CN209902544U - Welding positioning tool for left bracket of excavator - Google Patents
Welding positioning tool for left bracket of excavator Download PDFInfo
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- CN209902544U CN209902544U CN201920465753.8U CN201920465753U CN209902544U CN 209902544 U CN209902544 U CN 209902544U CN 201920465753 U CN201920465753 U CN 201920465753U CN 209902544 U CN209902544 U CN 209902544U
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Abstract
The utility model relates to the technical field of excavator machinery, in particular to an excavator left bracket welding positioning tool, which comprises a base, wherein the upper side surface of the base is provided with a first positioning table, a second positioning table, a third positioning table, a fourth positioning table and a fifth positioning table, the table surface of the first positioning table is used for placing a first transverse plate, and the table surface is provided with a first positioning pin; the table top of the second positioning table is in an inclined plane shape and is used for supporting the left end of the convex frame; the table top of the third positioning table is used for supporting the upper end of the convex frame, and a second positioning pin is detachably arranged on the table top; the lower end of the third positioning table is also provided with a third positioning pin; the table top of the fourth positioning table is used for placing a second transverse plate, and a fourth positioning pin is arranged on the table top; the table top of the fifth positioning table is used for supporting the right end of the convex frame and placing a third transverse plate, and a fifth positioning pin is arranged on the table top. The utility model discloses the location is firm, simple structure, convenient operation, can effectively improve welding precision and welding quality.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an excavator machinery technical field, in particular to excavator left socle welding position frock.
[ background of the invention ]
The excavator is the most common engineering machinery equipment, the left bracket of the excavator needs to be spliced and then welded in the actual production process, and the components of the left bracket need to be positioned in order to ensure the welding precision and the welding quality in the welding operation. As shown in fig. 1, the excavator left bracket generally comprises a convex frame, a first transverse plate, a second transverse plate and a third transverse plate, and each part has high requirements on size, position, verticality and the like when being spliced and positioned. It is common today to press the components manually or to clamp them using conventional machine clamps. The manual fixation has the disadvantages of time and labor consumption, low efficiency and difficulty in ensuring the stability and precision of the matching of each part for a long time. And adopt ordinary quick-witted anchor clamps to fix a position, because of lack targeted and the location external member that matches, only press from both sides tight a part during the location, another part easily squints, can produce when even welding and rock, so still can not firm to the whole welding implementation of left socle effectual location.
[ Utility model ] content
In order to solve the problem, an object of the utility model is to provide an excavator left socle welding position frock, this excavator left socle welding position frock is applicable to the left socle of 906e, 908d excavator, and its location is firm, simple structure, convenient operation, can effectively improve welding precision and welding quality.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the utility model provides an excavator left socle welding position frock, includes the base, the side of going up of base sets gradually following device along its left to right direction:
the table surface of the first positioning table is used for placing the first transverse plate in parallel, and a first positioning pin for tightly pressing the first transverse plate is arranged on the table surface;
the table top of the second positioning table is lower than that of the first positioning table, is in an inclined plane shape, is inclined downwards along the direction departing from the side of the first positioning table, and is used for supporting the left end of the convex frame;
the table top of the third positioning table is higher than that of the first positioning table and is used for supporting the upper end of the convex frame, and a second positioning pin for fixing the upper end of the convex frame is detachably arranged on the table top; the lower end of the third positioning table is also provided with a third positioning pin for fixing the lower end of the convex frame;
the table top of the fourth positioning table is as high as the first positioning table and the fifth positioning table, the second transverse plate is placed in parallel with the table top of the fourth positioning table, and the fourth positioning pin for tightly pressing the second transverse plate is arranged on the table top;
and the table surface of the fifth positioning table is used for supporting the right end of the convex frame and placing the third transverse plate in parallel, and a fifth positioning pin for tightly pressing the third transverse plate is arranged on the table surface.
