CN210010676U - Bushing pressing three-station press - Google Patents
Bushing pressing three-station press Download PDFInfo
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- CN210010676U CN210010676U CN201920296249.XU CN201920296249U CN210010676U CN 210010676 U CN210010676 U CN 210010676U CN 201920296249 U CN201920296249 U CN 201920296249U CN 210010676 U CN210010676 U CN 210010676U
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Abstract
The utility model discloses a bush pressing three-station press, which aims to overcome the problems of low production efficiency and time and labor waste in the prior art and comprises a frame, wherein a portal frame is fixedly arranged on the frame, three mutually independent pressing devices are arranged on the portal frame, and the three pressing devices are transversely arranged on the portal frame; the suppression device includes guider, the pneumatic cylinder, guider sets up on the portal frame, the vertical setting of pneumatic cylinder is on guider, the output of a pneumatic cylinder is connected with the turn-up through guider and goes up the mould, the output of other pneumatic cylinders is connected with the pressure head through the guider that corresponds, the fixed turn-up lower mould that is located the turn-up under going up the mould in the frame, still fixed being provided with the location die holder in the frame, the location die holder is located the pressure head under, pneumatic cylinder accessible guider drives mould or pressure head on the turn-up that corresponds and reciprocates, consequently, can carry out the processing of multichannel station simultaneously, the efficiency of production is improved.
Description
Technical Field
The utility model belongs to machine tool equipment refers in particular to a three-station press of bush suppression.
Background
With the continuous progress of society and the continuous increase of economic level, people have higher and higher requirements on the quality of products. A large number of existing automotive suspension systems generally employ rubber-steel bushings (referred to simply as rubber bushings). The performance of the suspension directly affects the performance of the vehicle, such as the stability of the vehicle handling, the comfort of the driver and passengers. Rubber bushings are important for suspension applications, and are particularly susceptible to rapid-opening vehicles.
The steel bushing processing flow in the rubber bushing in the prior art is generally as follows: preparing an iron sleeve and a bush which are processed for generation, manually placing the iron sleeve and the bush on a press fitting device for pressing, pressing the iron sleeve and the bush together to form an initial product, reversely opening the press fitting device to eject the initial product from the press fitting device, and then moving the initial product to another press fitting device for two-stage pressing to form a flanging, thereby forming a final product (steel bush).
However, there are many disadvantages to this manufacturing method: for example, when press fitting is carried out at every time, a plurality of processes are required to be completed on a plurality of devices, so that the steel bushing can be produced, materials are required to be manually carried among different devices, time and labor are wasted, the labor pressure of workers is increased, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough and problem that exists of prior art, the utility model provides a multistation, efficient and reduce workman's labor pressure's three station presses of bush suppression.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a bush pressing three-station press comprises a rack, wherein a portal frame is fixedly arranged on the rack, three mutually independent pressing devices are arranged on the portal frame, and the three pressing devices are transversely arranged on the portal frame; the suppression device includes guider, the pneumatic cylinder, guider sets up on the portal frame, the vertical setting of pneumatic cylinder is on guider, the output of a pneumatic cylinder is connected with the turn-up through guider and goes up the mould, the output of other pneumatic cylinders is connected with the pressure head through the guider that corresponds, the fixed turn-up lower mould that is located the turn-up under going up the mould that is provided with in the frame, still fixed the location die holder that is provided with the one-to-one in the frame to the pressure head, the location die holder is located the pressure head under, pneumatic cylinder accessible guider drives mould or pressure head on the turn-up that corresponds and reciprocates.
After the structure is adopted, a workpiece to be processed is placed on the hemming lower die or the positioning die holder, the hydraulic cylinder drives the corresponding hemming upper die or the pressing head to face the corresponding hemming lower die or the positioning die holder through the guide device, so that the workpiece is punched or hemmed, the bushing pressing three-station press integrates pressing and hemming stations on the same equipment, and the stations are independent of each other, so that the bushing pressing three-station press can simultaneously process a plurality of stations, the efficiency is improved, more economic benefits are created, the working procedures are reduced, the labor force of workers is greatly reduced, and the pressing speed is higher than the hemming speed in consideration, so that two pressing stations and one hemming station are integrated on the bushing pressing three-station press, the production efficiency is further improved, and the bushing pressing three-station press has the advantages of shortening the production time by times, reducing the labor force of workers and reducing the, The machining efficiency is greatly improved, the mechanism transmission is stable, and the combined machine has the advantage of reasonable structure.
