CN213163902U - Welding fixture for connecting rod assembly - Google Patents
Welding fixture for connecting rod assembly Download PDFInfo
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- CN213163902U CN213163902U CN202022095065.2U CN202022095065U CN213163902U CN 213163902 U CN213163902 U CN 213163902U CN 202022095065 U CN202022095065 U CN 202022095065U CN 213163902 U CN213163902 U CN 213163902U
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Abstract
The utility model relates to the technical field of pressure welding, in particular to a welding fixture for a connecting rod assembly, which comprises a sliding plate, a fixed block, a movable block, a baffle, a first positioning plate, a second positioning plate, a sliding block, a screw rod and a rocking handle; one end of the upper plate surface of the sliding plate is fixedly connected with a fixed block through a bolt, and the upper end surface of the fixed block is provided with a groove; the upper plate surface of the sliding plate is symmetrically provided with two sliding chutes, and the upper notches of the sliding chutes are connected with the movable blocks in a sliding manner; the upper end surface of the movable block is provided with a V-shaped groove, and a baffle is fixedly connected to one side wall of the movable block, which is far away from the fixed block, through a bolt; the lower notch of the sliding chute is connected with a sliding block in a sliding manner, and the sliding block is connected with the sliding movable block through a bolt; one end of the lower plate surface of the sliding plate is fixedly connected with a first positioning plate, the other end of the sliding plate is fixedly connected with a second positioning plate through a bolt, and the second positioning plate, the sliding block and the first positioning plate are connected through a screw rod; one end of the screw rod is hinged to the first positioning plate, the other end of the screw rod is hinged to the second positioning plate, and the other end of the screw rod penetrates through the second positioning plate and is fixedly connected with the rocking handle.
Description
Technical Field
The utility model relates to a pressure welding technical field especially relates to a be used for link assembly welding jig.
Background
In the prior art, when the spacing ring is welded on a connecting rod, the position requirements are different according to the position of the spacing ring of the connecting rod, the position of the spacing ring on the connecting rod is moved by adjusting the position of the positioning block, the spacing ring is subjected to spot welding after being positioned, when the locking force is insufficient, the positioning block can gradually generate displacement along with the continuous ground part operation of the connecting rod, at the moment, when the spot welding is performed, the welding position is wrong, the product is unqualified, the displacement generated by the positioning block is difficult to perceive, the product is unqualified and scrapped, therefore, on the structural basis of the existing welding fixture, the screw rod is added, the position of the movable block is adjusted by rotating the.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem lie in providing a be used for link assembly welding jig, through increasing the lead screw, the position of rotatory lead screw adjustment movable block strengthens the stability of movable block to stability when reinforcing spacing ring spot welding.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a welding fixture for a connecting rod assembly comprises a sliding plate, a fixed block, a movable block, a baffle, a first positioning plate, a second positioning plate, a sliding block, a screw rod and a rocking handle; one end of the upper plate surface of the sliding plate is fixedly connected with a fixed block through a bolt, and the upper end surface of the fixed block is provided with a groove; the upper plate surface of the sliding plate is symmetrically provided with two sliding chutes which penetrate through the sliding plate, and the upper notches of the sliding chutes are connected with the movable blocks in a sliding manner; the upper end surface of the movable block is provided with a V-shaped groove, a baffle is fixedly connected to one side wall of the movable block, which is far away from the fixed block, through a bolt, and the upper end of the baffle is higher than the upper end surface of the movable block; the lower notch of the sliding groove is connected with a sliding block in a sliding mode, the sliding block is connected with the sliding movable block through a bolt, and the bolt penetrates through the sliding groove; one end of the lower plate surface of the sliding plate is fixedly connected with a first positioning plate, the other end of the sliding plate is fixedly connected with a second positioning plate through a bolt, and the second positioning plate, the sliding block and the first positioning plate are connected through a screw rod; one end of the screw rod is hinged to the first positioning plate, the outer ring of the screw rod is connected with the sliding block in a screw rod nut mode, the other end of the screw rod is hinged to the second positioning plate, and the other end of the screw rod penetrates through the second positioning plate and is fixedly connected with the rocking handle.
Preferably, a flat key is arranged between the two sliding grooves and fixedly connected to the upper plate surface of the sliding plate through a bolt; the lower plate surface of the movable block is provided with a rectangular groove, and the side wall of the rectangular groove is connected to the outer side wall of the flat key in a sliding manner.
Preferably, strip-shaped grooves are uniformly formed in one side of the upper notch of each sliding groove, and the distance between every two adjacent strip-shaped grooves is the same.