Furthermore, the first positioning pin comprises a first fixing plate, a first screw rod and a first limiting rod, the first fixing plate is movably mounted on the table top of the first positioning table and is parallel to the table top of the first positioning table, a first through groove which enables the upper side surface and the lower side surface of the first fixing plate to be mutually communicated is formed in the first fixing plate, and the first through groove extends along the left-right direction of the first fixing plate; one end of the first screw rod penetrates through the first through groove and vertically extends into the table top of the first positioning table, the first screw rod is connected with the first through groove in a sliding mode and is in threaded connection with the table top of the first positioning table, a first nut is arranged at the other end of the first screw rod, the first nut is abutted to the upper side face of the first fixing plate when the first screw rod is screwed into the first positioning table top, and the first screw rod is far away from the upper side face of the first fixing plate when screwed out of the table top of the first positioning table; the first limiting rod is fixedly installed on the table top of the first positioning table, the length direction of the first limiting rod is parallel to the left and right directions of the table top of the first positioning table, and the first limiting rod is in parallel contact with and is in sliding connection with the front side edge of the first fixing plate.
Furthermore, a circular bulge is arranged on the table top of the second positioning table and matched with the circular hole at the left end of the convex frame.
Furthermore, the third positioning table comprises a first vertical plate, a second vertical plate and a top plate, the first vertical plate is perpendicular to the left-right direction of the base, the second vertical plate is perpendicular to the front-back direction of the base, the first vertical plate and the second vertical plate are mutually and vertically connected, and the second vertical plate is located behind the first vertical plate; the top plate is parallel to the upper side face of the base and is installed at the upper end parts of the first vertical plate and the second vertical plate.
Further, the second positioning pin comprises a U-shaped clamp plate and a stud, a U-shaped opening of the U-shaped clamp plate faces downwards and is clamped on the top plate, one end of the stud penetrates through the U-shaped clamp plate and abuts against the top plate, and the stud is in threaded connection with the U-shaped clamp plate; the third positioning pin comprises a pressing sheet and an adjusting rod, one end of the pressing sheet is rotatably arranged on the front side surface of the first vertical plate through a rotating shaft, and the rotating surface of the pressing sheet is perpendicular to the front-back direction of the base; the adjusting rod is perpendicular to the first vertical plate, one end of the adjusting rod penetrates through the first vertical plate and is in threaded connection with the first vertical plate, an adjusting block is fixedly arranged at the other end of the adjusting rod, the adjusting block is in threaded connection with the first vertical plate, so that when the adjusting block moves towards the direction close to the first vertical plate, the adjusting block and the pressing piece are in contact with one end, far away from the rotating shaft, of the pressing piece and drive the pressing piece to move towards the side close to the first vertical plate.
Furthermore, the fourth positioning pin comprises a second fixing plate and a second screw rod, the second fixing plate is movably mounted on the table top of the fourth positioning table and is parallel to the table top of the fourth positioning table, a second through groove for enabling the upper side surface and the lower side surface of the second fixing plate to be communicated with each other is formed in the second fixing plate, and the second through groove extends along the front-back direction of the second fixing plate; one end of the second screw rod penetrates through the second through groove and vertically extends into the table top of the fourth positioning table, the second screw rod is connected with the second through groove in a sliding mode and is in threaded connection with the table top of the fourth positioning table, a second nut is arranged at the other end of the second screw rod and abuts against the side face of the second fixing plate when the second screw rod is screwed into the fourth positioning table top, and the upper side face of the second fixing plate is far away when the second screw rod is screwed out of the table top of the fourth positioning table.
Furthermore, the fifth positioning pin comprises a third fixing plate, a third screw and a second limiting rod, the third fixing plate is movably mounted on the table top of the fifth positioning table and is parallel to the table top of the fifth positioning table, a third through groove which enables the upper side surface and the lower side surface of the third fixing plate to be communicated with each other is formed in the third fixing plate, and the third through groove extends along the left-right direction of the third fixing plate; one end of the third screw rod penetrates through the third through groove and vertically extends into the table top of the fifth positioning table, the third screw rod is connected with the third through groove in a sliding mode and is in threaded connection with the table top of the fifth positioning table, a third screw cap is arranged at the other end of the third screw rod, the third screw cap abuts against the upper side face of the third fixing plate when the third screw rod is screwed into the fifth positioning table top, and the third screw rod is far away from the upper side face of the third fixing plate when the third screw rod is screwed out of the table top of the fifth positioning table; the second limiting rod is fixedly installed on the table top of the fifth positioning table, the length direction of the second limiting rod is parallel to the left and right directions of the table top of the fifth positioning table, and the second limiting rod is in parallel contact with and is in sliding connection with the front side edge of the third fixing plate.
