CN212145006U - A positioning and pressing device for high-precision laser special-shaped cutting - Google Patents

Abstract

The utility model relates to a laser cutting equipment technical field just discloses a high-accuracy laser dysmorphism location closing device for cutting, comprising a base plate, the last fixed surface of bottom plate is connected with the casing, the guide way has been seted up at the middle part of casing upper surface, the equal fixedly connected with backup pad in the left and right sides of casing inner bottom lateral wall. This high-accuracy laser dysmorphism is location closing device for cutting, promote the clamp plate through the second spring and remove, first spring promotes the fixed plate, it makes the gag lever post insert spacing downthehole to remove, realized compressing tightly fixed to the steel sheet, the condition appearance that thermal deformation leads to the steel sheet to take place the displacement when carrying out laser cutting has been avoided, stability is improved, economic loss is reduced, it rotates to drive two-way threaded rod through hand round, make and remove the pipe and drive closing device and remove, the position control to closing device has been realized, make the staff adjust according to the steel sheet of different specifications, application scope has been improved.

Description

A positioning and pressing device for high-precision laser special-shaped cutting

technical field

The utility model relates to the technical field of laser cutting equipment, in particular to a positioning and pressing device for high-precision laser special-shaped cutting.

Background technique

In the current high-precision laser cutting process, the steel plate is simply placed on the worktable plane for cutting. There is no fixation and restriction on the steel plate placed on the worktable. Therefore, a high-precision laser special-shaped cutting is required. The positioning deposit device is used; the positioning and pressing device for laser cutting in the prior art is more likely to cause the displacement of the steel plate due to thermal deformation during laser cutting, so that for products with high precision requirements, the product will be out of tolerance and the product will be scrapped, resulting in economic losses. .

For example, a Chinese patent application number: 201821807219.2 provides a positioning and pressing device for high-precision laser special-shaped cutting, which is basically described as: comprising a bottom plate, a workpiece table is arranged above the bottom plate, and the inner transverse direction of the workpiece table is A rotating shaft is rotatably connected, gears are sleeved on both sides of the outer wall of the rotating shaft, a motor is installed on one outer wall of the workpiece table, and the power output end of the motor is fixedly connected with one end of the rotating shaft, and the workpiece is There are vertical plates on both sides of the upper part of the table, the inner side of the vertical plate is connected with a pressing mechanism through a connecting rod, and a positioning rack is fixed at the bottom of the connecting rod. It is placed in the pressing frame to achieve accurate positioning for special-shaped cutting of steel plates, and when the pressing mechanism is moving, it slides in the vertical rod through the connecting rod, and the balance and stability are high, meeting the high-precision requirements for special-shaped cutting of steel plates, reducing economic loss; although this utility model meets the high-precision requirements for special-shaped cutting of the steel plate by compressing the steel plate and adjusting the height, and reduces the economic loss, but due to the different specifications of the steel plate, the steel plate cannot be fixed according to the size of the steel plate. Adjust the pressing mechanism to reduce the scope of application.

Therefore, in view of this, the inventor has provided a positioning and pressing device for high-precision laser special-shaped cutting by adhering to the rich experience in design, development and actual production for many years in the related industry, and researching and improving the existing structure and defects. To achieve a more practical purpose.

Utility model content

(1) Technical problems solved

In view of the deficiencies of the prior art, the utility model provides a positioning and pressing device for high-precision laser special-shaped cutting, which solves the problem that the positioning deposit device for laser cutting in the prior art is more likely to cause steel sheets due to thermal deformation during laser cutting. Displacement, which will cause out-of-tolerance products to be scrapped, resulting in economic losses for products that require high precision.