Preferably, the plate surface of the second positioning plate is provided with a pressing pump; according to the press pump through the bolt rigid coupling on No. two locating plates, and according to the position of pressing of pump and run through No. two locating plates, and according to the position of pressing of pump and be hemispherical, press the oil pipe and the external oil tank intercommunication of advancing of pump, in the through-hole of seting up is run through with the slide to the play oil pipe intercommunication parallel key of press pump.
Preferably, an arc-shaped groove is formed in the upper edge of the side wall, opposite to the second positioning plate, of the rocking handle.
Preferably, a heat insulation rubber tube is sleeved on the handle of the rocking handle.
The utility model has the advantages that:
the existence of lead screw can guarantee the stability of location when locking is improper, prevents the risk that the defect takes place, and can effectively solve the quality risk that the locking careless of production process caused, improves back frock easy operation, adjusts convenience, reliable and stable.
Through the bar groove, the operating personnel of being convenient for to the connecting rod spot welding spacing ring of the same specification, when the connecting rod spot welding spacing ring of a batch of specifications promptly, only need with the movable block move to the bar groove of same position can, make things convenient for operating personnel's spot welding operation.
In the rotation process of the rocking handle, the upper arc-shaped groove of the rocking handle is attached and extrudes the pressing part of the pressing pump, the pressing pump is used for blowing lubricating oil in an external oil tank into the pressing pump from the oil inlet pipe, and the lubricating oil is blown into the through holes formed in the sliding plate and the flat key along the oil outlet pipe, and is blown out from the through holes, trickles on the flat key and the sliding plate, and is used for lubricating the movable block and the sliding plate.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
fig. 4 is a side view of the present invention;
illustration of the drawings: the device comprises a sliding plate 1, a sliding groove 11, a strip-shaped groove 111, a through hole 112, a flat key 12, a fixed block 2, a groove 21, a movable block 3, a baffle 31, a V-shaped groove 32, a rectangular groove 33, a first positioning plate 4, a second positioning plate 5, a sliding block 6, a rocking handle 61, an arc-shaped groove 611, a screw rod 7, a pressing pump 8, an oil inlet pipe 81 and an oil outlet pipe 82.
Detailed Description
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Specific examples are given below.
Referring to fig. 1 to 4, a welding fixture for a connecting rod assembly comprises a sliding plate 1, a fixed block 2, a movable block 3, a baffle 31, a first positioning plate 4, a second positioning plate 5, a sliding block 6, a screw rod 7 and a rocking handle 61; one end of the upper plate surface of the sliding plate 1 is fixedly connected with a fixed block 2 through a bolt, and the upper end surface of the fixed block 2 is provided with a groove 21; the upper plate surface of the sliding plate 1 is symmetrically provided with two sliding chutes 11, the sliding chutes 11 penetrate through the sliding plate 1, and the upper notches of the sliding chutes 11 are connected with the movable blocks 3 in a sliding manner; a V-shaped groove 32 is formed in the upper end face of the movable block 3, a baffle plate 31 is fixedly connected to one side wall, far away from the fixed block 2, of the movable block 3 through a bolt, and the upper end of the baffle plate 31 is higher than the upper end face of the movable block 3; the lower notch of the sliding chute 11 is connected with the sliding block 6 in a sliding manner, the sliding block 6 is connected with the sliding movable block 3 through a bolt, and the bolt penetrates through the sliding chute 11; one end of the lower plate surface of the sliding plate 1 is fixedly connected with a first positioning plate 4, the other end of the sliding plate 1 is fixedly connected with a second positioning plate 5 through a bolt, and the second positioning plate 5, the sliding block 6 and the first positioning plate 4 are connected through a screw rod 7; one end of the screw rod 7 is hinged to the first positioning plate 4, the outer ring of the screw rod 7 is connected with the sliding block 6 in a screw rod nut mode, the other end of the screw rod 7 is hinged to the second positioning plate 5, and the other end of the screw rod 7 penetrates through the second positioning plate 5 and is fixedly connected with the rocking handle 61; in the prior art, when a limiting ring is welded on a connecting rod, according to different requirements of the position of the limiting ring of the connecting rod, the position of the limiting ring on the connecting rod is moved by adjusting the position of a positioning block, spot welding is carried out after the position of the limiting ring is locked, when the locking force is insufficient, the positioning block gradually generates displacement along with the continuous ground part operation of the connecting rod, at the moment, when spot welding is carried out, the welding position is wrong, so that products are unqualified, and the displacement generated by the positioning block is difficult to detect, so that the products are unqualified and scrapped, therefore, on the basis of the structure of the existing welding clamp, a screw rod 7 is added, the position of a movable block 3 is adjusted by rotating the screw rod 7, the connecting rod is placed in a groove 21 and a V-shaped groove 32, a baffle plate 31 is abutted against one end of the connecting rod, the limiting ring is, then the screw rod 7 drives the movable block 3 to slide in the chute 11 through the slide block 6, meanwhile, the baffle 31 pushes the connecting rod to move towards the groove 21, at the moment, the limiting ring moves on the connecting rod, and when the limiting ring moves to a specified spot welding position, the rocking handle 61 stops rotating, and spot welding operation is carried out; the existence of lead screw 7 can guarantee the stability of location when locking is improper, prevents the risk that the defect takes place, and can effectively solve the quality risk that the locking careless omission of production process caused, improves back frock easy operation, adjusts convenience, reliable and stable.
