A right-angle steel cutting device

By designing a right-angle steel cutting device with dual fixtures and water-cutting components, the problem of low efficiency of existing devices is solved, efficient and environmentally friendly right-angle steel cutting is achieved, and operating safety and equipment life are improved.

CN111318966BActive Publication Date: 2025-07-18胡全龙
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Patent Information

Application Number
CN202010242000.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-03-31
Publication Date
2025-07-18
Estimated Expiration
2040-03-31

AI Technical Summary

Technical Problem

The existing right-angle steel cutting device can only cut one right-angle steel at a time, which has low working efficiency.

Method used

A right-angle steel cutting device including two first fixing parts and a water cutting assembly is designed, two pieces of right-angle steel are fixed by providing a T-grooved on the fixing part and cutting with a water cutting assembly, combining a sliding assembly and a ball screw structure for improved efficiency and safety.

Benefits of technology

It realizes the fixing and cutting of two pieces of right-angle steel at the same time, improves work efficiency, ensures a clean operating environment, reduces water resource waste and equipment wear, and reduces labor intensity and maintenance costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a right-angle steel cutting device, comprising: a base, a first fixing member slidably connected to the first support plate through a sliding assembly, and a water cutting assembly; wherein there are two first fixing members, and T-shaped grooves are formed on the opposite sides of the two first fixing members. The ends of two right-angle steels stacked in a "T" shape are clamped in the T-shaped grooves, so that the two right-angle steels can be fixed between the two first fixing components; the water cutting assembly is located above the first fixing member, and its moving direction is perpendicular to the length direction of the right-angle steel. By providing two first fixing components and opening T-shaped grooves for fixing the right-angle steel on the opposite sides of the two first fixing members, the device of the present invention can fix two right-angle steels at the same time and cut them, thereby improving the working efficiency.
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Description

Technical Field

[0001] The present invention relates to the technical field of production equipment for electric power iron accessories, and more particularly to a right-angle steel cutting device. Background Art

[0002] Electric power iron accessories generally refer to iron parts on concrete electric poles and their connecting wires. Such as various hoop irons, spikes, cross beams, diaphragm beams, tie rods, wire rods, cross arms, etc. Among them, various types of right-angle steels are used in the production of cross arms. During the production process, it is necessary to cut the longer right-angle steels to meet different length requirements. However, the existing right-angle steel cutting devices can only cut one right-angle steel at a time, resulting in low work efficiency. Summary of the Invention

[0003] The purpose of the present invention is to provide a right-angle steel cutting device that can effectively solve the above technical problems.

[0004] To achieve the purpose of the present invention, the following technical solutions are adopted:

[0005] A right-angle steel cutting device, comprising:

[0006] A base, which is fixedly connected by a first support plate and a second support plate perpendicular to each other; wherein vertical plates are fixedly provided at both ends of the second support plate.

[0007] A first fixing member, which is slidably connected to the first support plate through a sliding assembly; and there are two first fixing members. T-shaped grooves are formed on the opposite sides of the two first fixing members. The ends of two right-angle steels stacked in a "T" shape are clamped in the T-shaped grooves, so that the two right-angle steels can be fixed between the two first fixing components.

[0008] And a water cutting assembly, which is located above the first fixing member and is fixedly arranged between the two vertical plates, and its movement direction is perpendicular to the length direction of the right-angle steel.

[0009] Further, the water cutting assembly includes:

[0010] A driving motor, which is fixedly connected to one of the vertical plates;

[0011] A ball screw, one end of which is rotatably connected to the other vertical plate, and the other end is fixedly connected to the rotating shaft of the driving motor;

[0012] A first slider, which is slidably connected to the ball screw;

[0013] A high-pressure nozzle, which is fixedly arranged on the side of the first slider close to the first fixing member through a connecting rod;

[0014] A water pump, which is fixedly arranged on the surface of the second support plate and is connected to the water inlet of the high-pressure nozzle through a hose.

[0015] A water tank, which is fixedly arranged on the surface of the second support plate and is connected to the water inlet of the water pump through a hose, and a filter screen is installed inside it.

[0016] And a waste water collection pool, which is fixedly arranged in the middle of the first support plate and is used for collecting waste water generated during the cutting process.

[0017] Furthermore, a sliding rod is also arranged between the two vertical plates. The sliding rod is located directly above the ball screw, and a second slider is slidably connected thereto. The first slider and the second slider are fixedly connected by a connecting column.

[0018] Furthermore, two ball grooves symmetrical about the central axis of the sliding rod are opened on the sliding rod, and at least one ball rollingly connected to the ball groove is embedded at a position corresponding to the inner side surface of the second slider.