Furthermore, the front side edge and the rear side edge of the table surface of the first positioning table are respectively provided with a first clamping plate for limiting the first transverse plate; the front side edge and the rear side edge of the table surface of the second positioning table are respectively provided with a second clamping plate for limiting the left end of the convex frame; and the front side and the rear side of the table surface of the fifth positioning table are respectively provided with a third clamping plate for limiting the right end of the convex frame.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
1. the utility model discloses in, through right the setting of base, first location platform, second location platform, third location platform, fourth location platform and fifth location platform can fix a position each part in the excavator left socle firmly, and the convenience is welded this excavator left socle.
2. The utility model provides a be applicable to 906e or 908d excavator left socle welding position frock, its location is firm, simple structure, convenient operation, compares in artifical location, and its location efficiency and precision are high, can save man-hour and manpower. And compare conventional universal quick-witted anchor clamps, it can implement comprehensive location to protruding shape frame, first diaphragm, second diaphragm and the third diaphragm on the left socle, effectively prevents the skew between each part and rocks, and very big improvement location fit precision and stability ensure welding quality's promotion.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of the excavator left bracket of the present invention.
Fig. 2 is a schematic structural diagram of the welding positioning tool of the present invention.
Fig. 3 is the utility model discloses the structure sketch map of excavator left socle installation on welding position frock.
Fig. 4 is an enlarged view of a in fig. 3.
Fig. 5 is an enlarged view of B in fig. 3.
Fig. 6 is an enlarged view of C in fig. 3.
Fig. 7 is an enlarged view of D in fig. 3.
Description of the main elements
In the figure: 1. a left bracket; 11. a convex frame; 12. a first transverse plate; 13. a second transverse plate; 14. a third transverse plate; 2. welding and positioning a tool; 3. a base; 4. a first positioning table; 5. a second positioning table; 6. a third positioning table; 61. a first vertical plate; 62. a second vertical plate; 63. a top plate; 7. a fourth positioning table; 8. a fifth positioning table; 9. a first positioning pin; 91. a first fixing plate; 911. a first through groove; 92. a first screw; 921. a first nut; 93. a first limit rod; 10. a circular protrusion; 20. a second positioning pin; 201. a U-shaped splint; 202. a stud; 30. a third positioning pin; 301. tabletting; 3011. a rotating shaft; 302. adjusting a rod; 3021. an adjusting block; 40. a fourth positioning pin; 401. a second fixing plate; 4011 a second through slot; 402. a second screw; 4021. a second nut; 50. a fifth positioning pin; 501. a third fixing plate; 5011. a third through groove; 502. a third screw; 5021. a third nut; 503. a second limiting rod; 60. a first clamping plate; 70. a second clamping plate; 80. and a third clamping plate. The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The drawings are only for purposes of illustration and are not intended to be limiting, certain elements of the drawings may be omitted, enlarged or reduced to better illustrate the embodiments of the present invention, and do not represent the size of the actual product, and it is understood that some well-known structures, elements and descriptions thereof in the drawings may be omitted for persons skilled in the art.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the excavator left bracket 1 includes a convex frame 11, a first cross plate 12, a second cross plate 13 and a third cross plate 14.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a welding and positioning tool 2 for a left bracket 1 of an excavator comprises a base 3, wherein the following devices are sequentially arranged on the upper side surface of the base 3 along the left-to-right direction: a first positioning table 4, a second positioning table 5, a third positioning table 6, a fourth positioning table 7 and a fifth positioning table 8.
