CN111097870B - Rivet mounting device for full-automatic exhaust valve mounting equipment - Google Patents
Rivet mounting device for full-automatic exhaust valve mounting equipment Download PDFInfo
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- CN111097870B CN111097870B CN201911281139.7A CN201911281139A CN111097870B CN 111097870 B CN111097870 B CN 111097870B CN 201911281139 A CN201911281139 A CN 201911281139A CN 111097870 B CN111097870 B CN 111097870B
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- rivet
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- gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/30—Particular elements, e.g. supports; Suspension equipment specially adapted for portable riveters
- B21J15/32—Devices for inserting or holding rivets in position with or without feeding arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
Abstract
The invention relates to the field of exhaust valve installation, and discloses a rivet installation device for full-automatic exhaust valve installation equipment, which comprises a storage hopper (1) for storing rivets, a discharge hole (11) arranged below the storage hopper (1), a rivet rail (2), a discharge hole (11) of the storage hopper (1) connected with one end of the rivet rail (2), a rivet clamping seat (3) arranged at the other end of the rivet rail (1), and a lower pressing column (4), wherein the lower pressing column (4) is arranged above the rivet clamping seat (3), and the lower pressing column (4) is matched with the rivet clamping seat (3) and drives rivets in the rivet clamping seat (3) to be installed to be pressed down to the workpiece to be installed below. According to the invention, through the matching of the conveying assembly and the malting clamping seat, the riveting step is efficient and convenient, the full automation of riveting is realized, the labor cost is greatly reduced, the production efficiency is also improved, and the automatic riveting device is reasonable in structure and strong in practicability.
Description
Technical Field
The invention relates to the field of exhaust valve installation, in particular to a rivet installation device for full-automatic exhaust valve installation equipment.
Background
The exhaust valve seat of the automobile engine is a relatively critical part in the engine, the exhaust valve seat of the automobile engine must be guaranteed to be capable of withstanding frequent impact at the high temperature of 600-1100 ℃, the required working conditions are relatively harsh, and the exhaust valve seat of the engine must have the performances of high temperature resistance, wear resistance, corrosion resistance, fatigue resistance and the like, so the installation requirement is relatively high.
At present, the patent named as a riveting machine for batteries and the patent of invention with the patent number of 201510996183.1 solve the problem of rivet installation, but the background technology does not belong to the technology in the field, and the defect of low automation degree exists.
Disclosure of Invention
Aiming at the defects of low automation degree and the like in the prior art, the invention provides a rivet mounting device for full-automatic exhaust valve mounting equipment.
In order to solve the technical problem, the invention is solved by the following technical scheme:
a rivet installation device for full-automatic erection equipment of discharge valve, including the storage hopper that is used for depositing the rivet, the below of storage hopper is equipped with the discharge gate, still include the rivet track, the discharge gate of storage hopper is connected with orbital one end of rivet and carries the rivet through the rivet track, the rivet holder is installed to the orbital other end of rivet, the rivet has been placed in the rivet holder, still include down the compression leg, the compression leg is located rivet holder top down, the compression leg is cooperated with the rivet holder down and drives the rivet in the rivet holder and push down to the work piece of treating that is located the below.
Preferably, the rivet storage device further comprises a transportation assembly arranged between the discharge port of the storage hopper and the rivet track, the transportation assembly comprises a grooved wheel, grooves which are evenly and circumferentially distributed are formed in the grooved wheel, each groove is matched with a rivet and can store one rivet, the grooved wheel is located below the discharge port of the storage hopper and above the rivet track, and the rivets sequentially enter the rivet track through the discharge port of the storage hopper and the grooves of the grooved wheel through rotation of the grooved wheel.
Preferably, the transportation assembly further comprises a ratchet wheel, a chain and a first gear, the ratchet wheel and the first gear are matched with a tooth groove in the chain, the ratchet wheel is connected with the first gear through the chain and drives the first gear to rotate, the first gear and the grooved pulley are coaxially arranged and drive the grooved pulley to rotate, and a shaft connected with the first gear and the grooved pulley is mounted on the support frame through a bearing.