(2) Technical solutions

In order to achieve the above purpose, the present utility model provides the following technical solutions: a positioning and pressing device for high-precision laser special-shaped cutting, comprising a base plate, the upper surface of the base plate is fixedly connected with a casing, and the middle part of the upper surface of the casing is opened. There are guide grooves, the left and right sides of the inner bottom side wall of the casing are fixedly connected with support plates, the top of the outer side of the support plate is inserted with a two-way threaded rod, and the middle of the outer surface of the two-way threaded rod is sleeved with a second threaded rod. a bevel gear, a support block is fixedly connected to the front side of the inner bottom side wall of the housing, a rotating rod is inserted into the top of the front side of the support block, and a second bevel gear is sleeved on the rear side of the outer surface of the rotating rod; The second bevel gear meshes with the first bevel gear, the front end of the rotating rod is provided with a hand wheel, and the left and right sides of the outer surface of the two-way threaded rod are sleeved with moving pipes, and the outer surface of the moving pipe is sleeved. The top is fixedly connected with a connecting block, the upper surface of the connecting block is fixedly connected with a moving plate, the outer side of the upper surface of the moving plate is fixedly connected with a fixing frame, and the inner side of the upper surface of the moving plate is fixedly connected with a push rod motor, so The output end of the push rod motor is fixedly connected with a sliding plate, the inner side of the sliding plate is fixedly connected with a pressing device, and the pressing device includes a fixing frame, and a sliding rod is inserted in the middle of the upper surface of the fixing frame, The outer surface of the sliding rod is provided with a limit hole, the lower surface of the sliding rod is fixedly connected with a pressure plate, the top of the front surface of the fixed frame is fixedly connected with a connecting frame, and the middle part of the front surface of the connecting frame is inserted with a limit rod, The middle part of the outer surface of the limit rod is sleeved with a fixing plate, the front side of the outer surface of the limit rod is sleeved with a first spring, and the outer surface of the sliding rod is sleeved with a second spring.

Preferably, there are two sets of limit rods, and the diameters of the two sets of limit rods are adapted to the diameter of the limit holes.

Preferably, the connecting block is a square sliding block, the guide groove is a bar-shaped sliding groove, and the connecting block is slidably connected with the guide groove.

Preferably, the inner bottom side wall of the fixing frame and the lower surface of the pressing plate are provided with buffer pads, and the buffer pads are made of natural rubber material.

Preferably, the inner wall of the moving pipe is provided with an inner thread, and the inner thread of the moving pipe is threadedly connected with the threaded end of the bidirectional threaded rod.

Preferably, the lower surface of the bottom plate is provided with a gasket, the lower surface of the gasket is provided with anti-skid lines, and the lower surface of the anti-skid lines is provided with anti-skid bumps.

(3) Beneficial effects

Compared with the prior art, the utility model provides a positioning and pressing device for high-precision laser special-shaped cutting, which has the following beneficial effects:

1. The positioning and pressing device for high-precision laser special-shaped cutting pushes the pressure plate to move through the second spring, and the first spring pushes the fixed plate to move the limit rod into the limit hole, thereby realizing the pressing and fixing of the steel plate, avoiding The thermal deformation during laser cutting leads to the displacement of the steel plate, which improves the stability and reduces the economic loss. The two-way threaded rod is driven to rotate by the hand wheel, so that the moving tube drives the pressing device to move, realizing the opposite pressure. The position adjustment of the tightening device enables the staff to adjust according to the steel plates of different specifications, which improves the scope of application.

2. The positioning and pressing device for high-precision laser special-shaped cutting pushes the sliding plate up and down along the fixed frame through the push rod motor, so that the pressing device is lifted and lowered, and the height adjustment of the pressing device is realized, which ensures the laser beam on the steel plate. Accurate positioning when cutting increases accuracy.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the vertical section schematic diagram of part of the structure of the utility model;

FIG. 3 is a schematic structural diagram of the pressing device of the present invention.