The table top of the first positioning table 4 is a horizontal plane and is used for placing a first transverse plate 12 in the excavator left support 1 in parallel, and a first positioning pin 9 for pressing the first transverse plate 12 is arranged on the table top. Specifically, the first positioning pin 9 includes a first fixing plate 91, a first screw 92 and a first limiting rod 93, the first fixing plate 91 is movably mounted on the table top of the first positioning table 4 and is parallel to the table top of the first positioning table 4, a first through groove 911 is formed in the first fixing plate 91 to enable the upper side surface and the lower side surface of the first fixing plate to be communicated with each other, and the first through groove 911 extends along the left-right direction of the first fixing plate 91. One end of the first screw 92 penetrates through the first through groove 911 and vertically extends into the table top of the first positioning table 4, the first screw 92 is slidably connected with the first through groove 911 and is in threaded connection with the table top of the first positioning table 4, and the first fixing plate 91 can slide left and right and up and down relative to the first screw 92. The other end of first screw rod 92 is equipped with first nut 921, first nut 921 with the side butt on first fixed plate 91 when first screw rod 92 screw in 4 mesas of first locating platform, with first fixed plate 91 presss from both sides tightly on 4 mesas of first locating platform to keep away from the side on first fixed plate 91 when first screw rod 92 back-out 4 mesas of first locating platform, in order to incite somebody to action first fixed plate 91 is loosened with 4 mesas of first locating platform. First gag lever post 93 fixed mounting is on first locating stage 4 mesa, and its length direction is on a parallel with the left and right sides direction of first locating stage 4 mesa, and it just right with first fixed plate 91 and with the parallel contact of the preceding side of first fixed plate 91 and sliding connection, first gag lever post 93 can make first fixed plate 91 keep along its left and right sides slip of direction. Before placing first diaphragm 12 on first locating table 4 mesa, should be with first fixed plate 91 slides left, places first diaphragm 12 on first locating table 4 mesa again to make it be located the right-hand member of first fixed plate 91, then slides first fixed plate 91 right, makes the left end of first diaphragm 12 is located between first locating table 4 mesa and first fixed plate 91, at last with first screw 92 screw in first locating table 4 mesa, thereby realize that first nut 921 presss from both sides first fixed plate 91 tightly on first locating table 4 and realizes that first diaphragm 12 is compressed tightly on first locating table 4 mesa, but the right-hand member of first diaphragm 12 is located the first fixed plate 91 outside, convenient welding.
The table top of the second positioning table 5 is lower than the table top of the first positioning table 4 and is in an inclined plane shape, the table top inclines downwards along the direction departing from the side of the first positioning table 4, and the table top of the second positioning table 5 is used for supporting the left end of the convex frame 11. Specifically, a circular protrusion 10 is arranged on the table top of the second positioning table 5, and the circular protrusion 10 is matched with a circular hole at the left end of the convex frame 11, so that the left end of the convex frame 11 can be better supported.