As an embodiment of the present invention, a flat key 12 is disposed between the two sliding grooves 11, and the flat key 12 is fixedly connected to the upper plate surface of the sliding plate 1 through a bolt; a rectangular groove 33 is formed in the lower plate surface of the movable block 3, and the side wall of the rectangular groove 33 is connected to the outer side wall of the flat key 12 in a sliding manner; because there is the clearance between the bolt and the spout 11 between movable block 3 and the slide 1, consequently when movable block 3 removed, movable block 3 can produce the skew, settle flat key 12 for this reason, do linear motion through flat key 12 guide movable block 3 on slide 1, reduce the skew that produces when movable block 3 removed, reduce the influence to the spot welding position.
As an embodiment of the present invention, a strip-shaped groove 111 is uniformly formed on one side of the upper notch of each sliding chute 11, and the distance between two adjacent strip-shaped grooves 111 is the same; through bar groove 111, the operating personnel of being convenient for to the connecting rod spot welding spacing ring of the same specification, when the connecting rod spot welding spacing ring of a batch of specification promptly, only need with movable block 3 move to bar groove 111 of same position can, make things convenient for operating personnel's spot welding operation.
The surface of the second positioning plate 5 is provided with a pressing pump 8; the pressing pump 8 is fixedly connected to the second positioning plate 5 through bolts, the pressing part of the pressing pump 8 penetrates through the second positioning plate 5, the pressing part of the pressing pump 8 is hemispherical, the oil inlet pipe 81 of the pressing pump 8 is communicated with an external oil tank, and the oil outlet pipe 82 of the pressing pump 8 is communicated with the flat key 12 and a through hole 112 formed in the sliding plate 1 in a penetrating manner;
as an embodiment of the present invention, an arc groove 611 is formed at the upper edge of the side wall of the rocking handle 61 opposite to the second positioning plate 5; when the movable block 3 moves on the sliding plate 1, in order to reduce the friction force between the movable block 3 and the sliding plate 1, lubricating oil is pumped into the sliding plate 1, in the rotating process of the rocking handle 61, the upper arc-shaped groove 611 of the rocking handle 61 is attached to and extrudes the pressing part of the pressing pump 8, then the pressing pump 8 pumps the lubricating oil in an external oil tank into the pressing pump 8 from the oil inlet pipe 81, and the lubricating oil is pumped into the through hole 112 formed in the sliding plate 1 and the flat key 12 along the oil outlet pipe 82, finally the lubricating oil is pumped out from the through hole 112 and flows on the flat key 12 and the sliding plate 1, and the lubricating treatment is carried out between the movable block 3 and the sliding plate 1.
