CN210281167U - Flexible flywheel welding clamp - Google Patents
Flexible flywheel welding clamp Download PDFInfo
- Publication number
- CN210281167U CN210281167U CN201920612204.9U CN201920612204U CN210281167U CN 210281167 U CN210281167 U CN 210281167U CN 201920612204 U CN201920612204 U CN 201920612204U CN 210281167 U CN210281167 U CN 210281167U
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Abstract
The utility model provides a flexible flywheel welding jig, includes body, coupling disc, socket sleeve, activity locating component, the bottom of body is through socket sleeve and coupling disc fixed connection, be provided with the location tray on the body, the center of location tray is equipped with the location mandrel, the top of location mandrel is equipped with the gland, the synchronizer ring has been set to the socket sleeve outside cover, the fixed a plurality of ejector pins that are provided with in border department of synchronizer ring, the ejector pin passes body and location tray, the border department of body is provided with a plurality of positioning seats and multiunit activity locating component, be provided with the locating piece on the positioning seat, novel structure, simple manufacture can effectively improve the quality of product. The positioning block and the movable positioning block can be finely adjusted, so that the optimal positioning precision is ensured. The utility model discloses after the welding was accomplished, the movable positioning piece was returned, loosened the ring gear, and the ejector pin makes things convenient for the workman to take off the part to ejecting work piece under the effect of ejecting jar.
Description
Technical Field
The utility model belongs to the technical field of flywheel welding jig technique and specifically relates to a flexible flywheel welding jig.
Background
The flexible flywheel is an important part of an automatic gear automobile engine, and the main function of the flexible flywheel is to start the engine and transmit power.
The flexible flywheel is formed by welding a flexible disk and a gear ring. Usually, a fixed positioning fixture is adopted to weld the gear ring and the flexible disk together in a preassembling manner, and the welded gear ring is deformed by heating and is inconvenient to take. The clamping mode also has difficulty in ensuring the jumping precision of the gear ring, so that the engine is difficult to start.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible flywheel welding jig to solve the problem in the above-mentioned technical background.
In order to achieve the above object, the utility model provides a following technical scheme: a flexible flywheel welding fixture comprises a body, a connecting disc, a bearing sleeve and a movable positioning assembly, wherein the bottom of the body is fixedly connected with the connecting disc through the bearing sleeve;
a synchronous ring is sleeved outside the bearing sleeve, a plurality of ejector rods are fixedly arranged at the edge of the synchronous ring, the ejector rods penetrate through the body and the positioning tray, a plurality of positioning seats and a plurality of groups of movable positioning assemblies are arranged at the edge of the body, and positioning blocks are arranged on the positioning seats; the movable positioning assembly comprises a movable positioning seat and a movable positioning block, the movable positioning seat is provided with the movable positioning block, and the positioning seat is provided with the positioning block;
the movable positioning assembly further comprises a positioning cylinder seat, a guide rod and a cylinder, the cylinder is arranged on the outer side of the positioning cylinder seat, a movable positioning seat is arranged on the inner side of the positioning cylinder seat, a guide hole is formed in the positioning cylinder seat, the guide rod penetrates through the guide hole, the inner end of the guide rod is connected with the movable positioning seat, and a push rod of the cylinder is connected with the movable positioning seat; and a corner cylinder is arranged between the positioning seat and the positioning seat or the movable positioning seat, and a pressing block is arranged on a push rod of the corner cylinder.
Preferably, the position of the movable positioning seat moves and is adjusted along the radial direction of the body.
Preferably, a guide sleeve is arranged in the guide hole, and a guide rod is sleeved in the guide sleeve.
Preferably, the ejector rod is sleeved with an ejector rod sleeve.
Preferably, the movable positioning block is provided with a waist hole, a locking screw is arranged in the waist hole and fixed on the movable positioning seat, the movable positioning seat is further provided with an adjusting screw, and the end part of the screw rod of the adjusting screw penetrates through the movable positioning seat and is screwed with the screw hole on the outer side of the movable positioning block.
The utility model discloses beneficial effect: novel structure, simple manufacture can effectively improve the quality of product. The movable positioning seat can move and be adjusted conveniently along the radial direction of the body. The positioning block and the movable positioning block can be finely adjusted, so that the optimal positioning precision is ensured. The utility model discloses after the welding was accomplished, the movable positioning piece was returned, loosened the ring gear, and the ejector pin makes things convenient for the workman to take off the part to ejecting work piece under the effect of ejecting jar.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of a movable positioning assembly;
fig. 4 is an enlarged view of a portion a in fig. 3.
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 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.
Referring to fig. 1-4, in an embodiment of the present invention, a flexible flywheel welding fixture includes a body 3, a coupling plate 1, a receiving sleeve 2, and a movable positioning assembly 13, the bottom of the body 3 is fixedly connected to the coupling plate 1 through the receiving sleeve 2, a positioning tray 4 is provided on the body 3, a positioning mandrel 9 is provided at the center of the positioning tray 4, a gland 6 is provided above the positioning mandrel 9, the gland 6 is composed of a joint, a welding slag protection plate, and a fixing plate, and the gland 6 is installed on a pressing device on a machine tool column.
A synchronous ring 16 is sleeved outside the bearing sleeve 2, three ejector rods 7 are fixedly arranged at the edge of the synchronous ring 16, and ejector rod sleeves 8 are sleeved on the ejector rods 7. The ejector rod 7 penetrates through the body 3 and the positioning tray 4, three positioning seats 10 and two groups of movable positioning assemblies 13 are arranged at the edge of the body 3, and positioning blocks 11 are arranged on the positioning seats 10.
