CN216235631U - Safe and reliable automatic clamping device for plate blank - Google Patents
Safe and reliable automatic clamping device for plate blank Download PDFInfo
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- CN216235631U CN216235631U CN202122825197.0U CN202122825197U CN216235631U CN 216235631 U CN216235631 U CN 216235631U CN 202122825197 U CN202122825197 U CN 202122825197U CN 216235631 U CN216235631 U CN 216235631U
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- clamping
- safe
- protection
- protection bracket
- lower support
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Abstract
The utility model relates to a safe and reliable automatic clamping device for a plate blank, which comprises an upper support, a lower support, a protection bracket and clamping plates, wherein the clamping plates are symmetrically arranged on the left side and the right side of the upper support, lifting lugs are arranged at four corners of the upper support, each lifting lug is connected with one clamping plate, the lifting lugs are connected with the upper part of the clamping plates, the middle parts of the clamping plates are hinged with the lower support through second pin shafts, the lower parts of the clamping plates are connected with clamps, a lifting appliance opening and closing electric cylinder is arranged between the upper support and the lower support, the lower support is hinged with the protection bracket through the lug plates, a connecting arm is welded at the top of the protection bracket, the upper part of the connecting arm is connected with a connecting plate, the connecting plate is hinged with a connecting body, and the connecting body is hinged with the protection bracket opening and closing electric cylinder. The clamping device is simple in structure, clamps and safely protects the slabs, has higher clamping efficiency, does not need manual assistance, is safe and reliable, and ensures the safety of the crane in the transportation process.
Description
Technical Field
The utility model relates to the technical field of automatic clamps of cranes, in particular to a safe and reliable automatic slab clamping device.
Background
The metal plate blank is a heavy product, and needs to be bundled manually and then hung by a hook in the transportation process by using a general crane, so that the method is time-consuming, labor-consuming, low in efficiency and dangerous to a certain extent. Along with the improvement of social production level, more and more intelligent cranes are used in workshop production, the labor cost is greatly reduced, the production is intelligent, and therefore a safe and reliable automatic slab clamping device needs to be developed to cooperate with the automatic transportation of the intelligent cranes.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provides a safe and reliable automatic slab clamping device which is simple in structure, the clamping of a clamp is controlled by a lifting appliance opening and closing electric cylinder, the locking of a protection bracket is controlled by a protection bracket opening and closing electric cylinder, the slab is clamped and safely protected, the clamping operation is more efficient, manual assistance is not needed, the safety and the reliability are high, and the safety of a crane in the transportation process is ensured.
The purpose of the utility model is realized as follows:
a safe and reliable automatic slab clamping device is arranged on a trolley of a crane and comprises an upper bracket, a lower bracket, a protective bracket and a clamping plate, the clamping plates are symmetrically arranged at the left side and the right side of the upper bracket, lifting lugs are arranged at four corners of the upper bracket, each lifting lug is connected with one clamping plate, the lifting lug is connected with the upper part of the clamping plate through a first pin shaft, the middle part of the clamping plate is hinged with the lower bracket through a second pin shaft, the lower part of the clamping plate is connected with a clamp, the upper part of the clamping plate is provided with a waist-shaped hole corresponding to the first pin shaft, a lifting appliance opening and closing electric cylinder is arranged between the upper bracket and the lower bracket, the protection brackets are symmetrically arranged at the left side and the right side of the lower bracket, the lower support is hinged to a protection bracket through an ear plate, a connecting arm is welded to the top of the protection bracket, the upper portion of the connecting arm is connected with a connecting plate, the connecting plate is hinged to a connector, and the connector is hinged to an electric cylinder of the protection bracket.
Preferably, the inner side of the lower support is symmetrically provided with guide seat plates in front and back, through holes are formed in the guide seat plates, and the upper support is provided with guide rods corresponding to the through holes.
Preferably, the protection bracket includes two L templates, and two L templates pass through the pipe and connect, and the third round pin axle sets up in the pipe at protection bracket's top, and the linking arm welding is on the pipe at top.
Preferably, the protection bracket opening and closing electric cylinder is arranged at the symmetric center of the two protection brackets, a piston rod of the protection bracket opening and closing electric cylinder can be synchronously stretched in two directions, a support plate is arranged on the lower support corresponding to the connecting body, and the connecting body moves transversely in the support plate.
Preferably, the jaw surface of the clamp is serrated.