Preferably, the transportation assembly further comprises a transportation cylinder, a rack and a second gear, a piston rod of the transportation cylinder is connected with the rack and drives the rack to move, the second gear is matched with the rack and driven by the rack to rotate, the second gear and the ratchet wheel are coaxially arranged and drive the ratchet wheel to rotate, and a shaft connected with the second gear and the ratchet wheel is mounted on the support frame through a bearing.
Preferably, the rivet track is the arc track that sets up from top to bottom, install on the rivet track and cut off seat and end the cylinder, end the seat including fixed stop and adjustable fender, fixed stop and adjustable fender form the plate body of violently establishing on the rivet track jointly, fixed stop's upper surface is equipped with the inclined plane, adjustable fender's lower surface is equipped with the lower inclined plane with fixed stop's upper inclined plane complex, adjustable fender is connected with and moves about through ending the cylinder with ending the cylinder, after adjustable fender and fixed stop separated, end the seat and form an opening that only supplies a rivet to pass through.
Preferably, the rivet storage device further comprises a support frame, the transportation assembly, the material storage hopper and the rivet rail are all installed on the support frame, the rivet clamping seat comprises an upper clamping seat and a lower clamping seat, the upper clamping seat is located above the lower clamping seat and is used for placing a workpiece to be installed, the upper clamping seat is movably installed on the support frame, the upper clamping seat is connected with the rivet rail and is used for placing a rivet sliding out from the rivet rail, and the lower pressing column is located above the upper clamping seat and is used for pressing the rivet in the upper clamping seat down to the workpiece to be installed in the lower clamping seat.
Preferably, the upper clamping seat is provided with a vertically arranged placing hole, the upper end of the placing hole is communicated with the rivet track, the lower end of the placing hole is provided with a spring piece, and the spring piece inclines towards the placing hole and clamps the rivet in the placing hole.
Preferably, the support frame is provided with a vertically arranged guide hole, a guide rod is arranged in the guide hole, the support frame is at least provided with a bearing sleeved outside the guide rod, the guide rod is provided with a return spring, the upper end of the return spring is connected with the guide rod, the lower end of the return spring is connected with the support frame, and the guide rod is fixedly connected with the upper clamping seat.
Preferably, the guide rod is fixedly provided with a horizontally arranged mounting plate, the guide rod is fixedly connected with the upper clamping seat through the mounting plate, the mounting plate is provided with a connecting frame and fixedly connected with the upper clamping seat through the connecting frame, the mounting plate is vertically provided with a mounting hole, the lower pressing column comprises a transition rod, the transition rod is inserted into the mounting hole, the transition rod is provided with a transition ring above the mounting plate, the buffer spring is arranged between the transition ring and the mounting plate and provides upward elasticity for the transition rod.
Preferably, the lower pressing column further comprises a connecting rod and a lower pressing rod, the connecting rod, the transition rod and the lower pressing rod are sequentially arranged from top to bottom and are connected with each other, the lower pressing cylinder is connected with the connecting rod and drives the lower pressing rod to downwards extrude the rivet in the upper clamping seat through the transition rod.
Preferably, the transition rod is further sleeved with a copper sleeve and is installed in the installation hole through the copper sleeve, the lower end of the buffer spring is in contact with the copper sleeve, an upper hole is formed in the upper end of the transition rod, the lower end of the connecting rod is inserted into the upper hole, a lower hole is formed in the lower end of the transition rod, and the lower pressing rod is inserted into the lower hole.
Due to the adoption of the technical scheme, the invention has the remarkable technical effects that: through the cooperation of transportation subassembly and maiding holder for it is high-efficient convenient to go up the step of riveting, realizes going up the riveting full automatization, has reduceed the cost of labor greatly, has also improved production efficiency, and this application is rational in infrastructure, the practicality is strong. In the application, the rivets are powered by a conveying cylinder and a gear rack mechanism, the conveying cylinder acts once to convey 2-3 rivets to a rivet guide rail, the rivet guide rail is provided with a stopping seat, and the stopping cylinder acts to convey one rivet at a time; the rivet holder is limited by a return spring, and is limited with a bobbin bearing through an optical axis in the circumferential direction; when the lower pressing cylinder presses down, the rivet and the upper clamping seat simultaneously descend, and the upper clamping seat stops descending after contacting the lower clamping seat, so that the rivet is prevented from falling off after not contacting a workpiece to be installed.