Preferably, the guiding device comprises a guiding connecting plate, a four-corner guide post die set and a plurality of guide sleeves, the guide sleeves are arranged on the four-corner guide post die set and slide up and down, the guiding connecting plate is fixedly arranged on the guide sleeves, the output end of the hydraulic cylinder is connected to the upper end of the guiding connecting plate, and the hemming upper die and the pressing head are fixedly arranged at the lower end of the corresponding guiding connecting plate.
After the structure is adopted, the four-pin guide pillar die frame plays a guiding role in the curling upper die and the pressure head, and the up-and-down moving precision of the curling upper die and the pressure head is further improved.
Preferably, pressure sensors are arranged between the pressure head and the guide connecting plate and between the crimping upper die and the guide connecting plate.
After adopting above-mentioned structure, realize the pressure numerical value between mould, the pressure head on pneumatic cylinder and the turn-up that real time monitoring corresponds through pressure sensor, be convenient for set up the different pressure values of pneumatic cylinder according to actual conditions, the flexibility is strong, and the suitability is strong.
Preferably, a limiting screw rod used for limiting the sliding stroke of the guide connecting plate is arranged between the guide connecting plate and the four-corner guide post die frame.
After adopting above-mentioned structure, at the in-process of actual suppression or turn-up, the speed of pneumatic cylinder is very fast, adopts the slip formation of spacing lead screw limited direction connecting plate, avoids the too big work piece crushing scheduling problem that leads to of pressure head or turn-up mould distance of holding down, further improves the stability and the quality of pneumatic cylinder suppression product.
Preferably, the head of the hydraulic cylinder is fixedly provided with a flange, and the hydraulic cylinder is fixedly arranged on the four-corner guide post die frame through the flange.
After adopting above-mentioned structure, when the pneumatic cylinder pushed down, the ring flange mainly received the pulling force effect of pneumatic cylinder, adopts the head installation ring flange at the pneumatic cylinder to be favorable to the atress between pneumatic cylinder and the four-legged guide pillar die carriers, guarantees the motion of pneumatic cylinder freely and improves the job stabilization nature of pneumatic cylinder.
Preferably, the positioning die holder is provided with a positioning groove for positioning the steel sleeve, the middle part of the positioning groove is fixedly provided with a vertical guide rod, and the guide rod is used for positioning the bushing and guiding the bushing during pressing.
After adopting above-mentioned structure, the user places the work piece on the location die holder, and the steel bushing is spacing in positioning groove, and the bush is spacing on the guide arm, opens corresponding pneumatic cylinder, and the pressure head is pressed and is impressed the bush in the steel bushing on the bush along the length direction of guide arm, consequently adopts the location die holder that has location and guide effect to be favorable to improving the quality of product suppression, and the production and processing of further being convenient for improves production efficiency.
Preferably, the guide rod is provided with an inductive switch, and the inductive switch is connected with the corresponding hydraulic cylinder.