The utility model has the beneficial effects that:
the clamping device is simple in structure, the clamp is controlled to be locked by the lifting appliance opening and closing electric cylinder, the protection bracket is controlled to be locked by the protection bracket opening and closing electric cylinder, the plate blank is clamped and safely protected, the clamping operation is more efficient, manual assistance is not needed, safety and reliability are realized, and the safety of a crane in the transportation process is ensured.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the unlocked state of the clamp and the protective bracket.
Fig. 3 is a schematic view showing a state where the clamp is locked and the protection bracket is unlocked.
Fig. 4 is a schematic view of the locked state of the clamp and the protective bracket.
Wherein: an upper bracket 1; a lower bracket 2; a protective bracket 3; a clamping plate 4; a lifting lug 5; a first pin 6; an ear mount 7; a clamp 8; the lifting appliance opens and closes the electric cylinder 9; a guide seat plate 10; a guide rod 11; an ear plate 12; 3.1 parts of an L-shaped plate; 3.2 of a round pipe; a connecting arm 3.3; a fourth pin shaft 13; a connecting plate 14; a connecting body 15; a protective bracket opening/closing electric cylinder 16; and a support plate 17.
Detailed Description
Referring to fig. 1-4, the utility model relates to a safe and reliable automatic slab clamping device, which is arranged on a trolley of a crane and comprises an upper support 1, a lower support 2, a protective bracket 3 and clamping plates 4, wherein the upper support 1 is connected with the trolley of the crane, the clamping plates 4 are symmetrically arranged on the left side and the right side of the upper support 1, lifting lugs 5 are arranged at four corners of the upper support 1, each lifting lug 5 is connected with one clamping plate 4, the lifting lug 5 is connected with the upper part of the clamping plate 4 through a first pin shaft 6, the middle part of the clamping plate 4 is hinged with the lower support 2 through a second pin shaft, the lower support 2 is provided with an ear seat 7 corresponding to the second pin shaft, the lower part of the clamping plate 4 is connected with a clamp 8, the surface of the clamp 8 is in a zigzag shape, the friction force between the clamp jaw and a slab 18 is increased, the upper part of the clamping plate 4 is provided with a waist-shaped hole corresponding to the first pin shaft 6, and a lifting appliance opening and closing electric cylinder 9 is arranged between the upper support 1 and the lower support 2,
in order to stably lift the lifting appliance opening and closing electric cylinder 9, guide seat plates 10 are symmetrically arranged on the inner side of the lower support 2 in the front-back direction, through holes are formed in the guide seat plates 10, and guide rods 11 are arranged on the upper support 1 corresponding to the through holes.
The protection brackets 3 are symmetrically arranged at the left side and the right side of the lower bracket 2, ear plates 12 are arranged between the two ear seats 7 at the left side and the right side of the lower bracket, the ear plate 12 is connected with the protection bracket 3 through a third pin shaft, the protection bracket 3 comprises two L-shaped plates 3.1, the two L-shaped plates 3.1 are connected through a circular tube 3.2, the third pin shaft is arranged in the circular tube 3.2 at the top of the protection bracket 3, the connecting arm 3.3 is welded on the circular tube 3.2 at the top, the upper part of the connecting arm 3.3 is connected with a connecting plate 14 through a fourth pin shaft 13, the connecting plate 14 is hinged with a connecting body 15, the connecting body 15 is hinged with a protective bracket opening and closing electric cylinder 16, the protective bracket opening and closing electric cylinder 16 is arranged at the symmetrical center of the two protective brackets 3, the piston rod of the protection bracket opening and closing electric cylinder 16 can be synchronously stretched in two directions, a support plate 17 is arranged on the lower support 2 corresponding to the connecting body 15, and the connecting body 15 transversely moves in the support plate 17.