Drawings
FIG. 1 is a partial schematic view of the present invention.
Fig. 2 is a rear view of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a view a-a of fig. 3.
Fig. 5 is a right side view of the present invention.
Fig. 6 is a view F-F of fig. 5.
The names of the parts indicated by the numerical references in the drawings are as follows: 1-storage hopper, 2-rivet track, 3-rivet holder, 4-lower compression leg, 5-transportation component, 6-support frame, 7-guide rod, 11-discharge port, 21-cut-off seat, 211-fixed baffle, 212-movable baffle, 22-cut-off cylinder, 31-upper holder, 311-placing hole, 312-spring piece, 32-lower holder, 40-lower compression cylinder, 41-transition rod, 411-transition ring, 412-buffer spring, 413-copper sleeve, 414-upper hole, 415-lower hole, 42-connecting rod, 43-lower compression rod, 51-grooved wheel, 511-groove, 52-ratchet wheel, 53-chain, 54-first gear, 55-transportation cylinder, 56-rack, 57-second gear, 61-guide hole, 62-bearing, 71-reset spring, 72-mounting plate, 721-mounting hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
A rivet installation device for full-automatic erection equipment of discharge valve, as shown in the figure, including the storage hopper 1 that is used for depositing the rivet, the below of storage hopper 1 is equipped with discharge gate 11, still include rivet track 2, the discharge gate 11 of storage hopper 1 is connected with rivet track 2's one end and carries the rivet through rivet track 2, rivet holder 3 is installed to rivet track 2's the other end, the rivet has been placed in rivet holder 3, still include down compression leg 4, down compression leg 4 is located rivet holder 3 top, down compression leg 4 pushes down to waiting to install the work piece to be located the below with the cooperation of rivet holder 3 and drive rivet holder 3.
The rivet storage device further comprises a transportation assembly 5 arranged between the discharge port 11 of the storage hopper 1 and the rivet track 2, the transportation assembly 5 comprises a grooved wheel 51, grooves 511 which are evenly and circumferentially distributed are formed in the grooved wheel 51, each groove 511 is matched with a rivet and can store one rivet, the grooved wheel 51 is located below the discharge port 11 of the storage hopper 1 and above the rivet track 2, and the rivets sequentially enter the rivet track 2 through the discharge port 11 of the storage hopper 1 and the grooves 511 of the grooved wheel 51 through rotation of the grooved wheel 51.
The transportation assembly 5 further comprises a ratchet wheel 52, a chain 53 and a first gear 54, wherein the ratchet wheel 52 and the first gear 54 are matched with tooth grooves on the chain 53, the ratchet wheel 52 is connected with the first gear 54 through the chain 53 and drives the first gear 54 to rotate, the first gear 54 is coaxially arranged with the grooved pulley 51 and drives the grooved pulley 51 to rotate, and a shaft connecting the first gear 54 and the grooved pulley 51 is mounted on the support frame 6 through a bearing.
The transportation assembly 5 further comprises a transportation air cylinder 55, a rack 56 and a second gear 57, a piston rod of the transportation air cylinder 55 is connected with the rack 56 and drives the rack 56 to move, the second gear 57 is matched with the rack 56 and driven by the rack 56 to rotate, the second gear 57 and the ratchet 52 are coaxially arranged and drive the ratchet 52 to rotate, and a shaft connecting the second gear 57 and the ratchet 52 is mounted on the support frame 6 through a bearing.
The conveying cylinder 55 drives the rack 56 to move left and right, the rack 56 drives the second gear 57 to rotate, the second gear 57 drives the ratchet 52 to rotate through the shaft, the ratchet 52 drives the first gear 54 to rotate through the chain 53, the first gear 54 rotates through the shaft electric grooved pulley 51, the grooved pulley 51 drives the rivet to slide into the rivet track 2, the conveying cylinder drives the rack 56 to move left and right, so that the second gear 57 and the ratchet 52 can rotate in a forward and reverse alternating mode, the ratchet of the ratchet 52 can only drive the chain 53 to rotate in a single direction, the first gear 54 and the grooved pulley 51 rotate intermittently, and the rivet is conveyed into the rivet track 2 intermittently.
