CN215393459U - Welding tool - Google Patents
Welding tool Download PDFInfo
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- CN215393459U CN215393459U CN202121458440.3U CN202121458440U CN215393459U CN 215393459 U CN215393459 U CN 215393459U CN 202121458440 U CN202121458440 U CN 202121458440U CN 215393459 U CN215393459 U CN 215393459U
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Abstract
The utility model discloses a welding tool for a cooler tube shell of an automobile engine, which relates to the technical field of welding tools and comprises two clamping blocks and a supporting block, wherein the supporting block is positioned between the two clamping blocks, the two clamping blocks are connected through a transmission device, the two clamping blocks are provided with a clamping position and a releasing position, the two clamping blocks are close to each other in the clamping position, and the two clamping blocks are far away from each other in the releasing position. The semi-manufactured goods of EGR cooler tube are fastened by two clamp tight pieces, and are convenient fixed, and two clamp tight pieces are close to each other, with two marginal laminations of the semi-manufactured goods of tube, convenient welding improves welding quality, and two distance between the clamp tight piece are adjustable, can be applicable to the different EGR cooler tube of multiple size.
Description
Technical Field
The utility model relates to the technical field of welding tools, in particular to a welding tool for an EGR cooler tube shell of an automobile engine.
Background
At present, in the era of market promotion in six countries, the requirements on EGR coolers are more strict, and the requirements on the shells of the coolers are also more strict. One of the most workload processes in the heat exchanger industry is a tube and shell welding process, a semi-finished product is difficult to fix, much time is consumed, the workload is large, and the welding quality is difficult to guarantee due to manual operation.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a welding tool for a pipe shell of an EGR cooler of an automobile engine, which aims to solve the problems that semi-finished products of the pipe shell are difficult to fix and the welding quality is poor in the prior art.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides a welding frock, includes two and presss from both sides tight piece and supporting shoe, and the supporting shoe is located two and presss from both sides between the tight piece, links to each other through transmission between two tight pieces of clamp, and two tight pieces of clamp have clamping position and release position, and two tight pieces of clamp are close to each other when clamping position, and two tight pieces of clamp are kept away from each other when release position.
Further, each clamping block comprises a clamping block body and a connecting plate, and the clamping block body is connected with the connecting plate in a height-adjustable mode.
Further, transmission is screw nut mechanism, and screw nut mechanism includes levogyration lead screw, levogyration lead screw nut and dextrorotation lead screw nut about, and the one end of levogyration lead screw has the levogyration screw thread, and the other end of levogyration lead screw has the dextrorotation screw thread, and one of them connecting plate has levogyration lead screw nut, and another connecting plate has dextrorotation lead screw nut, and levogyration lead screw nut threaded connection is on levogyration screw thread portion, and dextrorotation lead screw nut threaded connection is on dextrorotation screw thread portion.
Further, the welding tool comprises a guide device, and the connecting plate is connected with the guide device in a sliding mode.
Furthermore, the guiding device is a guiding rod, the connecting plate is provided with a guiding hole, and the guiding rod is positioned in the guiding hole.
Further, the left-right rotating screw rod is in transmission connection with the driving device.
Furthermore, one end of the left-right rotating screw rod is provided with a hand-operated wheel.
The utility model has the following advantages: the semi-manufactured goods of EGR cooler tube are fastened by two clamp tight pieces, and are convenient fixed, and two clamp tight pieces are close to each other, with two marginal laminations of the semi-manufactured goods of tube, convenient welding improves welding quality, and two distance between the clamp tight piece are adjustable, can be applicable to the different EGR cooler tube of multiple size.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 is a schematic overall structural diagram of a welding tool according to an embodiment of the present invention;
fig. 2 is a schematic partial structural view of a welding tool according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a semi-finished product of a tube shell of a welding tool according to an embodiment of the present invention.