After adopting above-mentioned structure, when using this bush suppression three-station press, after the bush is impressed a certain distance in the steel bushing, the bush triggers inductive switch, and inductive switch control pneumatic cylinder stop work adopts the design that sets up inductive switch control bush size of impressing in the steel bushing on the guide arm to do benefit to and improves response speed, product machining precision.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention;
fig. 3 is a schematic structural view of the positioning die holder of the present invention;
fig. 4 is a schematic structural view of the crimping upper die of the present invention;
fig. 5 is a schematic structural view of the crimping lower die of the present invention;
in the figure: 1-frame, 2-portal frame, 3-hydraulic cylinder, 4-guiding device, 5-limit screw, 6-pressure head, 7-positioning die holder, 8-hemming upper die, 9-hemming lower die, 10 pressure sensor, 11-bush, 12-steel jacket, 13-initial product, 31-flange, 41-four-corner guide post die holder, 42-guide sleeve, 43-guiding connecting plate, 71-positioning groove, 72-guide rod, 73-inductive switch, 81-first groove, 82-first inner fillet, 91-second groove and 92-second inner fillet.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, a bushing pressing three-station press comprises a frame 1, wherein a portal frame 2 is fixedly arranged on the frame 1, the portal frame 2 is erected at the upper end of the frame 1, three mutually independent pressing devices are arranged on the portal frame 2, the three pressing devices are transversely arranged on the portal frame 2, and the three pressing devices are arranged in a row on the portal frame 2 and do not interfere with each other. The suppression device includes guider 4, pneumatic cylinder 3, guider 4 sets up on portal frame 2, the vertical setting of pneumatic cylinder 3 is on guider 4, the output of a pneumatic cylinder 3 is connected with turn-up mould 8 through guider 4, the output of other pneumatic cylinders 3 is connected with pressure head 6 through guider 4 that corresponds, fixed turn-up lower mould 9 that is located turn-up mould 8 under being provided with in frame 1, still fixed the location die holder 7 that is provided with one-to-one on frame 1 to pressure head 6, location die holder 7 is located pressure head 6 under, pneumatic cylinder 3 accessible guider 4 drives turn-up mould 8 or pressure head 6 that correspond and reciprocates. The steel sleeve 12 and the bush 11 can be pressed between the ram 6 and the positioning die holder 7 to form a preliminary product 13, and the preliminary product 13 can be formed between the hemming upper die 8 and the hemming lower die 9 to form a final product.
The method is characterized in that a workpiece to be processed (the workpiece refers to a steel sleeve 12, a bushing 11 or an initial product 13) is placed on a hemming lower die 9 or a positioning die holder 7, a hydraulic cylinder 3 drives a corresponding hemming upper die 8 or a pressure head 6 to face the corresponding hemming lower die 9 or the positioning die holder 7 through a guide device 4, so that the workpiece is punched or hemmed, the bushing pressing three-station press integrates pressing and hemming stations on the same equipment, and a plurality of stations are independent, so that the bushing pressing three-station press can simultaneously process a plurality of stations, the efficiency is improved, more economic benefits are created, the working procedures are reduced, the labor force of workers is greatly reduced, and considering that the pressing speed is higher than the hemming speed, two pressing stations and one hemming station are integrated on the bushing pressing three-station press, and the production efficiency is further improved, therefore, the bushing pressing three-station press has the advantages of shortened production time by times, greatly improved processing efficiency, stable mechanism transmission and reasonable structure of the combined machine.
The guiding device 4 comprises a guiding connecting plate 43, a four-corner guide post mold frame 41 and a plurality of guide sleeves 42, the four-corner guide post mold frame 41 is fixedly arranged on the portal frame 2, the guide sleeves 42 are arranged on the four-corner guide post mold frame 41 and slide up and down, the four-corner guide post mold frame 41 is provided with four vertically arranged guide posts, and the guide sleeves 42 are specifically sleeved on the corresponding guide posts and slide up and down. The guide connecting plate 43 is fixedly arranged on the guide sleeve 42, and the guide sleeve 42 can slide together with the electric guide connecting plate 43. The output end of the hydraulic cylinder 3 is connected with the upper end of the guide connecting plate 43, and the curling upper die 8 and the pressure head 6 are fixedly arranged at the lower end of the corresponding guide connecting plate 43.
The four-leg guide post die carrier plays a guiding role in the curling upper die 8 and the pressure head 6, and the up-and-down moving precision of the curling upper die 8 and the pressure head 6 is further improved.
Realize the corresponding pneumatic cylinder 3 of real time monitoring and turn-up mould 8, pressure value between the pressure head 6 through pressure sensor 10, be convenient for set up the different pressure values of pneumatic cylinder 3 according to actual conditions, the flexibility is strong, and the suitability is strong.
The limiting screw rods 5 used for limiting the sliding stroke of the guide connecting plate 43 are arranged between the guide connecting plate 43 and the four-corner guide pillar die set 41, the two limiting screw rods 5 are arranged between any one guide connecting plate 43 and the four-corner guide pillar die set 41, the limiting screw rods 5 are symmetrically arranged between the guide connecting plate 43 and the four-corner guide pillar die set 41, and the stress balance degree is improved.
