CN209754399U - welding fixture for L-shaped workpiece - Google Patents
welding fixture for L-shaped workpiece Download PDFInfo
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- CN209754399U CN209754399U CN201920338685.9U CN201920338685U CN209754399U CN 209754399 U CN209754399 U CN 209754399U CN 201920338685 U CN201920338685 U CN 201920338685U CN 209754399 U CN209754399 U CN 209754399U
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Abstract
The utility model relates to a welding fixture of L-shaped workpiece, which comprises a horizontal base plate, two base stations horizontally fixed on the upper end surface of the base plate, a plurality of first pressing pieces positioned between the two base stations and fixedly arranged along the length direction of the base stations at intervals, and a plurality of second pressing pieces respectively positioned at the two sides of the two base stations and fixedly arranged along the length direction of the base stations at intervals; the two sides of the first lower pressing piece between the two base platforms respectively press and fix the first L-shaped workpiece and the second L-shaped workpiece on the two base platforms; the second pressing pieces on the two sides respectively press down to fix the third L-shaped workpiece and the fourth L-shaped workpiece on the two base stations; two rows of fixing holes are formed in the upper end face of each base station at intervals along the length direction of the base station; through holes are formed in the bottom surfaces of the first L-shaped workpiece, the second L-shaped workpiece, the third L-shaped workpiece and the fourth L-shaped workpiece along the length direction of the bottom surfaces; the bottom end surface of the spare and accessory parts is provided with a pin hole; and the pin penetrates through the pin hole, the through hole and the fixing hole to fix the spare and accessory parts on the L-shaped workpiece.
Description
Technical Field
The utility model relates to a welding jig of L shape work piece belongs to anchor clamps equipment field.
Background
Because each accessory of the L-shaped workpiece needs to be assembled and welded, and gas shield welding is carried out by manual splicing, the installation errors of the accessories frequently occur, the size is inaccurate, and the efficiency is low. At present, the tool on the market is not suitable for fixing the L-shaped workpiece when welding other parts, and the work efficiency of fixing the single part is lower.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a welding jig of L shape work piece, this welding jig of L shape work piece are applicable to L shape work piece, and can once accomplish the fixed of a plurality of L shape work pieces, and work efficiency is high.
the technical scheme of the utility model as follows:
A welding fixture for L-shaped workpieces comprises a horizontal base plate, two base stations which are horizontally fixed on the upper end surface of the base plate, a plurality of first pressing pieces which are positioned between the two base stations and fixedly arranged at intervals along the length direction of the base stations, and a plurality of second pressing pieces which are respectively positioned on two sides of the two base stations and fixedly arranged at intervals along the length direction of the base stations; the first L-shaped workpiece and the second L-shaped workpiece are respectively pressed and fixed on the two base stations by two sides of the first pressing piece in the middle; the second pressing pieces on the two sides respectively press down to fix the third L-shaped workpiece and the fourth L-shaped workpiece on the two base stations; two rows of fixing holes are formed in the upper end face of each base station at intervals along the length direction of the base station; through holes are formed in the bottom surfaces of the first L-shaped workpiece, the second L-shaped workpiece, the third L-shaped workpiece and the fourth L-shaped workpiece along the length direction of the bottom surfaces; the bottom end surface of the spare and accessory parts is provided with a pin hole; and the pin penetrates through the pin hole, the through hole and the fixing hole to fix the spare and accessory parts on the L-shaped workpiece.