The working principle is as follows:
1. locking (clamping) of the clamp: the lifting device is moved to the upper part of a plate blank 18, a piston rod of a lifting appliance opening and closing electric cylinder 9 extends out, the distance between an upper support and a lower support is increased, a lifting lug drives a first pin shaft to slide in a kidney-shaped hole to the top of the kidney-shaped hole, a clamping plate turns over by taking a second pin shaft as a rotating center, the upper part of the clamping plate turns outwards, a clamp at the lower part of the clamping plate turns inwards, the clamp clamps the side wall of the plate blank 18, and at the moment, the clamp clamps are locked;
2. protection bracket locking (lifting): piston rods on the left side and the right side of an electric cylinder 16 for opening and closing the protection bracket extend out simultaneously, a connecting body 15 extends out, the protection bracket takes a third pin shaft as a rotating center, the top of a rotating arm turns outwards, the bottom of the protection bracket turns inwards to be below the plate blank 18, and the plate blank 18 is safely protected;
3. when the plate blank is transported to a destination, the protection bracket is unlocked, piston rods on the left side and the right side of the protection bracket opening and closing electric cylinder 16 retract simultaneously, the connecting body 15 extends inwards, the protection bracket takes the third pin shaft as a rotating center, the top of the rotating arm turns inwards, the bottom of the protection bracket turns outwards to be out of the position below the plate blank 18, and the protection on the plate blank 18 is removed;
4. and then the clamp is unlocked, a piston rod of the lifting appliance opening and closing electric cylinder 9 retracts, the distance between the upper support and the lower support is reduced, the lifting lug drives the first pin shaft to slide to the bottom of the waist-shaped hole in the waist-shaped hole, the clamping plate turns over by taking the second pin shaft as a rotation center, the upper part of the clamping plate rotates inwards, the clamp at the lower part of the clamping plate rotates outwards, and the clamp is unlocked.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a safe and reliable's automatic clamp of slab gets device, it establishes on the dolly of hoist, its characterized in that: the lifting appliance comprises an upper support (1), a lower support (2), protection brackets (3) and clamping plates (4), wherein the clamping plates (4) are symmetrically arranged on the left side and the right side of the upper support (1), lifting lugs (5) are arranged at four corners of the upper support (1), each lifting lug (5) is connected with one clamping plate (4), each lifting lug (5) is connected with the upper portion of the corresponding clamping plate (4) through a first pin shaft (6), the middle portion of each clamping plate (4) is hinged with the corresponding lower support (2) through a second pin shaft, the lower portion of each clamping plate (4) is connected with a clamp (8), waist-shaped holes are formed in the upper portions of the corresponding clamping plates (4) corresponding to the first pin shafts (6), lifting appliance opening and closing electric cylinders (9) are arranged between the upper support (1) and the lower support (2), the protection brackets (3) are symmetrically arranged on the left side and the right side of the lower support (2), the lower support is hinged with the protection brackets (3) through ear plates (12), the protection bracket (3) top welding linking arm (3.3), connecting plate (14) is connected on linking arm (3.3) upper portion, connecting plate (14) articulated connector (15), connector (15) articulated protection bracket switching electric cylinder (16).
2. The safe and reliable automatic slab clamping device as claimed in claim 1, is characterized in that: the inner side of the lower support (2) is symmetrically provided with guide seat plates (10) in the front and back direction, through holes are formed in the guide seat plates (10), and the upper support (1) is provided with guide rods (11) corresponding to the through holes.
3. The safe and reliable automatic slab clamping device as claimed in claim 1, is characterized in that: protection bracket (3) include two L templates (3.1), and two L templates (3.1) are connected through pipe (3.2), and the third round pin axle sets up in pipe (3.2) at the top of protection bracket (3), and linking arm (3.3) welding is on pipe (3.2) at top.
4. The safe and reliable automatic slab clamping device as claimed in claim 1, is characterized in that: protection bracket switching electric jar (16) set up the symmetry center at two protection brackets (3), the piston rod of protection bracket switching electric jar (16) can two-way synchronous flexible, correspond connector (15) on lower carriage (2) and be equipped with backup pad (17), connector (15) lateral shifting in backup pad (17).
5. The safe and reliable automatic slab clamping device as claimed in claim 1, is characterized in that: the jaw surface of the clamp (8) is serrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122825197.0U CN216235631U (en) | 2021-11-18 | 2021-11-18 | Safe and reliable automatic clamping device for plate blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122825197.0U CN216235631U (en) | 2021-11-18 | 2021-11-18 | Safe and reliable automatic clamping device for plate blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216235631U true CN216235631U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122825197.0U Active CN216235631U (en) | 2021-11-18 | 2021-11-18 | Safe and reliable automatic clamping device for plate blank |
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| Country | Link |
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| CN (1) | CN216235631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650050A (en) * | 2022-12-12 | 2023-01-31 | 河南合力起重机械有限公司 | Novel roasting multifunctional crane |
-
2021
- 2021-11-18 CN CN202122825197.0U patent/CN216235631U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650050A (en) * | 2022-12-12 | 2023-01-31 | 河南合力起重机械有限公司 | Novel roasting multifunctional crane |
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