An angle cylinder 15 is arranged between the positioning seat 10 and the positioning seat or the movable positioning seat 134, and a pressing block 14 is arranged on a push rod of the angle cylinder 15.
The positioning block 11 is connected with the movable positioning assembly 13, the movable positioning assembly 13 includes a positioning cylinder seat 131, a guide rod 132, a cylinder 133, a movable positioning block 135 and a movable positioning seat 134, the cylinder 133 is arranged outside the positioning cylinder seat 131, the movable positioning seat 134 is arranged inside the positioning cylinder seat 131, a guide hole 1380 is arranged on the positioning cylinder seat, a guide sleeve 138 is arranged in the guide hole, the guide rod 132 is sleeved in the guide sleeve 138, the inner end of the guide rod 132 is connected with the movable positioning seat 134, and a push rod 1330 of the cylinder is connected with the movable positioning seat 134. A waist hole 139 is formed in the movable positioning block 135, a locking screw 137 is arranged in the waist hole 139, the locking screw 137 is fixed on the movable positioning block 134, an adjusting screw 136 is screwed on the movable positioning block 134, a screw hole 1362 is formed in the movable positioning block 135, the end of a screw rod of the adjusting screw 136 penetrates through the movable positioning block 134 and is screwed with a screw hole in the outer side of the movable positioning block 135, and the adjusting screw 136 is rotated to perform telescopic fine adjustment on the movable positioning block 135. Specifically, an adjusting screw counter bore 1361 is arranged on the movable positioning seat 134, and a screw head of the adjusting screw 136 is embedded in the adjusting screw counter bore 1361.
The push rod 1330 is acted by the cylinder to push out and reset the movable positioning seat 134. The movable positioning seat 134 further drives the movable positioning block 135 to push out and reset.
When the flexible disk pressing machine works, the flexible disk 17 is firstly arranged on the positioning mandrel 9, then the gear ring 18 is placed in the clamp, and the gland 6 is driven by the machine tool to tightly press the flexible disk 17. The movable positioning block 135 is pushed by the cylinder 133 to position and clamp the gear ring 18, and the corner cylinder 15 drives the pressing block 14 to press the gear ring tightly, so that the centering precision and the axial positioning precision of the gear ring are respectively guaranteed.
After the welding is finished, the movable positioning block 135 retracts, the gear ring 18 is loosened, and the ejector rod 7 ejects a workpiece downwards under the action of the ejection cylinder, so that a worker can take down the part conveniently.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A flexible flywheel welding fixture comprises a body, a connecting disc, a bearing sleeve and a movable positioning assembly, and is characterized in that the bottom of the body is fixedly connected with the connecting disc through the bearing sleeve, the body is provided with a positioning tray, the center of the positioning tray is provided with a positioning mandrel, and a gland is arranged above the positioning mandrel; a synchronous ring is sleeved outside the bearing sleeve, a plurality of ejector rods are fixedly arranged at the edge of the synchronous ring, the ejector rods penetrate through the body and the positioning tray, a plurality of positioning seats and a plurality of groups of movable positioning assemblies are arranged at the edge of the body, each movable positioning assembly comprises a movable positioning seat and a movable positioning block, a movable positioning block is arranged on each movable positioning seat, and a positioning block is arranged on each positioning seat; the movable positioning assembly further comprises a positioning cylinder seat, a guide rod and a cylinder, the cylinder is arranged on the outer side of the positioning cylinder seat, a movable positioning seat is arranged on the inner side of the positioning cylinder seat, a guide hole is formed in the positioning cylinder seat, the guide rod penetrates through the guide hole, the inner end of the guide rod is connected with the movable positioning seat, and a push rod of the cylinder is connected with the movable positioning seat; and a corner cylinder is arranged between the positioning seat and the positioning seat or the movable positioning seat, and a pressing block is arranged on a push rod of the corner cylinder.
2. The flexible flywheel welding fixture of claim 1, wherein the position of the movable positioning seat moves radially along the body.
3. The flexible flywheel welding fixture as recited in claim 1, wherein a guide sleeve is disposed in the guide hole, and a guide rod is sleeved in the guide sleeve.
4. The flexible flywheel welding fixture as claimed in claim 1, wherein the ejector pin is sleeved with an ejector pin sleeve.
5. The flexible flywheel welding fixture as claimed in claim 1, wherein the movable positioning block has a waist hole, and a locking screw is disposed in the waist hole and fixed to the movable positioning seat.
6. The flexible flywheel welding fixture as claimed in claim 1, wherein the movable positioning seat is further provided with an adjusting screw, and an end of the adjusting screw penetrates through the movable positioning seat and is screwed with a screw hole on an outer side of the movable positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920612204.9U CN210281167U (en) | 2019-04-30 | 2019-04-30 | Flexible flywheel welding clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920612204.9U CN210281167U (en) | 2019-04-30 | 2019-04-30 | Flexible flywheel welding clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210281167U true CN210281167U (en) | 2020-04-10 |
Family
ID=70067412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920612204.9U Active CN210281167U (en) | 2019-04-30 | 2019-04-30 | Flexible flywheel welding clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210281167U (en) |
-
2019
- 2019-04-30 CN CN201920612204.9U patent/CN210281167U/en active Active
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