Example 2
The rivet rail 2 is an arc rail arranged from top to bottom, the rivet rail 2 is provided with a stop seat 21 and a stop cylinder 22, the stop seat 21 comprises a fixed baffle 211 and a movable baffle 212, the fixed baffle 211 and the movable baffle 212 jointly form a plate body transversely arranged on the rivet rail 2, the upper surface of the fixed baffle 211 is provided with an upper inclined surface, the lower surface of the movable baffle 212 is provided with a lower inclined surface matched with the upper inclined surface of the fixed baffle 211, the movable baffle 212 is connected with the stop cylinder 22 and moves left and right through the stop cylinder 22, and after the movable baffle 212 is separated from the fixed baffle 211, the stop seat 21 forms an opening through which only one rivet passes.
Example 3
The rivet rail mounting device comprises a support frame 6, a transportation assembly 5, a storage hopper 1 and a rivet rail 2 are mounted on the support frame 6, a rivet holder 3 comprises an upper holder 31 and a lower holder 32, the upper holder 31 is located above the lower holder 32 and is used for placing a workpiece to be mounted, the upper holder 31 is movably mounted on the support frame 6, the upper holder 31 is connected with the rivet rail 2 and is used for placing a rivet sliding out of the rivet rail 2, and a lower pressing column 4 is located above the upper holder 31 and used for pressing a rivet in the upper holder 31 down to the workpiece to be mounted in the lower holder 32.
The upper holder 31 is provided with a vertically disposed placing hole 311, the upper end of the placing hole 311 is communicated with the rivet rail 2, the lower end of the placing hole 311 is provided with a spring piece 312, and the spring piece 312 inclines into the placing hole 311 and clamps the rivet in the placing hole 311. The lower end of the spring plate 312 forms a conical ball socket, so that the head of the rivet can be conveniently placed in the conical ball socket, the rivet can be vertically placed between the spring plates 312 according to the installation requirement, and under the combined action of the stop seat 21 and the spring plate 312, the rivet is in the vertical state of the installation position in the upper clamping seat 31.
The supporting frame 6 is provided with a vertically arranged guide hole 61, the guide rod 7 is installed in the guide hole 61, the supporting frame 6 is at least provided with a bearing 62 which is sleeved outside the guide rod 7, the guide rod 7 is provided with a return spring 71, the upper end of the return spring 71 is connected with the guide rod 7, the lower end of the return spring 71 is connected with the supporting frame 6, and the guide rod 7 is fixedly connected with the upper holder 31.
The guide rod 7 is fixedly provided with a horizontally arranged mounting plate 72, the guide rod 7 is fixedly connected with the upper clamping base 31 through the mounting plate 72, the mounting plate 72 is provided with a connecting frame and fixedly connected with the upper clamping base 31 through the connecting frame, the mounting plate 72 is vertically provided with a mounting hole 721, the lower pressing column 4 comprises a transition rod 41, the transition rod 41 is inserted into the mounting hole 721, the transition rod 41 is provided with a transition ring 411 positioned above the mounting plate 72, the buffer device further comprises a buffer spring 412, and the buffer spring 412 is positioned between the transition ring 411 and the mounting plate 72 and provides upward elastic force for the transition rod 41.
Example 4
The same as embodiment 3, the difference is that the lower pressing column 4 further comprises a connecting rod 42 and a lower pressing rod 43, the connecting rod 42, the transition rod 41 and the lower pressing rod 43 are sequentially arranged from top to bottom and are connected with each other, the lower pressing column further comprises a lower pressing cylinder 40, and the lower pressing cylinder 40 is connected with the connecting rod 42 and drives the lower pressing rod 43 to downwards press the rivet in the upper clamping seat 31 through the transition rod 41.
The transition rod 41 is further sleeved with a copper sleeve 413 and is installed in the installation hole 712 through the copper sleeve 413, the lower end of the buffer spring 412 is in contact with the copper sleeve 413, the upper end of the transition rod 41 is provided with an upper hole 414, the lower end of the connecting rod 42 is inserted into the upper hole 414, the lower end of the transition rod 41 is provided with a lower hole 415, and the pressing rod 43 is inserted into the lower hole 415.