Referring to fig. 1, 2, 3 and 5, the third positioning table 6 has a horizontal surface, a table surface higher than the table surface of the first positioning table 4, and the table surface is used for supporting the upper end of the convex frame 11, specifically, the third positioning table 6 includes a first vertical plate 61, a second vertical plate 62 and a top plate 63, the first vertical plate 61 is perpendicular to the left-right direction of the base 3, the second vertical plate 62 is perpendicular to the front-back direction of the base 3, the two vertical plates are perpendicular to each other, and the second vertical plate 62 is located behind the first vertical plate 61; the top plate 63 is parallel to the upper side of the base 3 and is mounted at the upper end of the first vertical plate 61 and the second vertical plate 62. And a second positioning pin 20 for fixing the upper end of the convex frame 11 is detachably arranged on the table top of the third positioning table 6. Specifically, the second positioning pin 20 includes a U-shaped clamp plate 201 and a stud 202, a U-shaped opening of the U-shaped clamp plate 201 faces downward and is clamped on the top plate 63, one end of the stud 202 passes through the U-shaped clamp plate 201 and abuts against the top plate 63, the stud 202 is in threaded connection with the U-shaped clamp plate 201, and after the stud 202 abuts against the top plate 63 through connection with the U-shaped clamp plate 201, the U-shaped clamp plate 201 is clamped on the top plate 63. The lower end of the third positioning table 6 is also provided with a third positioning pin 30 for fixing the lower end of the convex frame 11; specifically, the third positioning pin 30 includes a pressing plate 301 and an adjusting rod 302, one end of the pressing plate 301 is rotatably mounted on the front side surface of the first vertical plate 61 through a rotating shaft 3011, and the rotating surface of the pressing plate is perpendicular to the front-back direction of the base 3; the adjusting rod 302 is perpendicular to the first vertical plate 61, one end of the adjusting rod passes through the first vertical plate 61 and is in threaded connection with the first vertical plate 61, the other end of the adjusting rod is fixedly provided with an adjusting block 3021, and the adjusting block 3021 protrudes out of the front side surface of the first vertical plate 61; when the adjusting rod 302 is in threaded connection with the first vertical plate 61, so that the adjusting block 3021 moves towards the direction close to the first vertical plate 61, the adjusting block 3021 contacts with one end of the pressing sheet 301 far away from the rotating shaft 3011 and drives the pressing sheet 301 to move towards the side close to the first vertical plate 61.
The protruding frame 11 is established after the third locating platform 6 goes up, and its left end supports on the 5 mesas of second locating platform, and the upper end supports on the last side of roof 63, and front end and first riser 61 butt, rear end and second riser 62 butt, the lower extreme is located the top of third locating pin 30. Before welding, an operator can clamp the U-shaped clamping plate 201 on the upper end of the convex frame 11, so that the convex frame 11 is located between the top plate 63 and the U-shaped clamping plate 201, and then the stud 202 is screwed, so that the upper end of the convex frame 11 can be fixed. And then, the adjusting rod 302 is rotated, so that the pressing sheet 301 is rotated to clamp the lower end of the convex frame 11 between the pressing sheet 301 and the front side surface of the first vertical plate 61, and the lower end of the convex frame 11 can be fixed.
Referring to fig. 1, 2, 3 and 6, the top of the fourth positioning table 7 is a horizontal plane and is equal in height to the first positioning table 4 and the fifth positioning table 8, the fourth positioning table 7 is located inside the convex frame 11, the top of the fourth positioning table is used for placing the second transverse plate 13 in parallel, and a fourth positioning pin 40 for pressing the second transverse plate 13 is arranged on the top of the fourth positioning table. Specifically, the fourth positioning pin 40 includes a second fixing plate 401 and a second screw 402, the second fixing plate 401 is movably mounted on the table top of the fourth positioning table 7 and is parallel to the table top of the fourth positioning table 7, a second through groove 4011 is formed in the second fixing plate 401, and the upper and lower side surfaces of the second through groove 4011 are communicated with each other, and the second through groove 4011 extends along the front-back direction of the second fixing plate 401. One end of the second screw 402 passes through the second through slot 4011 and vertically extends into the table top of the fourth positioning table 7, the second screw 402 is slidably connected with the second through slot 4011 and is in threaded connection with the table top of the fourth positioning table 7, and the second fixing plate 401 can slide back and forth and up and down relative to the second screw 402. The other end of the second screw 402 is provided with a second nut 4021, the second nut 4021 abuts against the upper side surface of the second fixing plate 401 when the second screw 402 is screwed into the top surface of the fourth positioning table 7, so as to clamp the second fixing plate 401 on the top surface of the fourth positioning table 7, and is away from the upper side surface of the second fixing plate 401 when the second screw 402 is screwed out of the top surface of the fourth positioning table 7, so as to loosen the top surface of the second fixing plate 401 and the top surface of the fourth positioning table 7. Before the second transverse plate 13 is placed on the table top of the fourth positioning table 7, the second fixing plate 401 should slide backwards, then the second transverse plate 13 is placed on the table top of the fourth positioning table 7 and is located at the front end of the second fixing plate 401, then the second fixing plate 401 slides forwards, so that the rear end of the second transverse plate 13 is located between the table top of the fourth positioning table 7 and the second fixing plate 401, and finally the second screw 402 is screwed into the table top of the fourth positioning table 7, so that the second nut 4021 clamps the second fixing plate 401 on the fourth positioning table 7, and the second transverse plate 13 is pressed on the table top of the fourth positioning table 7, but the front end of the second transverse plate 13 is located on the outer side of the second fixing plate 401, and welding is facilitated.
