CN211305349U - A automobile body supports positioning mechanism for mixing production automobile body switching equipment - Google Patents
A automobile body supports positioning mechanism for mixing production automobile body switching equipment Download PDFInfo
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- CN211305349U CN211305349U CN201922107465.8U CN201922107465U CN211305349U CN 211305349 U CN211305349 U CN 211305349U CN 201922107465 U CN201922107465 U CN 201922107465U CN 211305349 U CN211305349 U CN 211305349U
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Abstract
The utility model relates to a car body supports positioning mechanism for mixed line production car body switching equipment, the on-line screen storage device comprises a base, many connecting rods sliding structure, the drive structure who links to each other with many connecting rods sliding structure colludes round pin jar structure and be used for driving many connecting rods sliding structure motion, many connecting rods sliding structure all installs on the base with colluding round pin jar structure, the drive structure includes a first straight line cylinder, many connecting rods sliding structure colludes round pin jar structure including being used for driving two and colludes two many connecting rods sliding unit that round pin jar structure moved to two directions respectively, realized using a straight line cylinder as power, the ascending round pin jar motion that colludes of drive two directions. Compared with the prior art, the utility model has the advantages of compact succinct, safe and reliable, long-lived, light in weight.
Description
Technical Field
The utility model relates to a car body supports positioning mechanism for mixing line production car body switching equipment, especially relates to a car body supports positioning mechanism for mixing line production car body switching equipment.
Background
The flexible welding line can simultaneously meet the production of a plurality of vehicle types on the same production line in the same place, namely mixed line production. In a flexible welding line, different vehicle types need to be switched by vehicle body switching equipment, and a supporting and positioning mechanism of a vehicle body is an important component of the vehicle body switching equipment. The prior art mostly sets up two and supports positioning mechanism and come to support the automobile body, and mechanism occupation space is great to need two cylinders of simultaneous control to drive the connecting rod and support the automobile body, it is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compact succinct, safe and reliable, longe-lived, light in weight's automobile body support positioning mechanism that is used for mixing line production automobile body switching equipment in order to overcome the defect that above-mentioned prior art exists.
The purpose of the utility model can be realized through the following technical scheme:
a vehicle body supporting and positioning mechanism for vehicle body switching equipment in mixed line production comprises a base, a multi-connecting-rod sliding structure, a hooking pin cylinder structure connected with the multi-connecting-rod sliding structure and a driving structure for driving the multi-connecting-rod sliding structure; the multi-connecting-rod sliding structure and the hooking pin cylinder structure are both arranged on the base; the driving structure comprises a first linear cylinder, the multi-connecting-rod sliding structure comprises two multi-connecting-rod sliding units used for driving the hooking pin cylinder structure to move towards two directions, and the effect that the hooking pin cylinder in the two directions is driven to move by using one linear cylinder as power is achieved.
Preferably, the driving structure comprises a first linear cylinder, a cylinder fixing base, a piston rod accessory, a connecting block, a balance rod fixing plate and a first linear bearing; the first linear cylinder is connected with the cylinder fixing base; the piston rod is connected with the piston of the linear cylinder; one end of the piston rod accessory is connected with the piston rod, and the other end of the piston rod accessory is connected with the connecting block; the connecting block is connected with the balancing rod in a sliding manner through a first linear bearing; the balance bar is arranged on the balance bar fixing plate; the number of the balance rod fixing plates is two, one balance rod fixing plate is connected with the base, and the other balance rod fixing plate is connected with the first linear cylinder.