The working principle is as follows: placing a connecting rod in the groove 21 and the V-shaped groove 32, enabling the baffle plate 31 to abut against one end of the connecting rod, simultaneously placing a limiting ring on the other end of the connecting rod and abutting against the side wall of the fixed block 2, then driving the screw rod 7 to rotate by rotating the rocking handle 61, then driving the movable block 3 to slide in the chute 11 by the screw rod 7 through the slide block 6, simultaneously pushing the connecting rod to move towards the groove 21 by the baffle plate 31, moving the limiting ring on the connecting rod at the moment, stopping rotating the rocking handle 61 when the limiting ring moves to a specified spot welding position, and performing spot welding operation; the existence of the screw rod 7 can ensure the stability of positioning when the locking is improper, so as to prevent the risk of defect occurrence, and can effectively solve the quality risk caused by locking and careless omission in the production process, the improved tool is simple in operation, convenient to adjust, stable and reliable, and the operation personnel can conveniently perform spot welding on the limiting rings of the connecting rods with the same specification through the strip-shaped groove 111, namely, when the limiting rings of the connecting rods with a batch of specifications are subjected to spot welding, only the movable block 3 needs to be moved to the strip-shaped groove 111 at the same position, so that the spot welding operation of the operation personnel is facilitated; when the movable block 3 moves on the sliding plate 1, in order to reduce the friction force between the movable block 3 and the sliding plate 1, lubricating oil is pumped into the sliding plate 1, in the rotating process of the rocking handle 61, the upper arc-shaped groove 611 of the rocking handle 61 is attached to and extrudes the pressing part of the pressing pump 8, then the pressing pump 8 pumps the lubricating oil in an external oil tank into the pressing pump 8 from the oil inlet pipe 81, and the lubricating oil is pumped into the through hole 112 formed in the sliding plate 1 and the flat key 12 along the oil outlet pipe 82, finally the lubricating oil is pumped out from the through hole 112 and flows on the flat key 12 and the sliding plate 1, and the lubricating treatment is carried out between the movable block 3 and the sliding plate 1.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A welding fixture for a connecting rod assembly is characterized by comprising a sliding plate, a fixed block, a movable block, a baffle, a first positioning plate, a second positioning plate, a sliding block, a screw rod and a rocking handle; one end of the upper plate surface of the sliding plate is fixedly connected with a fixed block through a bolt, and the upper end surface of the fixed block is provided with a groove; the upper plate surface of the sliding plate is symmetrically provided with two sliding chutes which penetrate through the sliding plate, and the upper notches of the sliding chutes are connected with the movable blocks in a sliding manner; the upper end surface of the movable block is provided with a V-shaped groove, a baffle is fixedly connected to one side wall of the movable block, which is far away from the fixed block, through a bolt, and the upper end of the baffle is higher than the upper end surface of the movable block; the lower notch of the sliding groove is connected with a sliding block in a sliding mode, the sliding block is connected with the sliding movable block through a bolt, and the bolt penetrates through the sliding groove; one end of the lower plate surface of the sliding plate is fixedly connected with a first positioning plate, the other end of the sliding plate is fixedly connected with a second positioning plate through a bolt, and the second positioning plate, the sliding block and the first positioning plate are connected through a screw rod; one end of the screw rod is hinged to the first positioning plate, the outer ring of the screw rod is connected with the sliding block in a screw rod nut mode, the other end of the screw rod is hinged to the second positioning plate, and the other end of the screw rod penetrates through the second positioning plate and is fixedly connected with the rocking handle.
2. The welding fixture for the connecting rod assembly according to claim 1, wherein a flat key is arranged between the two sliding grooves and fixedly connected to the upper plate surface of the sliding plate through a bolt; the lower plate surface of the movable block is provided with a rectangular groove, and the side wall of the rectangular groove is connected to the outer side wall of the flat key in a sliding manner.
3. The welding jig for the connecting rod assembly according to claim 1, wherein one side of the upper notch of each sliding groove is uniformly provided with a strip-shaped groove, and the distance between two adjacent strip-shaped grooves is the same.
4. The welding fixture for the connecting rod assembly according to claim 1, wherein a pressing pump is arranged on the plate surface of the second positioning plate; according to the press pump through the bolt rigid coupling on No. two locating plates, and according to the position of pressing of pump and run through No. two locating plates, and according to the position of pressing of pump and be hemispherical, press the oil pipe and the external oil tank intercommunication of advancing of pump, in the through-hole of seting up is run through with the slide to the play oil pipe intercommunication parallel key of press pump.
5. The welding jig for the connecting rod assembly according to claim 1, wherein an arc-shaped groove is formed in an upper edge of a side wall of the rocking handle opposite to the second positioning plate.
6. The welding fixture for the connecting rod assembly as recited in claim 1, wherein the handle of the crank is sleeved with a heat insulating rubber tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022095065.2U CN213163902U (en) | 2020-09-22 | 2020-09-22 | Welding fixture for connecting rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022095065.2U CN213163902U (en) | 2020-09-22 | 2020-09-22 | Welding fixture for connecting rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213163902U true CN213163902U (en) | 2021-05-11 |
Family
ID=75775309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022095065.2U Active CN213163902U (en) | 2020-09-22 | 2020-09-22 | Welding fixture for connecting rod assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213163902U (en) |
-
2020
- 2020-09-22 CN CN202022095065.2U patent/CN213163902U/en active Active
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