Referring to fig. 1, 2, 3 and 7, the fifth positioning table 8 is a horizontal surface, and is used for supporting the right end of the convex frame 11 and placing the third horizontal plate 14 in parallel, and the table is provided with a fifth positioning pin 50 for pressing the third horizontal plate 14. Specifically, the fifth positioning pin 50 includes a third fixing plate 501, a third screw 502 and a second limiting rod 503, the third fixing plate 501 is movably mounted on the table top of the fifth positioning table 8 and is parallel to the table top of the fifth positioning table 8, a third through slot 5011 is formed in the third fixing plate 501, and the upper and lower side surfaces of the third fixing plate are communicated with each other, and the third through slot 5011 extends along the left and right direction of the third fixing plate 501. One end of the third screw 502 penetrates through the third through slot 5011 and vertically extends into the table top of the fifth positioning table 8, the third screw 502 is slidably connected with the third through slot 5011 and is in threaded connection with the table top of the fifth positioning table 8, and the third fixing plate 501 can slide left and right and up and down relative to the third screw 502. The other end of the third screw 502 is provided with a third nut 5021, and the third nut 5021 abuts against the upper side face of the third fixing plate 501 when the third screw 502 is screwed into the table face of the fifth positioning table 8, so that the third fixing plate 501 is clamped on the table face of the fifth positioning table 8, and is far away from the upper side face of the third fixing plate 501 when the third screw 502 is screwed out of the table face of the fifth positioning table 8, so that the third fixing plate 501 and the table face of the fifth positioning table 8 are loosened. The second limiting rod 503 is fixedly installed on the table top of the fifth positioning table 8, the length direction of the second limiting rod is parallel to the left-right direction of the table top of the fifth positioning table 8, the second limiting rod is opposite to the third fixing plate 501 and is in parallel contact with the front side edge of the third fixing plate 501 and is in sliding connection with the front side edge of the third fixing plate, and the second limiting rod 503 can enable the third fixing plate 501 to keep sliding along the left-right direction of the third fixing plate. Before the third transverse plate 14 is placed on the table top of the fifth positioning table 8, the third fixing plate 501 should slide rightwards, then the third transverse plate 14 is placed on the table top of the fifth positioning table 8 and is located at the left end of the third fixing plate 501, then the third fixing plate 501 slides leftwards, so that the right end of the third transverse plate 14 is located between the table top of the fifth positioning table 8 and the third fixing plate 501, and finally the third screw 502 is screwed into the table top of the fifth positioning table 8, so that the third nut 5021 clamps the third fixing plate 501 on the fifth positioning table 8, and the third transverse plate 14 is pressed on the table top of the fifth positioning table 8, but the left end of the third transverse plate 14 is located outside the third fixing plate 501, and welding is facilitated.
In the utility model, the front and back side edges of the table top of the first positioning table 4 are respectively provided with a first clamping plate 60 for limiting the first transverse plate 12, so as to prevent the first transverse plate 12 from moving back and forth on the table top of the first positioning table 4; the front side and the rear side of the table-board of the second positioning table 5 are respectively provided with a second clamping board 70 for limiting the left end of the convex frame 11, so that the left end of the convex frame 11 is prevented from moving back and forth on the table-board of the second positioning table 5; the front side and the rear side of the table top of the fifth positioning table 8 are respectively provided with a third clamping plate 80 for limiting the right end of the convex frame 11, so that the right end of the convex frame 11 is prevented from moving back and forth on the table top of the fifth positioning table 8.
