CN212310895U - Positioning device for improving drilling precision and consistency of spinning cylinder - Google Patents
Positioning device for improving drilling precision and consistency of spinning cylinder Download PDFInfo
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- CN212310895U CN212310895U CN202020873898.4U CN202020873898U CN212310895U CN 212310895 U CN212310895 U CN 212310895U CN 202020873898 U CN202020873898 U CN 202020873898U CN 212310895 U CN212310895 U CN 212310895U
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Abstract
The utility model provides a positioning device for improving the drilling precision and consistency of a spinning cylinder, which comprises a bottom plate; a positioning block is arranged on the bottom plate; the left end of the positioning block is provided with a limiting block; the limiting block is connected with the guide rod; the other end of the guide rod penetrates through the positioning block and is connected with a positioning disc; the upper end of the bottom plate is provided with a first supporting block; a first push rod component is arranged on the first supporting block; a wedge-shaped block is arranged at one end, close to the bottom plate, of the first push rod assembly; a drilling component is arranged on the bottom plate on the right side of the first push rod component; the lower end of the bottom plate is sequentially provided with a hoop component, a second supporting block and a third supporting block from left to right; a second push rod assembly is arranged at one end, far away from the bottom plate, of the third supporting block; an end face positioning block is arranged at one end, close to the bottom plate, of the second push rod assembly. The positioning device of the utility model improves the positioning device under the existing equipment condition, meets the production requirement and effectively controls the production cost; the requirements on hole site precision and consistency are met, and the precision of data acquisition of subsequent detection elements is improved.
Description
Technical Field
The utility model belongs to the technical field of automobile exhaust aftertreatment and specifically relates to an improve positioner of spinning barrel drilling precision and uniformity.
Background
Under the present day of the new and different times, the quantity of motor vehicles in all regions is increased year by year, and the automobile industry is also in line with the rapid development of trend. In order to strengthen the winning blue sky guard war of ecological civilization construction, the basic national policy of protecting the environment is always implemented, and the automobile exhaust aftertreatment industry is heavily paid. In the stage that a new energy automobile just starts and a traditional engine automobile occupies a dominant position, the crossing from the national fifth emission label to the national sixth emission standard is completed. The emission standard is more and more strict, the requirement on the accuracy of detected information data is also increased, and whether the accuracy and consistency of the welding position of the sensor joint can be ensured to directly influence the accuracy of the acquisition of the detected data is ensured, which is directly related to the development direction of the automobile exhaust aftertreatment industry; the sensor joint and the joint hole are installed in a matched mode for welding, and the consistency of the hole positions of the holes needs to be ensured; the consistency of the total length and the size of the spinning cylinder is poor, the consistency of the hole positions of the holes drilled by positioning the end faces is poor, and the welding of joints is influenced; the consistency of the hole positions is difficult to ensure that the fluctuation and the error of the data acquisition of the subsequent detection element are directly increased.
Disclosure of Invention
The utility model provides an improve positioner of spinning barrel drilling precision and uniformity, through changing the locate mode into the location of floating, guarantee drilling position uniformity to exist among the prior art. The utility model adopts the technical proposal that:
a positioning device for improving the drilling precision and consistency of a spinning cylinder body, wherein: comprises a bottom plate; a positioning block is arranged on the bottom plate; the left end of the positioning block is provided with a limiting block; the limiting block is connected with the guide rod; the other end of the guide rod penetrates through the positioning block and is connected with a positioning disc; the upper end of the bottom plate is provided with a first supporting block; a first push rod assembly is arranged on the first supporting block; a wedge-shaped block is arranged at one end, close to the bottom plate, of the first push rod assembly; a drilling assembly is arranged on a bottom plate on the right side of the first push rod assembly; the lower end of the bottom plate is sequentially provided with a hoop component, a second supporting block and a third supporting block from left to right; a second push rod assembly is arranged at one end, far away from the bottom plate, of the third supporting block; and an end face positioning block is arranged at one end of the second push rod assembly, which is close to the bottom plate.