In the figure: 1, bottom plate; 2, shell; 201, guide groove; 3, support plate; 4, two-way threaded rod; 5, first bevel gear; 6, support block; 7, rotating rod; 8, second cone Gear; 9, hand wheel; 10, moving tube; 11, connecting block; 12, moving plate; 13, fixing frame; 14, push rod motor; 15, sliding plate; 16, pressing device; 1601, fixing frame; 1602, sliding rod; 1603, limit hole; 1604, pressure plate; 1605, connecting frame; 1606, limit rod; 1607, fixing plate; 1608, first spring; 1609, second spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a positioning and pressing device for high-precision laser special-shaped cutting, comprising a base plate 1, the upper surface of the base plate 1 is fixedly connected with a casing 2, and the upper surface of the casing 2 is There is a guide groove 201 in the middle of the casing 2, the left and right sides of the inner bottom side wall of the housing 2 are fixedly connected with a support plate 3, the top of the outer side of the support plate 3 is inserted with a bidirectional threaded rod 4, and the middle part of the outer surface of the bidirectional threaded rod 4 The first bevel gear 5 is sleeved, the front side of the inner bottom side wall of the housing 2 is fixedly connected with a support block 6, the top of the front of the support block 6 is inserted with a rotating rod 7, and the rear side of the outer surface of the rotating rod 7 is sleeved with a The second bevel gear 8, the second bevel gear 8 meshes with the first bevel gear 5, the front end of the rotating rod 7 is provided with a hand wheel 9, and the left and right sides of the outer surface of the two-way threaded rod 4 are sleeved with moving pipes 10, which can move The top of the outer surface of the pipe 10 is fixedly connected with a connecting block 11, the upper surface of the connecting block 11 is fixedly connected with a moving plate 12, the outer side of the upper surface of the moving plate 12 is fixedly connected with a fixing frame 13, and the inner side of the upper surface of the moving plate 12 is fixedly connected with a The push rod motor 14, the model of the push rod motor 14 is TG-300B, the output end of the push rod motor 14 is fixedly connected with the sliding plate 15, and the sliding plate 15 is pushed up and down along the fixing frame 13 by the push rod motor 14, so that the pressing device 16 lifts, realizes the height adjustment of the pressing device, and ensures the accurate positioning when laser cutting the steel plate, thereby improving the accuracy. The inner side of the sliding plate 15 is fixedly connected with the pressing device 16. 9. Drive the two-way threaded rod 4 to rotate, so that the moving tube 10 drives the pressing device 16 to move, and realizes the position adjustment of the pressing device 16, so that the staff can adjust according to different specifications of steel plates, which improves the scope of application. 16 includes a fixed frame 1601, the middle of the upper surface of the fixed frame 1601 is inserted with a sliding rod 1602, the outer surface of the sliding rod 1602 is provided with a limiting hole 1603, the lower surface of the sliding rod 1602 is fixedly connected with a pressure plate 1604, the top of the front of the fixed frame 1601 A connecting frame 1605 is fixedly connected, the middle of the front of the connecting frame 1605 is inserted with a limit rod 1606, the middle of the outer surface of the limit rod 1606 is sleeved with a fixing plate 1607, and the front side of the outer surface of the limit rod 1606 is sleeved with a first spring 1608, the outer surface of the sliding rod 1602 is sleeved with a second spring 1609, the second spring 1609 pushes the pressure plate 1604 to move, the first spring 1608 pushes the fixed plate 1607, and the movement causes the limit rod 1606 to be inserted into the limit hole 1603 to achieve The pressing and fixing of the steel plate avoids the occurrence of thermal deformation during laser cutting, which leads to the displacement of the steel plate, improves the stability and reduces the economic loss.

In order to ensure the stability of the steel plate in the present invention, there are two sets of limit rods 1606. The diameters of the two sets of limit rods 1606 are adapted to the diameter of the limit hole 1603. The steel plate is not easily displaced due to thermal deformation during cutting, thereby improving the fixing effect of the steel plate.

In the present invention, in order to adjust the pressing device 16, the connecting block 11 is set as a square sliding block, the guide groove 201 is set as a bar-shaped sliding groove, and the connecting block 11 is slidably connected with the guide groove 201, so that the pressing device 16 is slidably connected. It is more stable and fast when adjusting, which saves time and improves work efficiency.