More preferably, the multi-link sliding unit includes an XY link, a first guide rail, a second linear bearing, a linear bearing fixing block, a first YZ link, a second YZ link, a third YZ link, a connecting plate, a slider, a second guide rail, and a protective cover; one end of the XY connecting rod is connected with the connecting block, and the other end of the XY connecting rod is connected with the linear bearing fixing block; the linear bearing fixing block is connected with the first guide rail in a sliding manner through a second linear bearing; one end of each of the first YZ connecting rod and the second YZ connecting rod is connected with the linear bearing fixing block and the base respectively, and the other end of each of the first YZ connecting rod and the second YZ connecting rod is connected with the third YZ connecting rod; the other end of the third YZ connecting rod is connected with the connecting plate; the connecting plate is connected with the second guide rail in a sliding manner through a sliding block; the second guide rail is fixed on the base; the hook pin cylinder structure is arranged on the connecting plate; the protective cover is connected with the base.
More preferably, the multi-link sliding unit further includes a first positioning block installed on the connecting plate, a second positioning block installed at the initial position, and a third positioning block installed at the working position; two ends of the first positioning block are respectively provided with a first positioning pin; and the second positioning block and the third positioning block are provided with positioning pin holes at positions corresponding to the positioning pins.
More preferably, the multi-link sliding unit is provided with a proximity sensor for detecting whether the multi-link sliding unit is in place at the initial position and the working position.
More preferably, the multi-link sliding unit is provided with a second linear cylinder, a second positioning pin and a positioning pin sensor; the second linear cylinder is arranged on the connecting plate; the second positioning pin is arranged on a piston of the second linear cylinder, the positioning pin sensor is arranged on the base, and when the hook pin cylinder structure is located at the working position, the position of the positioning pin sensor corresponds to the position of the second positioning pin.
More preferably, the joint of the first linear bearing and the linear bearing fixing block, the joint of the first YZ connecting rod and the linear bearing fixing block and the third YZ connecting rod, the joint of the second YZ connecting rod and the base and the third YZ connecting rod, and the joint of the third YZ connecting rod and the connecting plate are all provided with oilless bushings.
Preferably, the hooking pin cylinder structure comprises a fixed support, an existing hooking pin cylinder and a proximity sensor for detecting whether the vehicle body is in place; the pin hooking cylinder is connected with the multi-connecting-rod sliding structure through the fixed support; the proximity sensor is arranged on the fixed support, and the position of the proximity sensor corresponds to the pin shaft on the hooking pin cylinder.
Compared with the prior art, the utility model has the advantages of it is following:
firstly, the compactness is simple: use two cylinders to drive among the prior art and collude round pin jar structure, the utility model provides a many connecting rods sliding structure only drives through a cylinder, the effectual space of having saved equipment, makes equipment reach compact effect.
Secondly, safe and reliable, long service life: the utility model discloses all be equipped with oil-free bush in the joint department of connecting rod, the slip of device also realizes through linear bearing and linear guide, the effectual life-span that prolongs the device, the effectual operation and the linkage of having guaranteed the mechanism, safe and reliable.
Thirdly, the weight is light: the utility model provides a part machine part material uses 7075 materials to make, the effectual weight that alleviates the mechanism.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a front view of the present invention.
The reference numbers in the figures indicate:
1. the device comprises a base, 2, a first linear air cylinder, 3, an air cylinder fixing base, 4, a piston rod, 5, a piston rod accessory, 6, a connecting block, 7, a balance rod, 8, a balance rod fixing plate, 9, an XY connecting rod, 10, a first guide rail, 11, a linear bearing fixing block, 12, a first YZ connecting rod, 13, a second YZ connecting rod, 14, a third YZ connecting rod, 15, a connecting plate, 16, a second guide rail, 17, a protective cover, 18, a second linear air cylinder, 19, a fixing support, 20, a hooking pin cylinder, 21 and a proximity sensor.
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 some, not all, of the 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 efforts shall fall within the protection scope of the present invention.
The utility model relates to a car body supports positioning mechanism for mixing line production car body switching equipment, as shown in figure 1 ~ 3, this mechanism includes base 1, many connecting rods sliding structure, colludes round pin jar structure and is used for driving many connecting rods sliding structure's drive structure, colludes round pin jar structure and links to each other with many connecting rods sliding structure, many connecting rods sliding structure with collude round pin jar structure and all install on base 1.
