CN211361181U - Flange welding clamping mechanism - Google Patents
Flange welding clamping mechanism Download PDFInfo
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- CN211361181U CN211361181U CN202021478186.9U CN202021478186U CN211361181U CN 211361181 U CN211361181 U CN 211361181U CN 202021478186 U CN202021478186 U CN 202021478186U CN 211361181 U CN211361181 U CN 211361181U
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Abstract
The utility model discloses a flange welding clamping mechanism belongs to the welding jig field, and it includes: the rotary clamping device comprises a baffle, a jaw, a rotary disk and a main pin, wherein the main pin penetrates through the center of the rotary disk and is connected with the baffle, the jaw is clamped between the baffle and the rotary disk, the jaw is provided with an auxiliary pin, the rotary disk is provided with a plurality of arc-shaped grooves spirally symmetrical with the center of the rotary disk, a single auxiliary pin is in sliding connection with a single arc-shaped groove, and the jaw is opened and closed along with the rotation of the rotary disk and is used for clamping the end face of a flange; the rotating handle is connected with the rotating disc and used for controlling the opening and closing of the rotating clamping device; the utility model provides a flange welding clamping mechanism, its rotary clamping device can press from both sides tightly the car pipe fitting that has the flange terminal surface for clamping mechanism presss from both sides the problem of not bearing firmly among the solution prior art.
Description
Technical Field
The utility model relates to a welding jig field, specifically speaking relates to a flange welding clamping mechanism, and more specifically says, relates to an engine manifold flange end welding clamping mechanism.
Background
The exhaust manifold is an indispensable component of an automobile exhaust system, the exhaust manifold is positioned at the front end of the exhaust system, one end of an air inlet is connected with a cylinder cover of an automobile engine cylinder through a bolt, and one end of an air outlet is connected with other parts of a catalyst of the exhaust system and the like. The exhaust manifold is formed by welding the air inlet flange, the bent pipe and the air outlet flange, the appearance structure is irregular and limited by the irregular bent pipe, when the exhaust manifold is welded and the clamping mechanism clamps the whole body of the exhaust manifold, the clamping mechanism can only clamp the exhaust manifold with a single type due to the fact that the exhaust manifold is multiple in type, and the application range of the clamping mechanism is limited.
To above problem, the utility model provides a flange welding clamping mechanism, the object that its clamp was got is intake manifold's intake flange end andor the flange end of giving vent to anger, still is connected with the cylinder as the control end. Further, can be with the utility model discloses the extension is applied to the automobile parts that the terminal surface has the flange, and further, will the utility model discloses the extension is applied to the spare part that the terminal surface has the flange.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a flange welding clamping mechanism for solve clamping mechanism and get the not firm problem of clamp.
The utility model adopts the technical proposal that: provided is a flange welding clamping mechanism, including: the rotary clamping device comprises a baffle, a jaw, a rotary disk and a main pin, wherein the main pin penetrates through the center of the rotary disk and is connected with the baffle, the jaw is clamped between the baffle and the rotary disk, the jaw is provided with an auxiliary pin, the rotary disk is provided with a plurality of arc-shaped grooves spirally symmetrical with the center of the rotary disk, a single auxiliary pin is in sliding connection with a single arc-shaped groove, and the jaw is opened and closed along with the rotation of the rotary disk and is used for clamping the end face of a flange; and the rotating handle is connected with the rotating disk and is used for controlling the opening and closing of the rotating clamping device.
After the structure is adopted, the rotating handle is rotated anticlockwise, the rotating handle drives the rotating disc to rotate, relative rotation occurs between the rotating disc and the baffle, the auxiliary pin on the clamping jaw moves outwards gradually along the arc-shaped groove along with the rotation of the rotating disc, and in the moving process, the radius difference value of the auxiliary pin from the center of the rotating disc is the distance of outward movement of a single clamping jaw, namely the opening distance of the clamping jaw, so that the purpose of rotary clamping is achieved. Because the centers of the arc-shaped grooves are spirally symmetrical, the claws synchronously move, and the centers of the openings are always unchanged when the claws are opened or closed; in a similar way, when the rotating handle is rotated clockwise, the clamping jaws do closing action, so that the purpose of clamping the flange end is achieved.
Preferably, the clamping jaws comprise sliding blocks and arc-shaped protective sleeves, the single sliding blocks are connected with the single arc-shaped protective sleeves in a one-to-one correspondence mode, and the auxiliary pins are arranged on the sliding blocks; the one end that the rotary disk center pin was kept away from to the sliding block can be done the clamp to the periphery of flange and get the effect, and the arc protective sheath wraps up the border of flange, reaches the purpose of pressing from both sides tightly.
Preferably, the device further comprises an air cylinder, wherein the output end of the air cylinder is connected with the rotating handle and is used for controlling the rotation of the rotating handle; the setting up of cylinder makes clamping mechanism can press from both sides the flange of getting automatically to the output of cylinder can do the fixed action to turning handle, avoids it to take place to become flexible.