In the present invention, in order to protect the steel plate, the inner bottom side wall of the fixing frame 1601 and the lower surface of the pressing plate 1604 are provided with a buffer pad. The buffer pad is made of natural rubber material, and the buffer pad of the natural rubber material has a certain friction force, so that the steel plate is not easily displaced during cutting, and at the same time, it also avoids the occurrence of wear caused by direct contact between the steel plate and the pressing plate 1604 and the fixing frame 1601, and ensures the quality of the steel plate after processing.

In order to adjust the pressing device 16 of the present invention, the inner wall of the moving pipe 10 is provided with an internal thread, and the internal thread of the moving pipe 10 is threadedly connected with the threaded end of the bidirectional threaded rod 4, so that the pressing device 16 can be adjusted according to the length of the steel plate. It is more stable after adjustment, thereby improving the stability of clamping the steel plate.

In order to ensure the stability of the device, the utility model is provided with a gasket on the lower surface of the bottom plate 1, the lower surface of the gasket is provided with anti-skid lines, the lower surface of the anti-skid lines is provided with anti-skid bumps, and the number of anti-skid lines is increased. The frictional force between the device and the ground makes the device less prone to displacement, thereby improving the stability of the device.

The electrical components appearing in this article are all connected with the external main controller and 220V mains, and the main controller can be a conventional known device controlled by a computer or the like.

When in use, rotate the hand wheel 9, the hand wheel 9 rotates to drive the rotating rod 7 to rotate, the rotation of the rotating rod 7 drives the second bevel gear 8 to rotate, the second bevel gear 8 rotates to drive the first bevel gear 5 to rotate, and the first bevel gear 5 rotates. The rotation of the gear 5 drives the bidirectional threaded rod 4 to rotate, the rotation of the bidirectional threaded rod 4 drives the moving tube 10 to move inward, the moving tube 10 moves inward to drive the connecting block 11 to move inward, and the connecting block 11 moves inward to drive the moving plate 12 to move inward , the moving plate 12 moves inward to drive the pressing device 16 to move inward, and stops moving when the distance between the two sets of fixed frames 1601 is the length of the steel plate, and the position adjustment of the pressing device 16 is completed. The position rod 1606, the limit rod 1606 moves forward to drive the fixed plate 1607 to move forward, the fixed plate 1607 moves forward to make the first spring 1608 contract, and the sliding rod 1602 moves upward, and the sliding rod 1602 moves upward to drive the pressure plate 1604 upward. Move, the pressing plate 1604 moves upward to make the second spring 1609 contract, when the distance between the lower surface of the pressing plate 1604 and the inner bottom side wall of the fixing frame 1601 is greater than the thickness of the steel plate, the movement stops, and the steel plate is placed on the inner bottom side of the fixing frame 1601 On the wall, release the sliding rod 1602, due to the force of the second spring 1609 pushes the pressure plate 1604 to move downward, when the lower surface of the pressure plate 1604 contacts the upper surface of the steel plate, it stops moving, and the limit rod 1606 is released, due to the first The force of the spring 1608 pushes the fixing plate 1607 to move to the rear side, and the movement of the fixing plate 1607 to the rear side drives the limit rod 1606 to move to the rear side, and stops moving when the rear end of the limit rod 1606 penetrates into the limit hole 1603, The pressing and fixing of the steel plate is completed, the push rod motor 14 is activated, and the output end of the push rod motor 14 telescopically drives the sliding plate 15 to move up and down along the fixing frame 13, and the sliding plate 15 moves up and down to drive the pressing device 16 to rise and fall, and the pressing device 16 rises and falls. Drive the steel plate to rise and fall, and stop moving when the steel plate is lifted to the position to be cut, completing the height adjustment of the steel plate.

To sum up, the positioning and pressing device for high-precision laser special-shaped cutting pushes the pressing plate 1604 to move through the second spring 1609, and the first spring 1608 pushes the fixing plate 1607 to move the limit rod 1606 into the limit hole 1603 to achieve It can press and fix the steel plate, avoid the situation that the steel plate is displaced due to thermal deformation during laser cutting, improve the stability, and reduce the economic loss. The pipe 10 drives the pressing device 16 to move, so that the position of the pressing device 16 can be adjusted, so that the staff can adjust according to the steel plates of different specifications, and the scope of application is improved.