The driving structure comprises a first linear cylinder 2, a cylinder fixing base 3 used for fixing the first linear cylinder 2 on the vehicle body switching equipment, a piston rod 4 installed on a piston of the first linear cylinder 2, a piston rod accessory 5, a connecting block 6, a balance rod 7, a balance rod fixing plate 8 and a first linear bearing. Piston rod annex 5 one end links to each other with piston rod 4, and the other end links to each other with connecting block 6, and connecting block 6 passes through first linear bearing and 7 sliding connection of balancing pole, and balancing pole 7 is fixed through balancing pole fixed plate 8, and balancing pole fixed plate 8 has two, and one is fixed the one end of balancing pole 7 on first linear cylinder 2, and another is fixed balancing pole 7 on base 1.
The multi-link sliding structure in this embodiment includes two multi-link sliding units for driving the hooking cylinder structure to move in two different directions.
The multi-link sliding unit includes an XY link 9, a first guide rail 10, a second linear bearing, a linear bearing fixing block 11, a first YZ link 12, a second YZ link 13, a third YZ link 14, a connecting plate 15, a slider, a second guide rail 16, and a shield 17. One end of the XY connecting rod 9 is connected with the connecting block 6, and the other end is connected with the linear bearing fixing block 11. The linear bearing fixing block is connected with the first guide rail 10 through a second linear bearing. One end of each of the first YZ connecting rod 12 and the second YZ connecting rod is connected with the linear bearing fixing block 11 and the base 1 respectively, and the other end of each of the first YZ connecting rod and the second YZ connecting rod is connected with the third YZ connecting rod 14. The other end of the third YZ link 14 is connected to the connecting plate 15. The connecting plate 15 is slidably connected to the second rail 16 by a slider. The second guide rail 16 is fixed to the base 1. The hooking cylinder structure is mounted on the connecting plate 15. The shield 17 is connected to the base 1 for including a multi-link sliding unit.
A first positioning block is mounted on the connecting plate 15, and a second positioning block and a third positioning block are mounted at the initial position and the working position, respectively. The two ends of the first positioning block are respectively provided with a first positioning pin, and pin holes matched with the first positioning pins are arranged at the positions, corresponding to the first positioning block, on the second positioning block and the third positioning block.
And proximity sensors are arranged at the initial position and the working position and used for detecting whether the multi-connecting-rod sliding structure is in place or not.
For safety, in the present embodiment, a second linear cylinder 18 is further disposed in the multi-link sliding unit, a second positioning pin is disposed at a piston of the second linear cylinder, a positioning pin sensor is further disposed on the base 1, and when the hooking cylinder structure is located at the working position, the position of the positioning pin sensor corresponds to the position of the second positioning pin.
In the embodiment, oilless bushings are arranged at the joint of the first linear bearing and the linear bearing fixing block 11, the joint of the first YZ connecting rod 12 and the linear bearing fixing block 11 and the third YZ connecting rod 14, the joint of the second YZ connecting rod 13 and the base 1 and the third YZ connecting rod 14, and the joint of the third YZ connecting rod 14 and the connecting plate 15, so that the normal operation and linkage of the link mechanism are ensured by arranging the oilless bushings. The oilless bushing can also reduce the loss of the mechanism, and the service life of the mechanism is effectively prolonged.
The hooking pin cylinder structure comprises a fixed support 20, an existing hooking pin cylinder 21 and a proximity sensor 22 for detecting whether the vehicle body is in place or not, the hooking pin cylinder 20 is connected with the multi-connecting-rod sliding structure through the fixed support 19, the proximity sensor 21 is installed on the fixed support 19, and the position of the proximity sensor corresponds to a pin shaft on the hooking pin cylinder 20. The concrete model of the hooking cylinder in the embodiment is A1-K60-UZ-T12-A25-L4 which is 25+ 1.1.