The first lower pressing piece comprises a horizontal first cross rod, a vertical first air cylinder and a first base fixed on the base plate, wherein the horizontal first cross rod, the vertical first air cylinder and the first base are sequentially arranged from top to bottom; the middle part of the first cross rod is fixedly connected with the upper end of the first cylinder; the bottom end of the first cylinder is fixedly connected with the first base; two ends of the first cross rod are respectively provided with a vertical middle rod; the upper end of the middle rod is fixed on the first cross rod, a first pressing block is arranged below the middle rod, and a spring is sleeved on the rod body of the middle rod; the upper end of the spring is fixed on the first cross rod, and the lower end of the spring is fixed on the first pressing block.
the upper end face of the first base is provided with a first long-strip waist hole which is communicated up and down along the length direction, and a plurality of first threaded holes are formed in the base plate at intervals along the length direction and below the first long-strip waist hole; a first bolt penetrates through the first long waist hole and the first threaded hole and is fastened to fix the position of the first base; and when the first bolt is loosened, the first base can move along the length direction of the first long-strip waist hole.
the second lower pressing piece comprises a horizontal second cross rod, a vertical second cylinder and a second base fixed on the substrate, wherein the horizontal second cross rod, the vertical second cylinder and the second base are sequentially arranged from top to bottom; the lower end of the second cylinder is fixed on the second base; one end of a second cross rod is fixedly connected with the upper end of a second cylinder, and the other end of the second cross rod is arranged towards the L-shaped workpiece to be pressed downwards; a second pressing block is fixed below the other end of the second cross rod.
The upper end face of the second base is provided with a second long-strip waist hole which is communicated up and down along the length direction, and a plurality of second threaded holes are formed in the substrate at intervals along the length direction and below the second long-strip waist hole; a second bolt passes through the second long waist hole and the second threaded hole and is fastened to fix the position of the second base; and when the second bolt is loosened, the second base can move along the length direction of the second long-strip waist hole.
Wherein, the two side surfaces of the base platform are fixed with L-shaped anti-stiffness plates for limiting the placing direction of the L-shaped workpiece; the upper end of the fool-proof plate is higher than the upper end surface of the base station, and the upper part of the fool-proof plate is positioned right above the base station; the transverse bulges at the upper parts of the stiffness preventing plates are respectively positioned at the concave parts of the first L-shaped workpiece, the second L-shaped workpiece, the third L-shaped workpiece and the fourth L-shaped workpiece.
The utility model discloses following beneficial effect has:
1. The utility model is suitable for a L shape work piece, and can once accomplish the fixed of a plurality of L shape work pieces, work efficiency is high.
2. In order to overcome the problems of inaccurate size and low efficiency of the existing manual splicing, the utility model realizes the positioning and clamping of the parts by positioning each part through the pin and clamping the parts through the air cylinder, and because a plurality of parts are required to be welded simultaneously during production, if the same air cylinder is adopted for clamping between the parts, the balance between forces during clamping needs to be considered; and through the spring that sets up on the first casting die that pushes down, have the cushioning effect during compressing tightly, realize the balanced of the power of first casting die both sides better.
3. The utility model discloses be provided with and prevent dull, prevent that the work piece from putting and turning over, prevent that dull upper portion evagination sets up and makes the anti-orientation of L shape work piece erect and put on not advancing the base station.
4. The utility model discloses a first casting die and second casting die can be respectively through first base and second base adjusting position on the base plate down, thereby make the utility model discloses application scope is wider.
5. The utility model discloses, easy and simple to handle, the efficiency of construction is high, and can the effective control product precision.
Drawings
FIG. 1 is a schematic view of the process of the present invention after welding the L-shaped workpiece and the parts;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of the entire device of the present invention, on which an L-shaped workpiece and various parts are mounted;
Fig. 4 is a front view of fig. 2 of the present invention;
Fig. 5 is a top view of fig. 2 of the present invention;
Fig. 6 is an enlarged schematic view of the portion a of fig. 5 according to the present invention.