When using the utility model discloses will first diaphragm 12, convex frame 11, second diaphragm 13 and third diaphragm 14 are fixed the back, can be with the right-hand member of first diaphragm 12 and the left end welding of convex frame 11, the front end of second diaphragm 13 and the inside weld of the leading flank of convex frame 11, the left end of third diaphragm 14 and the right-hand member welding of convex frame 11 form the excavator left socle 1 of a complete structure promptly. The utility model discloses can fix a position each part in the excavator left socle 1 firmly, conveniently weld this excavator left socle 1.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (8)
1. The utility model provides an excavator left socle welding position frock, includes the base, its characterized in that: the upper side of the base is sequentially provided with the following devices along the left-right direction:
the table surface of the first positioning table is used for placing the first transverse plate in parallel, and a first positioning pin for tightly pressing the first transverse plate is arranged on the table surface;
the table top of the second positioning table is lower than that of the first positioning table, is in an inclined plane shape, is inclined downwards along the direction departing from the side of the first positioning table, and is used for supporting the left end of the convex frame;
the table top of the third positioning table is higher than that of the first positioning table and is used for supporting the upper end of the convex frame, and a second positioning pin for fixing the upper end of the convex frame is detachably arranged on the table top; the lower end of the third positioning table is also provided with a third positioning pin for fixing the lower end of the convex frame;
the table top of the fourth positioning table is as high as the first positioning table and the fifth positioning table, the second transverse plate is placed in parallel with the table top of the fourth positioning table, and the fourth positioning pin for tightly pressing the second transverse plate is arranged on the table top;
and the table surface of the fifth positioning table is used for supporting the right end of the convex frame and placing the third transverse plate in parallel, and a fifth positioning pin for tightly pressing the third transverse plate is arranged on the table surface.
2. The excavator left socle welding position frock of claim 1, its characterized in that: the first positioning pin comprises a first fixing plate, a first screw rod and a first limiting rod, the first fixing plate is movably mounted on the table top of the first positioning table and is parallel to the table top of the first positioning table, a first through groove which enables the upper side surface and the lower side surface of the first fixing plate to be mutually communicated is formed in the first fixing plate, and the first through groove extends along the left-right direction of the first fixing plate; one end of the first screw rod penetrates through the first through groove and vertically extends into the table top of the first positioning table, the first screw rod is connected with the first through groove in a sliding mode and is in threaded connection with the table top of the first positioning table, a first nut is arranged at the other end of the first screw rod, the first nut is abutted to the upper side face of the first fixing plate when the first screw rod is screwed into the first positioning table top, and the first screw rod is far away from the upper side face of the first fixing plate when screwed out of the table top of the first positioning table; the first limiting rod is fixedly installed on the table top of the first positioning table, the length direction of the first limiting rod is parallel to the left and right directions of the table top of the first positioning table, and the first limiting rod is in parallel contact with and is in sliding connection with the front side edge of the first fixing plate.
3. The excavator left socle welding position frock of claim 1, its characterized in that: and a circular bulge is arranged on the table top of the second positioning table and matched with the circular hole at the left end of the convex frame.
4. The excavator left socle welding position frock of claim 1, its characterized in that: the third positioning table comprises a first vertical plate, a second vertical plate and a top plate, the first vertical plate is perpendicular to the left-right direction of the base, the second vertical plate is perpendicular to the front-back direction of the base, the first vertical plate and the second vertical plate are mutually perpendicular and connected, and the second vertical plate is located behind the first vertical plate; the top plate is parallel to the upper side face of the base and is installed at the upper end parts of the first vertical plate and the second vertical plate.