The slider and the second guide rail in this embodiment are both sliders and guide rails produced by THK corporation.
In the embodiment, part of mechanical parts, such as the connecting plate 15 and the like, are made of 7075 materials, so that the weight of the mechanism can be effectively reduced.
In the present embodiment, the air pressures used by the first linear air cylinder 2 and the second linear air cylinder 18 are both 0.6 MPa.
The working process of the vehicle body supporting and positioning mechanism in the embodiment is as follows:
when the mechanism receives a signal for starting operation and then extends out of the piston, the XY connecting rod 9 drives the first YZ connecting rod 12, the second YZ connecting rod 13 and the third YZ connecting rod 14 to move through the linear bearing fixing block 11, and simultaneously drives the connecting plate 15, the second linear cylinder 18 and the hook pin cylinder structure to move until the mechanism moves to a working position. When a first positioning pin on the first positioning block is connected with a pin hole of a third positioning block, a proximity sensor at the working position starts to work, the first linear cylinder 2 stops running, the proximity sensor sends a signal to the second linear cylinder 18, the second linear cylinder 18 extends out of a piston of the second linear cylinder after receiving the signal, and if the positioning pin sensor can monitor a second positioning pin which is located at the piston of the second linear cylinder 18, a signal for confirming that the hooking cylinder structure moves to the working position is fed back. And then the hooking cylinder structure starts to operate, and the support and the positioning of the body-in-white are completed.
After the mechanism receives the signal of recovering the initial state, the second linear cylinder 18 retracts the piston, and then the first linear cylinder 2 retracts the piston until the first positioning pin on the first positioning block is connected with the pin hole on the second positioning block, and after the proximity sensor at the initial position detects that the multi-connecting-rod sliding unit has operated to the initial position, the first linear cylinder 2 stops retracting, and the mechanism recovers the initial state.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A vehicle body supporting and positioning mechanism for vehicle body switching equipment in mixed line production is characterized in that the positioning mechanism comprises a base (1), a multi-connecting-rod sliding structure, a hook pin cylinder structure connected with the multi-connecting-rod sliding structure and a driving structure for driving the multi-connecting-rod sliding structure to move; the multi-connecting-rod sliding structure and the hooking pin cylinder structure are both arranged on the base (1); the driving structure comprises a first linear cylinder (2), the multi-connecting-rod sliding structure comprises two multi-connecting-rod sliding units which are used for driving the two hooking pin cylinder structures to move towards two directions respectively, and the effect that the hooking pin cylinders in the two directions are driven to move by using one linear cylinder as power is achieved.
2. The vehicle body supporting and positioning mechanism for the vehicle body switching equipment in the mixed line production is characterized in that the driving structure comprises a first linear cylinder (2), a cylinder fixing base (3), a piston rod (4), a piston rod accessory (5), a connecting block (6), a balance rod (7), a balance rod fixing plate (8) and a first linear bearing; the first linear cylinder (2) is connected with the cylinder fixing base (3); the piston rod (4) is connected with the piston of the linear cylinder (2); one end of the piston rod accessory (5) is connected with the piston rod (4), and the other end of the piston rod accessory is connected with the connecting block (6); the connecting block (6) is in sliding connection with the balancing rod (7) through a first linear bearing; the balance bar (7) is arranged on the balance bar fixing plate (8); the number of the balance rod fixing plates (8) is two, one balance rod fixing plate is connected with the base (1), and the other balance rod fixing plate is connected with the first linear cylinder (2).