In the figure: 1-a clamping block; 11-a clamping block body; 12-a connecting plate; 13-long holes; 2-a frame body; 3-a lead screw; 4-hand-operated wheel; 5-a guide rod; 51-a guide bushing; 6-a screw rod supporting seat; 7-a guide rod supporting seat; 8-a support block; 9-edge.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
As shown in fig. 1 and 2, the embodiment of the utility model provides a welding tool for an EGR cooler tube shell of an automobile engine, which comprises two clamping blocks 1 and a supporting block 8, wherein the supporting block 8 is positioned between the two clamping blocks 1, the two clamping blocks 1 are connected through a transmission device, the two clamping blocks 1 have a clamping position and a releasing position, the two clamping blocks 1 are close to each other in the clamping position, and the two clamping blocks 1 are far away from each other in the releasing position. The semi-finished product of the tube shell is clamped by the two clamping blocks 1, so that the tube shell is convenient to fix. In particular, each clamping block 1 may have one or more clamping block bodies 11, the number of clamping block bodies 11 in two clamping blocks 1 being the same. The transmission device can have various forms, for example, two clamping blocks 1 are respectively connected with a rack, two racks are meshed with a gear, two gears are meshed with each other, and the driving device drives one of the gears to enable the two gears to drive the two clamping blocks 1 to move close to or away from each other. The support body 2 is connected to the supporting shoe 8, and supporting shoe 8 passes through bolt fixed connection on the support body 2, and the semi-manufactured goods cover of tube is established on supporting shoe 8, and two clamp tight piece 1 press from both sides the semi-manufactured goods of tube tight. As shown in fig. 3, the semi-finished product of the tube shell has two edges 9 to be welded, the two clamping blocks 1 are close to each other, the two edges 9 are attached, the welding is convenient, and the welding quality is improved. The distance between the two clamping blocks 1 is adjustable, and the EGR cooler pipe shell can be suitable for EGR cooler pipe shells with different sizes.
In an alternative embodiment, as shown in fig. 2, each clamping block 1 comprises a clamping block body 11 and a connecting plate 12, and the clamping block body 11 is connected with the connecting plate 12 in a height-adjustable manner. Specifically, the connecting plate 12 is provided with a long hole 13, the length direction of the long hole 13 is perpendicular to the ground, the clamping block body 11 is provided with a threaded hole, the clamping block body 11 and the connecting plate 12 are connected through a bolt, and the relative position of the clamping block body 11 and the connecting plate 12 can be adjusted by loosening the bolt, so that the height of the clamping block body 11 is changed.
In an optional embodiment, the transmission device is a screw-nut mechanism, the screw-nut mechanism includes a left-handed screw 3, a left-handed screw nut and a right-handed screw nut, one end of the left-handed screw 3 has a left-handed thread, the other end of the left-handed screw 3 has a right-handed thread, one of the connection plates 12 has the left-handed screw nut, the other connection plate 12 has the right-handed screw nut, the left-handed screw nut is screwed on the left-handed thread part, and the right-handed screw nut is screwed on the right-handed thread part. The left-handed screw 3 rotates towards one direction, the left-handed screw 3 and the right-handed screw 3 can drive the two connecting plates 12 to move close to each other, the left-handed screw 3 and the right-handed screw 3 rotate towards the other direction, and the left-handed screw 3 and the right-handed screw 3 can drive the two connecting plates 12 to move away from each other. Specifically, connecting plate 12 has the through-hole, and the through-hole internal fixation is equipped with levogyration lead screw nut or dextrorotation lead screw nut, and lead screw supporting seat 6 is worn to locate at the both ends of levogyration lead screw 3 to the both ends of dextrorotation lead screw 3 are equipped with the axial positioning cover about, and lead screw supporting seat 6 fixed connection is on support body 2.
In an alternative embodiment, the welding tooling includes a guide to which the web 12 is slidably connected. The guide device can have various forms, and specifically, the guide device can be a guide plate, the lower end face of the connecting plate 12 slides on the upper end face of the guide plate, the guide device is connected with the frame body 2, and the connecting plate 12 is placed on the guide plate during installation, so that the installation and the disassembly are convenient.