[0019] Furthermore, the waste water collection pool is arranged in the shape of an inverted trapezoidal platform, and a water outlet is opened at the bottom of the side close to the water tank. The water outlet is connected to the water inlet at the bottom of the water tank through a hose.

[0020] Furthermore, two second fixing members are vertically and fixedly arranged in the waste water collection pool, and they include:

[0021] A fixing part, which is arranged in a J shape and is fixedly connected to the bottom of the waste water collection pool through a fixing column; its lower bottom surface is flush with the upper surface of the waste water collection pool.

[0022] And a pressing part, which is detachably connected to the fixing part, and the pressing part is arranged in an inverted L shape; the pressing part is snap-fitted with the fixing part so that a T-shaped through groove for a right-angle steel to pass through is formed at a position corresponding to the T-shaped groove on the second fixing member.

[0023] Furthermore, a vertical groove is opened at the top of the fixing part along its length direction. Two parallel horizontal sliding grooves are opened at the bottom of the vertical groove, and two clamping blocks slidably connected to the horizontal sliding grooves are arranged in the vertical groove. A pull rod is threadedly connected to each side of the two clamping blocks away from each other. One end of the pull rod extends out of the side surface of the vertical groove, and a handle is threadedly connected to its end; and a return spring is sleeved on the part of the pull rod located in the vertical groove.

[0024] Furthermore, a clamping pin is fixedly arranged at one end of the pressing part close to the vertical groove. The clamping pin is snap-fitted and fixed with the two clamping blocks, so as to fixedly connect the fixing part and the pressing part.

[0025] Further, the clamping block is composed of a wedge-shaped part slidably connected to the horizontal chute and an inverted L-shaped clamping part integrally connected to the wedge-shaped part; the needle is composed of an inverted triangular part cooperating with the wedge-shaped parts of the two clamping blocks and a "worker" character part integrally connected to the inverted triangular part, and the "worker" character part is clamped with the inverted L-shaped clamping part to fix the needle between the two clamping blocks.

[0026] Further, a caliper is fixedly arranged between each second fixing member and the end of the first support plate, and a card slot slidably connected to the caliper is opened on one side of the first fixing member close to the caliper; the distance between two of the second fixing members is 5-8 cm.

[0027] Compared with the prior art, the present invention has the following beneficial effects:

[0028] 1. By arranging two first fixing components and opening T-shaped grooves for fixing the right-angle steel on the opposite sides of the two first fixing members, the device can fix two right-angle steels at the same time and cut them, thereby improving the working efficiency.

[0029] 2. By using the water cutting component to cut the right-angle steel, not only will no flying chips be generated, ensuring the cleanliness of the operating environment, but also the cutting surface is smooth and does not need to be polished, thereby reducing the labor intensity of the staff.

[0030] 3. By arranging a waste water collection pool and installing a filter screen in the water tank, the recycling of water resources is realized, thereby reducing the waste of water resources.

[0031] 4. By setting the second fixing member as a fixing part and a pressing part detachably connected to the fixing part, when in use, first use the pressing part and the fixing part to fix the two right-angle steels, and then start the sliding component to drive the two first fixing members to fix the two end parts of the right-angle steel, which is not only convenient for taking and placing the right-angle steel, but also can ensure the safety of the operation.

[0032] 5. By arranging a sliding rod and a second slider, the force on the ball screw can be reduced during the cutting process, thereby reducing its wear, increasing the service life of the ball screw, and saving the maintenance cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly introduced below.

[0034] Figure 1 It is a schematic diagram of the overall structure of a right-angle steel cutting device provided by the present invention;

[0035] Figure 2 Schematic diagram of the structure after removing the water cutting component in a right-angle steel cutting device provided by the present invention;

[0036] Figure 3 Rear view of a right-angle steel cutting device provided by the present invention after removing the water cutting component;

[0037] Figure 4 Partial cross-sectional view of the second fixing member in a right-angle steel cutting device provided by the present invention;

[0038] Figure 5 Rear view of the second fixing member in a right-angle steel cutting device provided by the present invention when the fixing portion and the pressing portion are completely engaged;

[0039] Figure 6 Rear view of the second fixing member in a right-angle steel cutting device provided by the present invention when the fixing portion and the pressing portion are disengaged;

[0040] Figure 7 Partial cross-sectional view of the cooperation between the sliding rod and the ball screw in a right-angle steel cutting device provided by the present invention.