The reference numbers in the figures denote:
1. A substrate; 2. a base station; 21. a fixing hole; 3. a first lower pressing member; 31. a first cross bar; 32. a first cylinder; 33. a first base; 330. a first bolt; 331. a first elongated waist hole; 332. a first threaded hole; 34. an intermediate lever; 35. a first pressing block; 36. a spring; 4. a second hold-down member; 41. a second cross bar; 42. a second cylinder; 43. a second base; 430. a second bolt; 431. a second elongated waist hole; 432. a second threaded hole; 44. a second pressing block; 5. stiffness prevention; 100. a first L-shaped workpiece; 200. a second L-shaped workpiece; 300. a third L-shaped workpiece; 400. a fourth L-shaped workpiece; 500. a through hole; 600. spare and accessory parts; 700. a pin hole; 800. a pin; B. and (4) welding positions.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-6, a welding fixture for L-shaped workpieces comprises a horizontal substrate 1, two base platforms 2 horizontally fixed to the upper end surface of the substrate 1, a plurality of first pressing members 3 located between the two base platforms 2 and fixedly arranged at intervals along the length direction of the base platforms 2, and a plurality of second pressing members 4 located at the two sides of the two base platforms 2 and fixedly arranged at intervals along the length direction of the base platforms 2; the first L-shaped workpiece 100 and the second L-shaped workpiece 200 are respectively pressed and fixed on the two base platforms 2 by two sides of the first pressing piece 3 positioned between the two base platforms 2; the second lower pressing pieces 4 on the two sides respectively press down to fix the third L-shaped workpiece 300 and the fourth L-shaped workpiece 400 on the two base platforms 2; two rows of fixing holes 21 are formed in the upper end face of each base platform 2 at intervals along the length direction of the base platform; the bottom surfaces of the first L-shaped workpiece 100, the second L-shaped workpiece 200, the third L-shaped workpiece 300 and the fourth L-shaped workpiece 400 are all provided with through holes 500 along the length direction; a pin hole 700 is formed on the bottom end surface of the fitting 600; the pin 800 passes through the pin hole 700, the through hole 500, and the fixing hole 21 to fix the component 600 to the L-shaped workpiece.
Referring to fig. 5-6, the first lower pressing member 3 includes a horizontal first cross bar 31, a vertical first cylinder 32, and a first base 33 fixed on the substrate 1, which are arranged in sequence from top to bottom; the middle part of the first cross bar 31 is fixedly connected with the upper end of the first air cylinder 32; the bottom end of the first air cylinder 32 is fixedly connected with the first base 33; two ends of the first cross bar 31 are respectively provided with a vertical middle bar 34; the upper end of the middle rod 34 is fixed on the first cross rod 31, a first pressing block 35 is arranged below the middle rod 34, and a spring 36 is sleeved on the rod body of the middle rod 34; the upper end of the spring 36 is fixed on the first cross bar 31, and the lower end of the spring 36 is fixed on the first press block 35.
Referring to fig. 5-6, a first elongated waist hole 331 penetrating vertically is formed in the upper end surface of the first base 33 along the length direction, and a plurality of first threaded holes 332 are formed in the substrate 1 at intervals along the length direction below the first elongated waist hole 331; a first bolt 330 passes through the first elongated waist hole 331 and the first threaded hole 332 and is fastened to fix the position of the first base 33; the first base 33 can be moved along the length of the first elongated waist opening 331 by loosening the first bolt 330.
Referring to fig. 5-6, the second lower pressing member 4 includes a horizontal second cross bar 41, a vertical second cylinder 42, and a second base 43 fixed on the substrate 1, which are sequentially arranged from top to bottom; the lower end of the second cylinder 42 is fixed on the second base 43; one end of the second cross bar 41 is fixedly connected with the upper end of the second cylinder 42, and the other end of the second cross bar 41 is arranged towards the L-shaped workpiece to be pressed downwards; a second pressing block 44 is fixed below the other end of the second cross bar 41.
Referring to fig. 5-6, a second elongated waist hole 431 penetrating vertically is formed in the upper end surface of the second base 43 along the length direction, and a plurality of second threaded holes 432 are formed in the substrate 1 at intervals along the length direction below the second elongated waist hole 431; a second bolt 430 passes through the second elongated waist hole 431 and the second threaded hole 432 and is fastened to fix the position of the second base 43; by loosening the second bolt 430, the second base 43 can be moved along the length of the second elongated waist opening 431.