In an alternative embodiment, shown in fig. 2, the guide means is a guide rod 5, the connecting plate 12 has a guide hole, and the guide rod 5 is located in the guide hole. Specifically, connecting plate 12 has the through-hole, has guide bush 51 in the through-hole, and guide bush 51 has the guiding hole, and the both ends of guide bar 5 are connected on guide bar supporting seat 7, guide bar supporting seat 7 and 2 fixed connection of support body, and connecting plate 12 slides and sets up on guide bar 5, and the quantity of guide bar 5 is two, and the direction precision is high.
In an alternative embodiment, the left and right lead screws 3 are in driving connection with the driving device. Specifically, the driving device can have various forms, for example, the driving device is a motor, a rotor of the motor drives the left-handed screw 3 to rotate, and a user controls the motor to be powered on and powered off to control the left-handed screw 3 to rotate, so as to drive the two clamping blocks 1 to approach to or be away from each other.
In an alternative embodiment, as shown in fig. 2, one end of the left and right screw shaft 3 is provided with a hand wheel 4. The hand wheel 4 of user operation controls the rotation of dextrorotation lead screw 3 about to drive two and press from both sides tight piece 1 and be close to each other or keep away from, convenient operation, the good reliability is convenient for control the clamp force of two clamp tight pieces 1.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.
Claims (8)
1. The utility model provides a welding frock which characterized in that: the clamping device comprises two clamping blocks (1) and a supporting block (8), wherein the supporting block (8) is located between the two clamping blocks (1), the two clamping blocks (1) are connected through a transmission device, the two clamping blocks (1) are provided with a clamping position and a releasing position, the two clamping blocks (1) are close to each other in the clamping position, and the two clamping blocks (1) are far away from each other in the releasing position.
2. The welding tool of claim 1, wherein: each clamping block (1) comprises a clamping block body (11) and a connecting plate (12), and the clamping block body (11) is connected with the connecting plate (12) in a height-adjustable manner.
3. The welding tool of claim 2, wherein: the transmission device is a screw nut mechanism which comprises a left-handed screw (3), a left-handed screw nut and a right-handed screw nut, one end of the left-handed screw (3) and one end of the right-handed screw (3) are provided with left-handed threads, the other end of the left-handed screw (3) and the other end of the right-handed screw (3) are provided with right-handed threads, one of the connecting plates (12) is provided with the left-handed screw nut, the other connecting plate (12) is provided with the right-handed screw nut, the left-handed screw nut is in threaded connection with the left-handed screw part, and the right-handed screw nut is in threaded connection with the right-handed screw part.
4. The welding tool of claim 2, wherein: the welding tool comprises a guide device, and the connecting plate (12) is connected with the guide device in a sliding mode.
5. The welding tooling of claim 4, wherein: the guide device is a guide rod (5), the connecting plate (12) is provided with a guide hole, and the guide rod (5) is located in the guide hole.
6. The welding tooling of claim 5, wherein: the number of the guide rods (5) is two.
7. The welding tooling of claim 3, wherein: the left-right rotating screw rod (3) is in transmission connection with the driving device.
8. The welding tooling of claim 3, wherein: one end of the left-right rotating screw rod (3) is provided with a hand-operated wheel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121458440.3U CN215393459U (en) | 2021-06-29 | 2021-06-29 | Welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121458440.3U CN215393459U (en) | 2021-06-29 | 2021-06-29 | Welding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215393459U true CN215393459U (en) | 2022-01-04 |
Family
ID=79642977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121458440.3U Active CN215393459U (en) | 2021-06-29 | 2021-06-29 | Welding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215393459U (en) |
-
2021
- 2021-06-29 CN CN202121458440.3U patent/CN215393459U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20221223 Address after: 714000 West Section of Huashan Street, Weinan High-tech Industrial Development Zone, Shaanxi Province, 89 Patentee after: Weinan Meiyite Engine Emission Reduction Technology Co.,Ltd. Address before: 714000 No. 89, west section of Huashan street, high tech Industrial Development Zone, Linwei District, Weinan City, Shaanxi Province Patentee before: Weinan Meiyite Heat Exchanger Technology Co.,Ltd. |