Preferably, the positioning device for improving the drilling accuracy and consistency of the spinning cylinder is characterized in that: the guide rods comprise three guide rods, and one ends of the three guide rods are sequentially arranged on the limiting block from left to right.
Preferably, the positioning device for improving the drilling accuracy and consistency of the spinning cylinder is characterized in that: the first push rod assembly comprises a first supporting plate, a first connecting block arranged at one end of the upper surface of the first supporting plate, a first handle connected with one end of the first connecting block, and a first push rod connected with the other end of the first connecting block; one end of the first push rod, which is close to the bottom plate, penetrates through the upper end of the first supporting block and is connected with the wedge-shaped block.
Preferably, the positioning device for improving the drilling accuracy and consistency of the spinning cylinder is characterized in that: the second push rod assembly comprises a second supporting plate, a second connecting block arranged at one end of the upper surface of the second supporting plate, a second handle connected with one end of the second connecting block, and a second push rod connected with the other end of the second connecting block; one end of the second push rod close to the bottom plate penetrates through the upper end of the third supporting block to be connected with the end face positioning block.
The utility model has the advantages that: the positioning device of the utility model improves the positioning device under the existing equipment condition, does not need to improve equipment to reduce the overall length dimension error of the spinning cylinder, saves the equipment cost, meets the production requirement, and effectively controls the production cost; the requirements on hole site precision and consistency are met, stable guarantee is provided for assembly of a sensor joint in the subsequent process, and the accuracy of data acquisition of subsequent detection elements is improved.
Drawings
Fig. 1 is a schematic structural diagram of an original positioning device.
Fig. 2 is a schematic view of the structure of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a left side view of the present invention.
Fig. 5 is a top view of the present invention.
Detailed Description
The invention is further described with reference to the following specific drawings and examples.
The original positioning device is shown in figure 1, wherein 01 is a positioning disc, 02 is a small end face positioning block, a tool is assembled and attached at a large end face, the large end face is a positioning reference, then a push rod at the small end face is pushed to complete final positioning, and as the accumulated errors of barrel blanking and first spinning are 1-2 mm, the errors are all concentrated at one side of the small end face needing drilling after the large end face is attached, the consistency of the hole positions cannot be ensured, the subsequent sensor joint and the joint hole are difficult to position, the tool needs to be adjusted continuously to complete assembly, finally, an upper inspection tool detects that the position of the joint hole is poor in consistency, and some parts with too large deviation need to be reworked or the assembly is directly scrapped.
As shown in FIGS. 2-5: the utility model provides a positioning device for improving the drilling precision and consistency of a spinning cylinder, which comprises a bottom plate 1; a positioning block 2 is arranged on the bottom plate 1; the left end of the positioning block 2 is provided with a limiting block 3; the limiting block 3 is connected with a guide rod 4; the other end of the guide rod 4 penetrates through the positioning block 2 and is connected with a positioning disc 5; the upper end of the bottom plate 1 is provided with a first supporting block 6; a first push rod assembly is arranged on the first supporting block 6; a wedge block 7 is arranged at one end of the first push rod assembly, which is close to the bottom plate 1; a drilling component 8 is arranged on a bottom plate on the right side of the first push rod component; the lower end of the bottom plate 1 is sequentially provided with a hoop component 9, a second supporting block 10 and a third supporting block 11 from left to right; a second push rod assembly is arranged at one end, far away from the bottom plate, of the third supporting block 11; an end face positioning block 12 is arranged at one end, close to the bottom plate 1, of the second push rod assembly.
Wherein: the number of the guide rods 4 is three, and one ends of the three guide rods 4 are sequentially arranged on the limiting block 3 from left to right.
Wherein: the first push rod assembly comprises a first supporting plate 13, a first connecting block 14 arranged at one end of the upper surface of the first supporting plate 13, a first handle 15 connected with one end of the first connecting block 14, and a first push rod 16 connected with the other end of the first connecting block 14; one end of the first push rod 16 close to the bottom plate 1 penetrates through the upper end of the first supporting block 6 to be connected with the wedge block 7.