The positioning and pressing device for high-precision laser special-shaped cutting pushes the sliding plate 15 to move up and down along the fixing frame 13 through the push rod motor 14, so as to make the pressing device 16 rise and fall, realize the height adjustment of the pressing device, and ensure that the steel plate can be adjusted in Accurate positioning during laser cutting increases accuracy.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A positioning and pressing device for high-precision laser special-shaped cutting, comprising a base plate (1), characterized in that: a casing (2) is fixedly connected to the upper surface of the base plate (1), and the casing (2) The middle part of the upper surface is provided with a guide groove (201), the left and right sides of the inner bottom side wall of the casing (2) are fixedly connected with a support plate (3), and the top of the outer side of the support plate (3) is plugged in There is a bidirectional threaded rod (4), the middle part of the outer surface of the bidirectional threaded rod (4) is sleeved with a first bevel gear (5), and the front side of the inner bottom side wall of the housing (2) is fixedly connected with a support block (6), a rotating rod (7) is inserted into the top of the front of the support block (6), and a second bevel gear (8) is sleeved on the rear side of the outer surface of the rotating rod (7). The bevel gear (8) meshes with the first bevel gear (5), the front end of the rotating rod (7) is provided with a hand wheel (9), and the left and right sides of the outer surface of the two-way threaded rod (4) are sleeved There is a moving pipe (10), a connecting block (11) is fixedly connected to the top of the outer surface of the moving pipe (10), a moving plate (12) is fixedly connected to the upper surface of the connecting block (11), and the moving plate (12) A fixing frame (13) is fixedly connected to the outer side of the upper surface, a push rod motor (14) is fixedly connected to the inner side of the upper surface of the moving plate (12), and the output end of the push rod motor (14) is fixedly connected There is a sliding plate (15), a pressing device (16) is fixedly connected to the inner side of the sliding plate (15), and the pressing device (16) includes a fixing frame (1601), and the fixing frame (1601) is on the A sliding rod (1602) is inserted into the middle of the surface, a limiting hole (1603) is defined on the outer surface of the sliding rod (1602), and a pressure plate (1604) is fixedly connected to the lower surface of the sliding rod (1602). A connecting frame (1605) is fixedly connected to the top of the front face of the fixing frame (1601), the middle part of the front face of the connecting frame (1605) is inserted with a limit rod (1606), and the middle part of the outer surface of the limit rod (1606) is sleeved There is a fixing plate (1607), a first spring (1608) is sleeved on the front side of the outer surface of the limit rod (1606), and a second spring (1609) is sleeved on the outer surface of the sliding rod (1602). 2. A positioning and pressing device for high-precision laser special-shaped cutting according to claim 1, characterized in that: the number of the limit rods (1606) is two groups, and the diameters of the two groups of limit rods (1606) All are matched with the diameter of the limiting hole (1603). 3. A positioning and pressing device for high-precision laser special-shaped cutting according to claim 1, characterized in that: the connecting block (11) is a square sliding block, and the guide groove (201) is a bar-shaped sliding groove, which connects The block (11) is slidably connected with the guide groove (201). 4. A positioning and pressing device for high-precision laser special-shaped cutting according to claim 1, characterized in that: the inner bottom side wall of the fixing frame (1601) and the lower surface of the pressing plate (1604) are provided with buffers Pad, the cushion is made of natural rubber material. 5. A positioning and pressing device for high-precision laser special-shaped cutting according to claim 1, characterized in that: the inner wall of the moving pipe (10) is provided with an inner thread, and the inner thread of the moving pipe (10) is connected with a bidirectional thread. The threaded end of the threaded rod (4) is threaded. 6. A positioning and pressing device for high-precision laser special-shaped cutting according to claim 1, characterized in that: the lower surface of the bottom plate (1) is provided with a gasket, and the lower surface of the gasket is provided with anti-skid lines, The lower surface of the anti-skid texture is provided with anti-skid bumps.

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