributed, each limiting plate is fixed with the corresponding sliding block, the automatic clamping assemblies are arranged between the two limiting plates, and the two limiting plates can synchronously move and clamp the connecting rod through the automatic clamping assemblies.

3. The drill jig for drilling the connecting rod on the telescopic attachment frame according to claim 2, wherein the bottom surface of the upper limiting plate and the top surface of the lower limiting plate are provided with embedded grooves, guide wheels are arranged in the embedded grooves, springs are arranged between the guide wheels and the embedded grooves, when the limiting plates compress the connecting rod, the guide wheels retract into the embedded grooves, and when the synchronous moving assemblies are loosened, the guide wheels protrude out of the embedded grooves to be in contact with the outer wall of the connecting rod, so that the drill jig is convenient to move.

4. The drill jig for drilling the connecting rod on the telescopic attachment frame as claimed in claim 3, wherein the tensioning assembly comprises a fixing plate and a telescopic assembly, the fixing plate is fixed on the outer wall of the drill jig, the telescopic assembly is arranged between the fixing plates between the two drill jigs, and the clamping plate is clamped on the connecting rod through the telescopic assembly.

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