CN212044384U - Assembly fixture for interference-fit rod body and cap body - Google Patents
Assembly fixture for interference-fit rod body and cap body Download PDFInfo
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- CN212044384U CN212044384U CN201922458561.7U CN201922458561U CN212044384U CN 212044384 U CN212044384 U CN 212044384U CN 201922458561 U CN201922458561 U CN 201922458561U CN 212044384 U CN212044384 U CN 212044384U
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Abstract
The invention relates to an assembly fixture for a rod body and a cap body in interference fit, which comprises a mounting seat and a heavy hammer, wherein the cap body is arranged on the mounting seat, the heavy hammer is used for pressing the rod body into the cap body, a mounting hole for placing the cap body is formed in the mounting seat, an annular seat is arranged in the mounting hole, the mounting hole is formed by two arc-shaped walls which are oppositely arranged, a first gap and a second gap are arranged between the two arc-shaped walls, a first arc-shaped bayonet and a second arc-shaped bayonet which are oppositely arranged and can be close to or far away from each other are arranged at the first gap and the second gap, the first arc-shaped bayonet is controlled by a telescopic end of a first air cylinder, and a magnet for adsorbing the cap body is arranged on the annular seat by a telescopic end of. This anchor clamps cooperation has the mount pad that is used for holding the cap body and is used for the weight of the cap body of impressing with the body of rod, realizes tentatively fixing a position through the electro-magnet in the mounting hole, through the cylinder with arc bayonet socket centre gripping cap body once more, realize the stability of the cap body in assembly process.
Description
Technical Field
The invention relates to a clamp, in particular to an assembling clamp for a rod body and a cap body in interference fit.
Background
In the machining process, anchor clamps are indispensable, because little work piece parameter is many, small characteristics, require especially high to the performance of anchor clamps, some cap bodies and body of rod need sell with the assembly body after assembling on the production line, assemble the body of rod on the cap body that has the pilot hole to interference fit, this needs to have the higher anchor clamps of precision to accomplish assembly work.
Disclosure of Invention
The invention aims to provide an assembling clamp for assembling a rod body in a cap body, the clamp is matched with a mounting seat for holding the cap body and a heavy hammer for pressing the rod body into the cap body, preliminary positioning is realized through an electromagnet in a mounting hole, the cap body is clamped again through an air cylinder and an arc-shaped bayonet, and the stability of the cap body in the assembling process is realized.
In order to achieve the purpose, the invention adopts the technical scheme that: an assembly fixture for a rod body and a cap body in interference fit comprises a mounting seat and a heavy hammer, wherein the cap body is arranged on the mounting seat, the heavy hammer is used for pressing the rod body into the cap body, the cap body is of a cylindrical barrel structure, a cylindrical through hole is formed in the cap body, one end, extending into the through hole of the cap body, of the rod body is gradually thickened from the end part, a mounting hole for placing the cap body is formed in the mounting seat, an annular seat is arranged in the mounting hole, the cap body is arranged on the annular seat, the inner diameter of the annular seat is smaller than or equal to that of the through hole of the cap body, the mounting hole is formed by two oppositely arranged arc walls, a first gap and a second gap are formed between the two arc walls, a first air cylinder and a second air cylinder which are oppositely arranged are arranged at the first gap and the second gap, and a first arc bayonet is arranged at the telescopic end, the telescopic end of the second air cylinder is provided with a second arc-shaped bayonet, and the first air cylinder and the second air cylinder drive the corresponding first arc-shaped bayonet and the second arc-shaped bayonet to extrude and fix the cap body with relative force; the mounting seat is provided with a plurality of mounting holes, and the annular seat is provided with an electromagnet for adsorbing the cap body.
Furthermore, a proximity switch or a contact switch is arranged on the mounting seat and used for monitoring whether a cap body is arranged in the mounting seat.
Furthermore, an ejection mechanism used for ejecting the assembly body is further arranged in the mounting hole, the ejection mechanism is arranged on one side, back to the cap body, of the annular seat, the ejection mechanism comprises a spring and an elastic block, the elastic block is connected with the spring, one end of the spring is connected with the bottom of the mounting hole, and the other end of the spring is connected with the elastic block.
Furthermore, the curvature of the first arc-shaped bayonet and the curvature of the second arc-shaped bayonet are equivalent to that of the outer wall of the cap body.
Further, the weight is arranged right above the mounting hole.
Further, the width of the elastic block is larger than the inner diameter of the annular seat.