5. The excavator left socle welding position frock of claim 4, its characterized in that: the second positioning pin comprises a U-shaped clamp plate and a stud, a U-shaped opening of the U-shaped clamp plate faces downwards and is clamped on the top plate, one end of the stud penetrates through the U-shaped clamp plate and abuts against the top plate, and the stud is in threaded connection with the U-shaped clamp plate; the third positioning pin comprises a pressing sheet and an adjusting rod, one end of the pressing sheet is rotatably arranged on the front side surface of the first vertical plate through a rotating shaft, and the rotating surface of the pressing sheet is perpendicular to the front-back direction of the base; the adjusting rod is perpendicular to the first vertical plate, one end of the adjusting rod penetrates through the first vertical plate and is in threaded connection with the first vertical plate, an adjusting block is fixedly arranged at the other end of the adjusting rod, the adjusting block is in threaded connection with the first vertical plate, so that when the adjusting block moves towards the direction close to the first vertical plate, the adjusting block and the pressing piece are in contact with one end, far away from the rotating shaft, of the pressing piece and drive the pressing piece to move towards the side close to the first vertical plate.
6. The excavator left socle welding position frock of claim 1, its characterized in that: the fourth positioning pin comprises a second fixing plate and a second screw rod, the second fixing plate is movably mounted on the table top of the fourth positioning table and is parallel to the table top of the fourth positioning table, a second through groove which enables the upper side surface and the lower side surface of the second fixing plate to be communicated with each other is formed in the second fixing plate, and the second through groove extends along the front-back direction of the second fixing plate; one end of the second screw rod penetrates through the second through groove and vertically extends into the table top of the fourth positioning table, the second screw rod is connected with the second through groove in a sliding mode and is in threaded connection with the table top of the fourth positioning table, a second nut is arranged at the other end of the second screw rod and abuts against the side face of the second fixing plate when the second screw rod is screwed into the fourth positioning table top, and the upper side face of the second fixing plate is far away when the second screw rod is screwed out of the table top of the fourth positioning table.
7. The excavator left socle welding position frock of claim 1, its characterized in that: the fifth positioning pin comprises a third fixing plate, a third screw and a second limiting rod, the third fixing plate is movably mounted on the table top of the fifth positioning table and is parallel to the table top of the fifth positioning table, a third through groove enabling the upper side surface and the lower side surface of the third fixing plate to be communicated with each other is formed in the third fixing plate, and the third through groove extends along the left-right direction of the third fixing plate; one end of the third screw rod penetrates through the third through groove and vertically extends into the table top of the fifth positioning table, the third screw rod is connected with the third through groove in a sliding mode and is in threaded connection with the table top of the fifth positioning table, a third screw cap is arranged at the other end of the third screw rod, the third screw cap abuts against the upper side face of the third fixing plate when the third screw rod is screwed into the fifth positioning table top, and the third screw rod is far away from the upper side face of the third fixing plate when the third screw rod is screwed out of the table top of the fifth positioning table; the second limiting rod is fixedly installed on the table top of the fifth positioning table, the length direction of the second limiting rod is parallel to the left and right directions of the table top of the fifth positioning table, and the second limiting rod is in parallel contact with and is in sliding connection with the front side edge of the third fixing plate.
8. The excavator left socle welding position frock of claim 1, its characterized in that: the front side edge and the rear side edge of the table surface of the first positioning table are respectively provided with a first clamping plate for limiting a first transverse plate; the front side edge and the rear side edge of the table surface of the second positioning table are respectively provided with a second clamping plate for limiting the left end of the convex frame; and the front side and the rear side of the table surface of the fifth positioning table are respectively provided with a third clamping plate for limiting the right end of the convex frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465753.8U CN209902544U (en) | 2019-04-01 | 2019-04-01 | Welding positioning tool for left bracket of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465753.8U CN209902544U (en) | 2019-04-01 | 2019-04-01 | Welding positioning tool for left bracket of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209902544U true CN209902544U (en) | 2020-01-07 |
Family
ID=69035519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920465753.8U Active CN209902544U (en) | 2019-04-01 | 2019-04-01 | Welding positioning tool for left bracket of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209902544U (en) |
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2019
- 2019-04-01 CN CN201920465753.8U patent/CN209902544U/en active Active
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