In the actual pressing or hemming process, the hydraulic cylinder 3 is high in speed, the limit screw 5 is adopted to limit the sliding of the guide connecting plate 43, the problem that the workpiece is crushed due to the fact that the pressing distance of the pressing head 6 or the hemming upper die 8 is too large is solved, and the stability and the quality of the product pressed by the hydraulic cylinder 3 are further improved.
The head of the hydraulic cylinder 3 is fixedly provided with a flange 31, the hydraulic cylinder 3 is fixedly arranged on the four-corner guide post die set 41 through the flange 31, and the flange 31 can be integrally formed at the head of the hydraulic cylinder 3, so that the number of parts is reduced, and the structure is simplified.
When the hydraulic cylinder 3 is pressed down, the flange plate 31 is mainly under the action of the tensile force of the hydraulic cylinder 3, the flange plate 31 is arranged at the head of the hydraulic cylinder 3, so that the stress between the hydraulic cylinder 3 and the four-pin guide pillar die carrier is facilitated, the free movement of the hydraulic cylinder 3 is ensured, and the working stability of the hydraulic cylinder 3 is improved.
The positioning die holder 7 is provided with a positioning groove 71 used for positioning the steel sleeve 12, the notch of the positioning groove 71 faces the pressure head 6, the middle part of the positioning groove 71 is fixedly provided with a vertical guide rod 72, and the guide rod 72 is used for positioning the bushing 11 and guiding the bushing 11 during pressing.
The user places the work piece on location die holder 7, and steel bushing 12 is spacing in positioning groove 71, and bush 11 is spacing on guide arm 72, opens corresponding pneumatic cylinder 3, and pressure head 6 is pressed and is impressed bush 11 in steel bushing 12 along the length direction of guide arm 72 with bush 11 on bush 11, consequently adopts the location die holder 7 that has location and guide effect to be favorable to improving the quality of product suppression, and the further production and processing of being convenient for improves production efficiency.
The guide rod 72 is provided with an inductive switch 73, the inductive switch 73 can be adjusted up and down along the length direction of the guide rod 72, the inductive switch 73 is connected with the corresponding hydraulic cylinder 3, the inductive switch 73 can be connected with the hydraulic cylinder 3 through a PLC (not shown in the figure), and the inductive switch 73 can control the work of the hydraulic cylinder 3 through the PLC.
When the bushing is used for pressing the three-station press, after the bushing 11 is pressed into the steel sleeve 12 for a certain distance, the bushing 11 triggers the inductive switch 73, the inductive switch 73 controls the hydraulic cylinder 3 to stop working, and the design that the inductive switch 73 is arranged on the guide rod 72 to control the bushing 11 to be pressed into the steel sleeve 12 for the size is favorable for improving the response speed and the product processing precision.
The lower end of the hemming upper die 8 is provided with a first groove 81, the upper end of the hemming lower die 9 is provided with a second groove 91 opposite to the first groove 81, a first inner fillet 82 is formed on the first groove 81, and a second inner fillet 92 is formed on the second groove 91.
In the hemming process, the initial product 13 is limited between the first groove 81 and the second groove 91, hemming is formed on the upper side and the lower side of the initial product 13 under the action of the first inner fillet 82 and the second inner fillet 92, the hemming upper die 8 and the hemming lower die 9 with guiding and hemming functions are adopted, the product quality is improved, the structure is simple, and production and processing are convenient.