Furthermore, one end of the cap body, which is far away from the annular seat, is higher than the upper end surface of the arc-shaped wall.
The beneficial effects produced by the invention comprise: the assembling clamp is matched with a mounting seat used for holding the cap body and a heavy hammer used for pressing the rod body into the cap body, primary positioning is achieved through the electromagnet in the mounting hole, the cap body is clamped again through the air cylinder and the arc-shaped bayonet, and stability of the cap body in the assembling process is achieved. Judge the cap body through proximity switch or contact switch and get into the mounting hole, then start the further centre gripping cap body of cylinder, the annular seat plays the effect of supporting the cap body on the one hand, and on the other hand plays the effect of preliminary fixed cap body through setting up the electro-magnet.
Drawings
FIG. 1 is a schematic view of the structure of the clamp of the present invention;
FIG. 2 is a top view of the mounting hole of the present invention;
in the figure, the mounting base 1, the mounting base 2, the weight 3, the mounting hole 4, the cap 5, the rod body 6, the annular base 7, the first cylinder 8, the second cylinder 9, the first arc bayonet 10, the second arc bayonet 11, the spring 12, the elastic block 13, the first arc wall 14 and the second arc wall.
Detailed Description
The present invention is explained in further detail below with reference to the drawings and the specific embodiments, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
As shown in fig. 1-2, the assembling fixture of the present invention is a fixture for assembling a rod 5 and a cap 4, which need to be in interference fit, and includes a mounting base 1 and a weight 2, the cap 4 is disposed on the mounting base 1, the weight 2 is used for pressing the rod 5 into the cap 4, the cap 4 is a cylindrical barrel structure, a cylindrical through hole is disposed on the cap 4, one end of the rod 5 extending into the through hole of the cap 4 is gradually thickened from the end portion, so as to extend the rod 5 into the cap 4, a mounting hole 3 for placing the cap 4 is disposed on the mounting base 1, a ring-shaped base 6 is disposed in the mounting hole 3, the ring-shaped base 6 is coaxial with the mounting hole 3, the ring-shaped base 6 is disposed on the inner wall of the mounting hole 3, the cap 4 is disposed on the ring-shaped base 6, so as not to prevent the rod 5 from being obstructed during the process of passing through the through hole of the cap 4, the inner diameter of the ring-shaped base 6 is smaller than, the radian of two arc walls is between 30 ~45, is provided with first clearance and second clearance between two arc walls, is provided with first arc bayonet 9 and second arc bayonet 10 that can keep away from or be close to the 3 center pins of mounting hole in first clearance and second clearance department, and two arc bayonets are controlled through the flexible end of first cylinder 7 and second cylinder 8 respectively, are close to the back each other and cooperate the holding cap body 4, further fix the cap body 4, prevent that the cap body 4 from shifting in the assembly process. The first air cylinder 7 and the second air cylinder 8 are oppositely arranged, a first arc-shaped bayonet 9 is arranged at the telescopic end of the first air cylinder 7, a second arc-shaped bayonet 10 is arranged at the telescopic end of the second air cylinder 8, and the first air cylinder 7 and the second air cylinder 8 drive the corresponding first arc-shaped bayonet 9 and the corresponding second arc-shaped bayonet 10 to extrude and fix the cap body 4 relatively forcefully; the mounting seat 1 is provided with a plurality of mounting holes 3 which can be used for mounting a plurality of workpieces simultaneously, and the annular seat 6 is provided with a magnet or an electromagnet for adsorbing the cap body 4. Certainly, the cap body 4 in this document is the iron material that can be adsorbed by magnet, and the characteristics of electro-magnet possess magnetism promptly when the circular telegram, set up proximity switch or contact switch in mounting hole 3, and contact switch can set up on annular seat 6, and contact switch connects first cylinder 7 and second cylinder 8, and contact switch triggers after cap body 4 gets into mounting hole 3, and first cylinder 7 and the action of second cylinder 8 are close to cap body 4 and centre gripping cap body 4. The curvature of the first arc-shaped bayonet 9 and the second arc-shaped bayonet 10 is equivalent to that of the outer wall of the cap body 4, namely, the diameter of the circle where the first arc-shaped bayonet 9 and the second arc-shaped bayonet 10 are located is equivalent to that of the outer wall of the cap body 4, so that the arc-shaped bayonet is convenient to be attached to the outer wall of the cap body 4.