Referring to fig. 5-6, fool-proof plates 5 for limiting the placement direction of the L-shaped workpiece are fixed to both side surfaces of the base 2; the upper end of the fool-proof plate 5 is higher than the upper end surface of the base station 2, and the upper part of the fool-proof plate 5 is positioned right above the base station 2; the transverse projections of the upper parts of the stiffness prevention plates 5 are respectively positioned at the inner recesses of the first L-shaped workpiece 100, the second L-shaped workpiece 200, the third L-shaped workpiece 300 and the fourth L-shaped workpiece 400.
The utility model discloses a theory of operation:
Referring to fig. 1, a plurality of U-shaped components 600 are required to be welded to the first L-shaped workpiece 100, and a position B in fig. 1 is a position to be welded;
Referring to fig. 2, fig. 2 is a schematic structural view of the present invention without the first L-shaped workpiece 100, the second L-shaped workpiece 200, the third L-shaped workpiece 300, and the fourth L-shaped workpiece 400; at this time, the telescopic rod of the first cylinder 32 of the first lower pressing member 3 is in an upward extending state; the telescopic rod of the second air cylinder 42 of the second lower pressing piece 4 is in an upward extending state;
The first L-shaped workpiece 100, the second L-shaped workpiece 200, the third L-shaped workpiece 300 and the fourth L-shaped workpiece 400 are placed on the press device, then the first cylinder 32 of the first lower pressing member 3 is controlled to be shortened downwards, and the first pressing blocks 35 at the two ends of the first cross rod 31 respectively press the first L-shaped workpiece 100 and the second L-shaped workpiece 200 at the two sides on the base 2; then, the telescopic rods of the second air cylinders 42 of the second lower pressing pieces 4 on the two sides are controlled to be shortened downwards, the second pressing blocks 44 below the second cross rods 41 of the second lower pressing pieces 4 on the two sides respectively press the third L-shaped workpiece 300 and the fourth L-shaped workpiece 400 onto the two base platforms 2, and then the spare and accessory parts 600 are placed at positions to be welded and are fixed in position through pins 800; see fig. 3; then carrying out subsequent welding; after the welding is completed, the first pressing member 3 and the second pressing member 4 are lifted, and the first L-shaped workpiece 100, the second L-shaped workpiece 200, the third L-shaped workpiece 300, and the fourth L-shaped workpiece 400 which have been welded are taken out.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. The utility model provides a welding jig of L shape work piece which characterized in that: the pressing device comprises a horizontal substrate (1), two base stations (2) which are horizontally fixed on the upper end surface of the substrate (1), a plurality of first pressing pieces (3) which are positioned between the two base stations (2) and fixedly arranged at intervals along the length direction of the base stations (2), and a plurality of second pressing pieces (4) which are respectively positioned on the two sides of the two base stations (2) and fixedly arranged at intervals along the length direction of the base stations (2); the two sides of the first lower pressing piece (3) positioned between the two base platforms (2) respectively press and fix the first L-shaped workpiece (100) and the second L-shaped workpiece (200) on the two base platforms (2); the second lower pressing pieces (4) on the two sides respectively press down to fix the third L-shaped workpiece (300) and the fourth L-shaped workpiece (400) on the two base platforms (2); two rows of fixing holes (21) are formed in the upper end face of each base platform (2) at intervals along the length direction of the base platform; through holes (500) are formed in the bottom surfaces of the first L-shaped workpiece (100), the second L-shaped workpiece (200), the third L-shaped workpiece (300) and the fourth L-shaped workpiece (400) along the length direction of the bottom surfaces; the bottom end surface of the spare and accessory part (600) is provided with a pin hole (700); the pin (800) passes through the pin hole (700), the through hole (500) and the fixing hole (21) and then fixes the spare and accessory part (600) on the L-shaped workpiece.