3. The vehicle body supporting and positioning mechanism for the mixed line production vehicle body switching equipment according to claim 2, characterized in that the multi-link sliding unit comprises an XY link (9), a first guide rail (10), a second linear bearing, a linear bearing fixing block (11), a first YZ link (12), a second YZ link (13), a third YZ link (14), a connecting plate (15), a slider, a second guide rail (16) and a protective cover (17); one end of the XY connecting rod (9) is connected with the connecting block (6), and the other end of the XY connecting rod is connected with the linear bearing fixing block (11); the linear bearing fixing block (11) is in sliding connection with the first guide rail (10) through a second linear bearing; one ends of the first YZ connecting rod (12) and the second YZ connecting rod (13) are respectively connected with the linear bearing fixing block (11) and the base (1), and the other ends of the first YZ connecting rod and the second YZ connecting rod are respectively connected with the third YZ connecting rod (14); the other end of the third YZ connecting rod (14) is connected with a connecting plate (15); the connecting plate (15) is connected with the second guide rail (16) in a sliding way through a sliding block; the second guide rail (16) is fixed on the base (1); the hooking pin cylinder structure is arranged on the connecting plate (15); the protective cover (17) is connected with the base (1).
4. The vehicle body supporting and positioning mechanism for the vehicle body switching equipment in the mixed line production according to claim 3, wherein the multi-link sliding unit further comprises a first positioning block mounted on the connecting plate (15), a second positioning block mounted at the initial position and a third positioning block mounted at the working position; two ends of the first positioning block are respectively provided with a first positioning pin; and the second positioning block and the third positioning block are provided with positioning pin holes at positions corresponding to the positioning pins.
5. The vehicle body supporting and positioning mechanism for the vehicle body switching device in the mixed line production according to claim 3, wherein the multi-link sliding unit is provided with a proximity sensor for detecting whether the multi-link sliding unit is in place or not at the initial position and the working position.
6. The vehicle body supporting and positioning mechanism for the hybrid line production vehicle body switching device according to claim 3, wherein the multi-link sliding unit is provided with a second linear cylinder (18), a second positioning pin and a positioning pin sensor; the second linear cylinder (18) is arranged on the connecting plate (15); the second positioning pin is arranged on a piston of the second linear cylinder (18); the positioning pin sensor is arranged on the base (1), and when the pin hooking cylinder structure is located at the working position, the position of the positioning pin sensor corresponds to the position of the second positioning pin.
7. The vehicle body supporting and positioning mechanism for the mixed production vehicle body switching equipment is characterized in that oil-free bushings are arranged at the joint of the first linear bearing and the linear bearing fixing block (11), the joint of the first YZ connecting rod (12) and the linear bearing fixing block (11) and the third YZ connecting rod (14), the joint of the second YZ connecting rod (13) and the base (1) and the third YZ connecting rod (14) and the joint of the third YZ connecting rod (14) and the connecting plate (15).
8. The vehicle body supporting and positioning mechanism for the vehicle body switching equipment in the mixed line production according to claim 1 is characterized in that the hooking pin cylinder structure comprises a fixed support (19), an existing hooking pin cylinder (20) and a proximity sensor (21) for detecting whether the vehicle body is in place or not; the hooking pin cylinder (20) is connected with the multi-connecting-rod sliding structure through a fixed support (19); the proximity sensor (21) is arranged on the fixed support (19) and corresponds to a pin shaft on the hooking pin cylinder (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922107465.8U CN211305349U (en) | 2019-11-29 | 2019-11-29 | A automobile body supports positioning mechanism for mixing production automobile body switching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922107465.8U CN211305349U (en) | 2019-11-29 | 2019-11-29 | A automobile body supports positioning mechanism for mixing production automobile body switching equipment |
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| Publication Number | Publication Date |
|---|---|
| CN211305349U true CN211305349U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922107465.8U Active CN211305349U (en) | 2019-11-29 | 2019-11-29 | A automobile body supports positioning mechanism for mixing production automobile body switching equipment |
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| Country | Link |
|---|---|
| CN (1) | CN211305349U (en) |
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- 2019-11-29 CN CN201922107465.8U patent/CN211305349U/en active Active
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