Still be provided with in the mounting hole 3 and be used for the ejecting ejection mechanism of the assembly body, ejection mechanism arranges annular seat 6 one side of the back to the cap body 4 in, and ejection mechanism includes spring 11 and bullet piece 12, and bullet piece 12 is connected spring 11, and 3 bottoms of mounting hole are connected to spring 11 one end, and bullet piece 12 is connected to the other end, and in the assembling process, the body of rod 5 can pass the through-hole of the cap body 4 and extrude bullet piece 12 downwards, and after the assembly was accomplished, bullet piece 12 is under the effect at spring 11, upwards ejecting with the assembly body. In order to prevent the spring block 12 from being ejected too much during the upward resetting process, the width of the spring block 12 is larger than the inner diameter of the annular seat 6. The weight 2 is arranged right above the mounting hole 3. One end of the cap body 4 far away from the annular seat 6 is higher than the upper end surface of the arc-shaped wall.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the content of the embodiment. It will be apparent to those skilled in the art that various changes and modifications can be made within the technical scope of the present invention, and any changes and modifications made are within the protective scope of the present invention.
Claims (7)
1. The utility model provides an assembly jig of interference fit's body of rod and cap body which characterized in that: the cap body is arranged on the mounting seat, the heavy hammer is used for pressing the rod body into the cap body, the cap body is of a cylindrical barrel structure, a cylindrical through hole is formed in the cap body, one end, extending into the cap body through hole, of the rod body is gradually thickened from the end part, a mounting hole for placing the cap body is formed in the mounting seat, an annular seat is arranged in the mounting hole, the cap body is arranged on the annular seat, the inner diameter of the annular seat is smaller than or equal to that of the cap body through hole, the mounting hole is formed by two oppositely arranged arc walls, a first gap and a second gap are formed between the two arc walls, a first arc bayonet and a second arc bayonet which are oppositely arranged and can be close to or far away from each other are arranged at the first gap and the second gap, the first arc bayonet is controlled by the telescopic end of a first air cylinder, and the second arc bayonet is controlled by the telescopic end of a second air cylinder, the first arc-shaped bayonet and the second arc-shaped bayonet are close to each other to fix the cap body; the mounting seat is provided with a plurality of mounting holes, and the annular seat is provided with a magnet for adsorbing the cap body.
2. The interference fit assembly clamp of a rod and a cap of claim 1, wherein: the magnet is an electromagnet, a proximity switch or a contact switch is arranged on the mounting seat and used for monitoring whether a cap body exists in the mounting seat or not.
3. The interference fit assembly clamp of a rod and a cap of claim 1, wherein: the ejection mechanism is arranged on one side, back to the cap body, of the annular seat and comprises a spring and an elastic block, the elastic block is connected with the spring, one end of the spring is connected with the bottom of the mounting hole, and the other end of the spring is connected with the elastic block.
4. The interference fit assembly clamp of a rod and a cap of claim 1, wherein: the curvature of the first arc-shaped bayonet and the curvature of the second arc-shaped bayonet are equivalent to that of the outer wall of the cap body.
5. The interference fit assembly clamp of a rod and a cap of claim 1, wherein: the heavy hammer is arranged right above the mounting hole.
6. The interference fit assembly clamp of a rod and cap of claim 3, wherein: the width of the elastic block is larger than the inner diameter of the annular seat.
7. The interference fit assembly clamp of a rod and a cap of claim 1, wherein: one end of the cap body, which is far away from the annular seat, is higher than the upper end surface of the arc-shaped wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458561.7U CN212044384U (en) | 2019-12-31 | 2019-12-31 | Assembly fixture for interference-fit rod body and cap body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458561.7U CN212044384U (en) | 2019-12-31 | 2019-12-31 | Assembly fixture for interference-fit rod body and cap body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212044384U true CN212044384U (en) | 2020-12-01 |
Family
ID=73536725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922458561.7U Active CN212044384U (en) | 2019-12-31 | 2019-12-31 | Assembly fixture for interference-fit rod body and cap body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212044384U (en) |
-
2019
- 2019-12-31 CN CN201922458561.7U patent/CN212044384U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215542 No.3, baixuexin Road, Shajiabang Town, Changshu City, Suzhou City, Jiangsu Province Patentee after: Changshu minglijia metal products Co.,Ltd. Address before: 215300 no.861 Wulian Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: KUNSHAN MINGLIJIA METAL PRODUCTS Co.,Ltd. |
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| CP03 | Change of name, title or address |