When a rivet is placed in the upper clamping seat 31, the lower pressing cylinder 40 drives the lower pressing column 4 to move downwards, due to the contact of the buffer spring 412 and the mounting plate 72, the transition rod 41 drives the upper clamping seat 31 to overcome the acting force of the return spring 71 through the mounting plate 72 in the downward moving process and also move downwards together, when the upper clamping seat 31 is in contact with the lower clamping seat 32, the upper clamping seat 31 stops moving downwards, the lower pressing column 4 continuously receives the acting force of the lower pressing cylinder 40, so that the rivet in the upper clamping seat 31 overcomes the clamping force of the spring piece 312 and presses downwards in a workpiece to be mounted on the lower clamping seat 32, the lower pressing cylinder 40 resets, the return spring 71 drives the upper clamping seat 31 to move upwards for resetting, and the lower pressing column 4 also moves upwards for resetting through the buffer spring 412.
In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.
Claims (7)
1. A rivet installation device for full-automatic erection equipment of discharge valve, its characterized in that: the rivet storage device is characterized by further comprising a support frame (6), wherein a storage hopper (1) used for storing rivets is installed on the support frame (6), a discharge port (11) is arranged below the storage hopper (1), a rivet track (2) is further installed on the support frame (6), the rivet track (2) is an arc track arranged from top to bottom, the discharge port (11) of the storage hopper (1) is connected with one end of the rivet track (2) and conveys rivets through the rivet track (2), a rivet holder (3) is installed at the other end of the rivet track (2), rivets are placed in the rivet holder (3), and the rivet storage device further comprises a lower compression leg (4), the lower compression leg (4) is located above the rivet holder (3), and the lower compression leg (4) is matched with the rivet holder (3) and drives rivets in the rivet holder (3) to be pressed down into a workpiece to be installed below; the rivet storage device is characterized by further comprising a transportation assembly (5) arranged between the discharge port (11) of the storage hopper (1) and the rivet track (2), wherein the transportation assembly (5) comprises a grooved wheel (51), grooves (511) are formed in the grooved wheel (51), each groove (511) is matched with a rivet and can store one rivet, the grooved wheel (51) is located below the discharge port (11) of the storage hopper (1) and above the rivet track (2), and the rivets sequentially enter the rivet track (2) through the discharge port (11) of the storage hopper (1) and the grooves (511) of the grooved wheel (51) through rotation of the grooved wheel (51); the conveying assembly (5) further comprises a ratchet wheel (52), a chain (53) and a first gear (54), the ratchet wheel (52) and the first gear (54) are matched with tooth grooves in the chain (53), the ratchet wheel (52) is connected with the first gear (54) through the chain (53) and drives the first gear (54) to rotate, and the first gear (54) and the grooved pulley (51) are coaxially arranged and drive the grooved pulley (51) to rotate; the transportation assembly (5) further comprises a transportation air cylinder (55), a rack (56) and a second gear (57), a piston rod of the transportation air cylinder (55) is connected with the rack (56) and drives the rack (56) to move, the second gear (57) is matched with the rack (56) and is driven by the rack (56) to rotate, and the second gear (57) and the ratchet wheel (52) are coaxially arranged and drive the ratchet wheel (52) to rotate.
2. The rivet setting device for a full automatic exhaust valve setting apparatus according to claim 1, wherein: install on rivet track (2) and cut off seat (21) and end cylinder (22), it includes fixed stop (211) and adjustable fender (212) to cut off seat (21), fixed stop (211) and adjustable fender (212) form the plate body of violently establishing on rivet track (2) jointly, the upper surface of fixed stop (211) is equipped with the inclined plane, the lower surface of adjustable fender (212) is equipped with the lower inclined plane with the inclined plane complex of fixed stop (211) down, adjustable fender (212) are connected and are moved about through ending cylinder (22) with cutting off cylinder (22), after adjustable fender (212) and fixed stop (211) separation, cut off seat (21) and form an opening that only supplies a rivet to pass through.