The general production process flow of the bushing pressing three-station press is described as follows:
manually placing the steel sleeve 12 in the positioning groove 71 of the positioning die holder 7, placing the bushing 11 on the guide rod 72 of the positioning die holder 7, starting the corresponding hydraulic cylinder 3, driving the pressure head 6 to move downwards by the hydraulic cylinder 3, pushing the bushing 11 by the pressure head 6 and pressing the bushing 11 into the steel sleeve 12, triggering the induction switch 73 on the guide rod 72 after the induction switch 73 induces that the bushing 11 is pressed into the steel sleeve 12 for a certain distance, controlling the corresponding hydraulic cylinder 3 to retreat by the induction switch 73, and moving the pressure head 6 upwards, so that the initial product 13 can be taken down from the positioning die holder 7, then the initial product 13 is placed in the second groove 91 of the hemming lower die 9, the corresponding hydraulic cylinder 3 is opened, the hydraulic cylinder 3 pushes the hemming upper die 8 to move downwards, so that the upper and lower sides of the initial product 13 are curled by the first and second fillets 82 and 92 by the pressure, thereby manufacturing the final product.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A bushing pressing three-station press comprises a rack (1), wherein a portal frame (2) is fixedly arranged on the rack (1), and the bushing pressing three-station press is characterized in that three mutually independent pressing devices are arranged on the portal frame (2) and are transversely arranged on the portal frame (2); the pressing device comprises a guide device (4), a hydraulic cylinder (3), the guide device (4) is arranged on a portal frame (2), the hydraulic cylinder (3) is vertically arranged on the guide device (4), the output end of the hydraulic cylinder (3) is connected with an upper crimping die (8) through the guide device (4), the output ends of other hydraulic cylinders (3) are connected with a pressure head (6) through the corresponding guide device (4), a lower crimping die (9) which is positioned under the upper crimping die (8) is fixedly arranged on the frame (1), a positioning die holder (7) which is one-to-one corresponding to the pressure head (6) is fixedly arranged on the frame (1), the positioning die holder (7) is positioned under the pressure head (6), and the upper crimping die (8) or the pressure head (6) corresponding to the hydraulic cylinder (3) can be driven by the guide device (4) to move up and down.
2. The bushing pressing three-station press according to claim 1, wherein the guide device (4) comprises a guide connecting plate (43), a four-corner guide post die set (41) and a plurality of guide sleeves (42), the guide sleeves (42) are arranged on the four-corner guide post die set (41) and slide up and down, the guide connecting plate (43) is fixedly arranged on the guide sleeves (42), the output end of the hydraulic cylinder (3) is connected to the upper end of the guide connecting plate (43), and the hemming upper die (8) and the press head (6) are fixedly arranged at the lower end of the corresponding guide connecting plate (43).
3. A bushing pressing three-station press according to claim 2, characterized in that pressure sensors (10) are arranged between the ram (6) and the guide web (43) and between the crimping upper die (8) and the guide web (43).
4. A three-station bushing press according to claim 2 or 3, characterized in that a limit screw (5) for limiting the sliding stroke of the guide connecting plate (43) is arranged between the guide connecting plate (43) and the quadrangular guide post mold frame (41).
5. The bushing pressing three-station press according to claim 2, wherein the head of the hydraulic cylinder (3) is fixedly provided with a flange (31), and the hydraulic cylinder (3) is fixedly arranged on the four-corner guide post die frame (41) through the flange (31).
6. The bushing pressing three-station press machine according to claim 1, wherein a positioning groove (71) for positioning the steel sleeve (12) is formed in the positioning die holder (7), a vertical guide rod (72) is fixedly arranged in the middle of the positioning groove (71), and the guide rod (72) is used for positioning the bushing (11) and guiding the bushing (11) during pressing.
7. A three-station bushing press according to claim 6, characterized in that the guide rods (72) are provided with induction switches (73), the induction switches (73) being connected to the corresponding hydraulic cylinders (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920296249.XU CN210010676U (en) | 2019-03-09 | 2019-03-09 | Bushing pressing three-station press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920296249.XU CN210010676U (en) | 2019-03-09 | 2019-03-09 | Bushing pressing three-station press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210010676U true CN210010676U (en) | 2020-02-04 |
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ID=69313356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920296249.XU Expired - Fee Related CN210010676U (en) | 2019-03-09 | 2019-03-09 | Bushing pressing three-station press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210010676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139069A (en) * | 2021-03-31 | 2022-10-04 | 中国航发商用航空发动机有限责任公司 | Muffler assembly apparatus and method |
-
2019
- 2019-03-09 CN CN201920296249.XU patent/CN210010676U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139069A (en) * | 2021-03-31 | 2022-10-04 | 中国航发商用航空发动机有限责任公司 | Muffler assembly apparatus and method |
| CN115139069B (en) * | 2021-03-31 | 2023-12-22 | 中国航发商用航空发动机有限责任公司 | Muffler assembly apparatus and method |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200204 Termination date: 20210309 |
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| CF01 | Termination of patent right due to non-payment of annual fee |