2. The welding jig for L-shaped workpieces according to claim 1, characterized in that: the first lower pressing piece (3) comprises a horizontal first cross rod (31), a vertical first cylinder (32) and a first base (33) fixed on the base plate (1), wherein the horizontal first cross rod (31), the vertical first cylinder (32) and the first base are sequentially arranged from top to bottom; the middle part of the first cross rod (31) is fixedly connected with the upper end of the first cylinder (32); the bottom end of the first cylinder (32) is fixedly connected with the first base (33); two ends of the first cross rod (31) are respectively provided with a vertical middle rod (34); the upper end of the middle rod (34) is fixed on the first cross rod (31), a first pressing block (35) is arranged below the middle rod (34), and a spring (36) is sleeved on the rod body of the middle rod (34); the upper end of the spring (36) is fixed on the first cross rod (31), and the lower end of the spring (36) is fixed on the first pressing block (35).
3. The welding jig for L-shaped workpieces according to claim 2, characterized in that: a first long waist hole (331) which is penetrated up and down is formed in the upper end face of the first base (33) along the length direction, and a plurality of first threaded holes (332) are formed in the base plate (1) at intervals in the length direction and correspond to the lower portion of the first long waist hole (331); a first bolt passes through the first long waist hole (331) and the first threaded hole (332) and is fastened to fix the position of the first base (33); when the first bolt (330) is loosened, the first base (33) can move along the length direction of the first long waist hole (331).
4. the welding jig for L-shaped workpieces according to claim 1, characterized in that: the second lower pressing piece (4) comprises a horizontal second cross rod (41), a vertical second air cylinder (42) and a second base (43) fixed on the substrate (1), wherein the horizontal second cross rod and the vertical second air cylinder are sequentially arranged from top to bottom; the lower end of the second air cylinder (42) is fixed on the second base (43); one end of a second cross bar (41) is fixedly connected with the upper end of a second air cylinder (42), and the other end of the second cross bar (41) is arranged towards an L-shaped workpiece to be pressed downwards; a second pressing block (44) is fixed below the other end of the second cross rod (41).
5. The welding jig for L-shaped workpieces according to claim 4, characterized in that: a second long-strip waist hole (431) which is penetrated up and down is formed in the upper end face of the second base (43) along the length direction, and a plurality of second threaded holes (432) are formed in the base plate (1) at intervals in the length direction corresponding to the lower part of the second long-strip waist hole (431); a second bolt passes through the second long waist hole (431) and the second threaded hole (432) and is fastened to fix the position of the second base (43); the second base (43) can move along the length direction of the second long waist hole (431) by loosening the second bolt (430).
6. The welding jig for L-shaped workpieces according to claim 1, characterized in that: a reverse L-shaped anti-stiffness plate (5) for limiting the placing direction of the L-shaped workpiece is fixed on the two side surfaces of the base platform (2); the upper end of the foolproof plate (5) is higher than the upper end surface of the base station (2), and the upper part of the foolproof plate (5) is positioned right above the base station (2); the transverse bulges at the upper parts of the plurality of anti-stiffness plates (5) are respectively positioned at the concave parts of the first L-shaped workpiece (100), the second L-shaped workpiece (200), the third L-shaped workpiece (300) and the fourth L-shaped workpiece (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338685.9U CN209754399U (en) | 2019-03-11 | 2019-03-11 | welding fixture for L-shaped workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338685.9U CN209754399U (en) | 2019-03-11 | 2019-03-11 | welding fixture for L-shaped workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209754399U true CN209754399U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920338685.9U Active CN209754399U (en) | 2019-03-11 | 2019-03-11 | welding fixture for L-shaped workpiece |
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| Country | Link |
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| CN (1) | CN209754399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012475A (en) * | 2021-12-24 | 2022-02-08 | 安徽龙磁精密器件有限公司 | Tool for preventing reverse clamping fixture baffle from being installed |
-
2019
- 2019-03-11 CN CN201920338685.9U patent/CN209754399U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012475A (en) * | 2021-12-24 | 2022-02-08 | 安徽龙磁精密器件有限公司 | Tool for preventing reverse clamping fixture baffle from being installed |
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