3. The rivet setting device for a full automatic exhaust valve setting apparatus according to claim 1, wherein: the storage hopper (1) and the rivet rail (2) are both installed on the support frame (6), the rivet holder (3) comprises an upper holder (31) and a lower holder (32), the upper holder (31) is located above the lower holder (32) and is placed with a workpiece to be installed, the upper holder (31) is installed on the support frame (6), the upper holder (31) is connected with the rivet rail (2) and is placed with a rivet sliding out from the rivet rail (2), and the lower pressing column (4) is located above the upper holder (31) and is pressed down with a rivet in the upper holder (31) to a workpiece to be installed in the lower holder (32).
4. The rivet setting device for a full automatic exhaust valve setting apparatus according to claim 3, wherein: the upper clamping seat (31) is provided with a vertically arranged placing hole (311), the upper end of the placing hole (311) is communicated with the rivet track (2), the lower end of the placing hole (311) is provided with a spring piece (312), and the spring piece (312) inclines towards the inside of the placing hole (311) and clamps the rivet in the placing hole (311).
5. The rivet setting device for a full automatic exhaust valve setting apparatus according to claim 3, wherein: be equipped with guiding hole (61) of vertical setting on support frame (6), install guide bar (7) in guide hole (61), install at least one cover on support frame (6) and establish bearing (62) outside guide bar (7), install reset spring (71) on guide bar (7), the upper end and the guide bar (7) of reset spring (71) are connected, the lower extreme and the support frame (6) of reset spring (71) are connected, guide bar (7) and last holder (31) rigid coupling.
6. The rivet setting device for a full automatic exhaust valve setting apparatus according to claim 5, wherein: the mounting plate (72) that the level set up is equipped with admittedly on guide bar (7), guide bar (7) pass through mounting plate (72) and last holder (31) rigid coupling, vertically be equipped with mounting hole (721) on mounting plate (72), lower compression leg (4) are including transition pole (41), transition pole (41) insert in mounting hole (721), be equipped with transition ring (411) that are located mounting plate (72) top on transition pole (41), still include buffer spring (412), buffer spring (412) are located between transition ring (411) and mounting plate (72) and provide ascending elasticity to transition pole (41).
7. The rivet setting device for a full automatic exhaust valve setting apparatus according to claim 6, wherein: the lower compression column (4) further comprises a connecting rod (42) and a lower compression rod (43), the connecting rod (42), the transition rod (41) and the lower compression rod (43) are sequentially arranged from top to bottom and are connected with each other, the lower compression column further comprises a lower compression cylinder (40), the lower compression cylinder (40) is connected with the connecting rod (42) and drives the lower compression rod (43) to downwards extrude the rivet in the upper clamping seat (31) through the transition rod (41); transition pole (41) still overlap outward and be equipped with copper sheathing (413) and install in mounting hole (721) through copper sheathing (413), and buffer spring (412) lower extreme and copper sheathing (413) contact, and the upper end of transition pole (41) is equipped with hole (414), and the lower extreme of connecting rod (42) inserts in hole (414), and the lower extreme of transition pole (41) is equipped with down hole (415), and depression bar (43) insert in hole (415) down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281139.7A CN111097870B (en) | 2019-12-13 | 2019-12-13 | Rivet mounting device for full-automatic exhaust valve mounting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281139.7A CN111097870B (en) | 2019-12-13 | 2019-12-13 | Rivet mounting device for full-automatic exhaust valve mounting equipment |
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| Publication Number | Publication Date |
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| CN111097870A CN111097870A (en) | 2020-05-05 |
| CN111097870B true CN111097870B (en) | 2021-06-18 |
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| CN201911281139.7A Active CN111097870B (en) | 2019-12-13 | 2019-12-13 | Rivet mounting device for full-automatic exhaust valve mounting equipment |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475197B (en) * | 2020-12-21 | 2022-08-12 | 福清兴高达五金有限公司 | Automatic punching press rivet device |
| CN114083471A (en) * | 2021-11-17 | 2022-02-25 | 咸阳石油化工有限公司 | Large compressor exhaust valve installation auxiliary tool and use method thereof |
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