Preferably, the single sliding block is connected with the baffle in a sliding manner, and the sliding path of the sliding block scatters outwards by taking the circle center of the baffle as the center; the sliding blocks synchronously slide on the baffle, the end parts of the sliding blocks and the arc-shaped protective sleeves form a concentric circle with variable size, and the center of the circle is coincided with the central axis of the baffle.
Preferably, the arc-shaped protective sleeve forms a circular protective sleeve after being closed; the annular protective sleeve is a complete circle and is sleeved on the periphery of the flange.
Preferably, the rotary clamping device is arranged on a base, a limiting groove is formed in one side of the base, and the limiting groove is overlapped with a rotating path of the rotary handle; the limiting groove is used for firstly moving the rotating path of the rotating handle to avoid deviation.
Preferably, the number of the arc-shaped grooves is 3.
Preferably, the distance between one end of the arc-shaped groove and the center of the rotating disk and the distance between the other end of the arc-shaped groove and the center of the rotating disk have a difference value larger than 0; the difference is the linear moving range of the jaws, i.e. the larger the difference is, the larger the opening distance of the jaws is.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2-3 are schematic structural views of the middle rotary clamping device of the present invention.
The reference numbers in the figures illustrate:
wherein 1, the jaw; 11. a slider; 12. an arc-shaped protective sleeve; 13. a secondary pin; 2. rotating the handle; 3. a cylinder; 4. a base; 41. defining a slot; 5. a baffle plate; 6. rotating the disc; 61. an arc-shaped slot; 7. and (4) a main pin.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the present specification, the orientations are based on fig. 1, and the angles of the respective drawings are different, and it is necessary to convert the orientations into the orientations in fig. 1 in the corresponding drawings.
Example 1
As shown in fig. 1, the rotary clamping device is installed on the front side of the upper end of the base 4, and the cylinder 3 is installed on the rear side of the upper end of the base 4. The control end of the rotary clamping device is a rotary handle 2, the handle part of the rotary handle 2 extends towards the right side, a limiting groove 5 is arranged on the right side of the base 4, and the limiting groove 5 is overlapped with the rotating path of the rotary handle 2.
As shown in fig. 2, the rotary clamping device comprises a claw 1 and a baffle 5, the claw 1 is installed at the front end of the baffle 5, the baffle 5 is used for being close to the end face of the flange, and the claw 1 is used as the acting end of the rotary clamping device and used for clamping the edge of the flange. Jaw 1 includes sliding block 11 and arc protective sheath 12, and sliding block 11 and arc protective sheath 12 quantity are three, forms a complete ring after arc protective sheath 12 makes up, and sliding block 11 evenly distributed is in the outside of ring.
As shown in fig. 3, the rotary clamping device further comprises a rotary disk 6 and a main pin 7, the baffle 5, the jaw 1, the rotary disk 6 and the main pin 7 are sequentially arranged from front to back, the jaw 1 comprises three sliding blocks 11 and three arc-shaped protective sleeves 12, the baffle 5 is fixed on the base 4, and the main pin 7 penetrates through the rotary disk 6 and is fixedly connected with the center of the baffle 5. Three arc-shaped grooves 61 are arranged on the rotating disc 6, and the arc-shaped grooves 61 are rotationally symmetrical by taking the center of the rotating disc 6 as a central point. One end of the arc-shaped groove 61 is close to the edge of the rotating disk 6, and the other end of the arc-shaped groove 61 is close to the center of the rotating disk 6. The center of the rotating disk 6 has a difference in radius from the radius of the end point of the arc-shaped groove 61, and the front face of the arc-shaped groove 61 is oriented in the clockwise direction.
The front side of the sliding block 11 is connected with the rear surface of the baffle 5 in a sliding manner, and the sliding path of the sliding block 11 scatters outwards by taking the circle center of the baffle 5 as the center. A secondary pin 13 is provided at the rear side of the sliding block 11, the secondary pin 13 is slidably connected with the arc-shaped groove 61, and in some examples, the secondary pin 13 is limited by the arc-shaped groove 61. The outer end of sliding block 11 is equipped with forward arch, and arc protective sheath 12 is connected with this arch for arc protective sheath 12 is located the front side border of baffle 5, and the effect end of jack catch 1 is located the front side border of baffle 5 promptly. Further, the curved surface of the inner surface of the arc-shaped protective sleeve 12 is matched with the curved surface of the rear side edge of the flange, and the three arc-shaped protective sleeves 12 are combined to form a complete circular ring.
The rotating handle 2 is connected with the rotating disk 6, and the output end of the air cylinder 3 is connected with the rotating handle 2.