Wherein: the second push rod assembly comprises a second supporting plate 17, a second connecting block 18 arranged at one end of the upper surface of the second supporting plate 17, a second handle 19 connected with one end of the second connecting block 18, and a second push rod 20 connected with the other end of the second connecting block 18; one end of the second push rod 20 close to the bottom plate 1 passes through the upper end of the third supporting block 11 and is connected with the end face positioning block 12.
The utility model discloses a positioner operating procedure: the barrel 21 is placed on the hoop component 9, the second push rod 20 in the second push rod component is firstly pushed by the second supporting block 10, so that the end face positioning block 12 is moved in place to carry out position limitation, the state of a permanent positioning reference is kept, then the positioning disc 5 is tightly attached to the large end face of the barrel 21, the newly-added wedge block 7 is pushed to abut against the positioning disc 5 to complete limitation, finally the hoop component 9 is locked to prevent movement to complete final assembly, and finally drilling is carried out through the drilling component 8.
The positioning device of the utility model improves the positioning device under the existing equipment condition, does not need to improve equipment to reduce the overall length dimension error of the spinning cylinder, saves the equipment cost, meets the production requirement, and effectively controls the production cost; the requirements on hole site precision and consistency are met, stable guarantee is provided for assembly of a sensor joint in the subsequent process, and the accuracy of data acquisition of subsequent detection elements is improved.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (4)
1. The utility model provides an improve positioner of spinning barrel drilling precision and uniformity which characterized in that: comprises a bottom plate; a positioning block is arranged on the bottom plate; the left end of the positioning block is provided with a limiting block; the limiting block is connected with the guide rod; the other end of the guide rod penetrates through the positioning block and is connected with a positioning disc; the upper end of the bottom plate is provided with a first supporting block; a first push rod assembly is arranged on the first supporting block; a wedge-shaped block is arranged at one end, close to the bottom plate, of the first push rod assembly; a drilling assembly is arranged on a bottom plate on the right side of the first push rod assembly; the lower end of the bottom plate is sequentially provided with a hoop component, a second supporting block and a third supporting block from left to right; a second push rod assembly is arranged at one end, far away from the bottom plate, of the third supporting block; and an end face positioning block is arranged at one end of the second push rod assembly, which is close to the bottom plate.
2. The positioning device for improving the drilling precision and consistency of the spinning cylinder according to claim 1, wherein: the guide rods comprise three guide rods, and one ends of the three guide rods are sequentially arranged on the limiting block from left to right.
3. The positioning device for improving the drilling precision and consistency of the spinning cylinder according to claim 1, wherein: the first push rod assembly comprises a first supporting plate, a first connecting block arranged at one end of the upper surface of the first supporting plate, a first handle connected with one end of the first connecting block, and a first push rod connected with the other end of the first connecting block; one end of the first push rod, which is close to the bottom plate, penetrates through the upper end of the first supporting block and is connected with the wedge-shaped block.
4. The positioning device for improving the drilling precision and consistency of the spinning cylinder according to claim 1, wherein: the second push rod assembly comprises a second supporting plate, a second connecting block arranged at one end of the upper surface of the second supporting plate, a second handle connected with one end of the second connecting block, and a second push rod connected with the other end of the second connecting block; one end of the second push rod close to the bottom plate penetrates through the upper end of the third supporting block to be connected with the end face positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020873898.4U CN212310895U (en) | 2020-05-22 | 2020-05-22 | Positioning device for improving drilling precision and consistency of spinning cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020873898.4U CN212310895U (en) | 2020-05-22 | 2020-05-22 | Positioning device for improving drilling precision and consistency of spinning cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212310895U true CN212310895U (en) | 2021-01-08 |
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ID=74022638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020873898.4U Active CN212310895U (en) | 2020-05-22 | 2020-05-22 | Positioning device for improving drilling precision and consistency of spinning cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212310895U (en) |
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2020
- 2020-05-22 CN CN202020873898.4U patent/CN212310895U/en active Active
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