In some examples, three connection points are provided on the rotating disc 6, the connection points are rotationally symmetrical about the center of the rotating disc 6, and the connection points are used for connecting the rotating handle 2, so as to ensure that the rotating disc 6 is uniformly stressed.
The working principle of the utility model is as follows;
when the utility model is used, the rotary clamping device is firstly opened to open the clamping jaws 1; then, the flange end with the automobile pipe fitting is attached to the baffle 5, the center of the flange end is aligned with the center of the flange end, the rotary handle 2 is rotated, and the clamping jaws 1 are gradually tightened to achieve the purpose of pre-clamping; the friction force between the auxiliary pin 13 and the arc-shaped groove 61 and the resistance of the flange end to the claw 1 are limited, and after the handle is manually rotated, the auxiliary pin 13 has one fifth of the stroke from the inner side end of the arc-shaped groove 61; then, the cylinder 3 works, the output end of the cylinder 3 drives the rotating handle 2 to gradually rotate until the auxiliary pin 13 contacts the inner end of the arc-shaped groove 61, and the clamping claw 1 finishes clamping work on the automobile pipe fitting.
In some examples, the secondary pin 13 travels between one-half and one-tenth of the way from the inner end of the arcuate slot 61 upon manual rotation of the handle.
Example 2
The embodiment is different from embodiment 1 in that the number of the arc-shaped grooves 61 in the embodiment is six, the number of the corresponding claws 1 is six, and the orientation of the arc-shaped grooves 61 is counterclockwise, that is, when the rotating handle 2 is rotated counterclockwise, the claws 1 perform opening motion, and when the rotating handle 2 is rotated clockwise, the claws 1 perform closing motion.
While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.
Claims (8)
1. A flange welding clamping mechanism, characterized by, includes:
the rotary clamping device comprises a baffle, a jaw, a rotary disk and a main pin, wherein the main pin penetrates through the center of the rotary disk and is connected with the baffle, the jaw is clamped between the baffle and the rotary disk, the jaw is provided with an auxiliary pin, the rotary disk is provided with a plurality of arc-shaped grooves spirally symmetrical with the center of the rotary disk, a single auxiliary pin is in sliding connection with a single arc-shaped groove, and the jaw is opened and closed along with the rotation of the rotary disk and is used for clamping the end face of a flange;
and the rotating handle is connected with the rotating disk and is used for controlling the opening and closing of the rotating clamping device.
2. The flange welding clamping mechanism of claim 1, wherein: the jack catch includes sliding block and arc protective sheath, and single sliding block is connected with single arc protective sheath one-to-one, vice round pin sets up on the sliding block.
3. The flange welding clamping mechanism of claim 2, wherein: the output end of the air cylinder is connected with the rotating handle and used for controlling the rotation of the rotating handle.
4. The flange welding clamping mechanism of claim 2, wherein: and the single sliding block is in sliding connection with the baffle.
5. The flange welding clamping mechanism of claim 2, wherein: and the arc-shaped protective sleeve is closed to form a circular protective sleeve.
6. The flange welding clamping mechanism of claim 1, wherein: the rotary clamping device is arranged on the base, a limiting groove is formed in one side of the base, and the limiting groove is overlapped with a rotating path of the rotary handle.
7. The flange welding clamping mechanism of claim 1, wherein: the number of the arc-shaped grooves is 3.
8. The flange welding clamping mechanism of claim 1, wherein: the distance between one end of the arc-shaped groove and the center of the rotating disk and the distance between the other end of the arc-shaped groove and the center of the rotating disk have a difference value larger than 0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021478186.9U CN211361181U (en) | 2020-07-24 | 2020-07-24 | Flange welding clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021478186.9U CN211361181U (en) | 2020-07-24 | 2020-07-24 | Flange welding clamping mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN211361181U true CN211361181U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021478186.9U Active CN211361181U (en) | 2020-07-24 | 2020-07-24 | Flange welding clamping mechanism |
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| CN (1) | CN211361181U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112317989A (en) * | 2020-11-25 | 2021-02-05 | 刘媛媛 | Environment-friendly energy-saving type metal plate welding equipment |
| CN113458563A (en) * | 2021-09-06 | 2021-10-01 | 徐州雅琦机械配件加工有限公司 | Make things convenient for plasma cutting machine of material loading |
-
2020
- 2020-07-24 CN CN202021478186.9U patent/CN211361181U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112317989A (en) * | 2020-11-25 | 2021-02-05 | 刘媛媛 | Environment-friendly energy-saving type metal plate welding equipment |
| CN113458563A (en) * | 2021-09-06 | 2021-10-01 | 徐州雅琦机械配件加工有限公司 | Make things convenient for plasma cutting machine of material loading |
| CN113458563B (en) * | 2021-09-06 | 2021-11-12 | 徐州雅琦机械配件加工有限公司 | Make things convenient for plasma cutting machine of material loading |
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