[0041] Explanation of the numbers in the figure:

[0042] 1. Base; 11. First support plate; 12. Second support plate; 13. Stopper; 14. Vertical plate;

[0043] 2. First fixing member; 21. T-shaped groove; 22. Card slot;

[0044] 3. Water cutting component; 31. Driving motor; 32. Ball screw; 33. First slider; 34. High-pressure nozzle; 35. Water pump; 36. Water tank; 37. Waste water collection pool;

[0045] 4. Sliding component; 41. Horizontal cylinder; 42. Support block; 43. Slide rail;

[0046] 5. Second fixing member; 51. Fixing portion; 511. Vertical groove; 512. Horizontal sliding groove; 513. Block; 514. Pull rod; 515. Handle; 516. Return spring; 52. Pressing portion; 521. Pin;

[0047] 6. Caliper;

[0048] 7. Sliding rod; 71. Ball groove;

[0049] 8. Second slider;

[0050] 9. Ball. Detailed implementation manners

[0051] The following will clearly and completely describe a right-angle steel cutting device of the present invention in conjunction with the accompanying drawings.

[0052] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "transverse", "longitudinal", "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the protection scope of the present invention.

[0053] As Figure 1 and Figure 2 shown, the present invention discloses a right-angle steel cutting device, which includes a base 1, a first fixing member 2, and a water cutting assembly 3. The base 1 is fixedly connected by a first support plate 11 and a second support plate 12 that are perpendicular to each other; the first support plate 11 and the second support plate 12 are in concave-convex fit to form a "cross"-shaped base 1. Specifically, a stop block 13 is welded to both ends of the first support plate 11, and a vertical plate 14 is welded to both ends of the second support plate 12.

[0054] The first fixing member 2 is slidably connected to the first support plate 11 through a sliding assembly 4; and there are two first fixing members 2, and T-shaped grooves 21 are provided on the opposite sides of the two first fixing members 2. During use, two right-angle steels are stacked in a T-shape, and then their two ends are respectively clamped in the T-shaped grooves 21, thereby completing the fixation of the two right-angle steels.

[0055] Specifically, there are two sets of sliding assemblies 4, which are respectively fixedly connected to the two first fixing members 2. It includes a horizontal cylinder 41, a support block 42, and a slide rail 43; the active part of the horizontal cylinder 41 is fixedly connected to the stop block 13 through a cylinder mounting seat; the output end of the horizontal cylinder 41 is fixedly welded to one side of the support block 42. The support block 42 is set in a U shape, and the first fixing member 2 is fixed on the upper surface of the other side. The slide rail 43 is fixedly connected to the upper surface of the first support plate 11 through bolts, and the support block 42 is slidably connected to the slide rail 43. The horizontal cylinder 41 is used to drive the support block 42 to slide, thereby driving the two first fixing members 2 to slide, and further fixing the two ends of the right-angle steel.

[0056] The water cutting assembly 3 is fixedly arranged between two vertical plates 14, and its moving direction is perpendicular to the length direction of the right-angle steel. It includes a driving motor 31, a ball screw 32, a first slider 33, a high-pressure nozzle 34, a water pump 35, a water tank 36, and a waste water collection pool 37. The driving motor 31 is fixed to the upper end of one of the vertical plates 14 through a motor mounting seat, and the end of its rotating shaft is fixedly connected to one end of the ball screw 9 through a coupling. The other end of the ball screw 32 is rotatably connected to the other vertical plate 14 through a bearing. The first slider 33 is slidably connected to the ball screw 32. The high-pressure nozzle 34 is fixedly connected to the lower surface of the first slider 33 close to the first fixing member 2 through a connecting rod. The water pump 35 is installed on the upper surface of the second support plate 12 and is connected to the water inlet of the high-pressure nozzle 34 through a hose. The water tank 36 is installed on the upper surface of the second support plate 12 and is connected to the water inlet of the water pump 35 through a hose. The waste water collection pool 37 is installed in the middle of the first support plate 11 and is located between two slide rails 43. The waste water collection pool 37 is used to collect the waste water generated during the cutting process.

[0057] In the present invention, by providing two first fixing members 2 and opening a T-shaped groove 21 for fixing the right-angle steel on the opposite sides of the two first fixing members 2, the device can fix two right-angle steels at the same time and cut them, thereby improving the work efficiency. At the same time, the device uses the water cutting assembly 3 to cut the right-angle steel, which not only does not generate flying chips and ensures the cleanliness of the operating environment, but also has a smooth cutting surface and does not require grinding, thus reducing the labor intensity of the staff.

[0058] Specifically, in this embodiment, the waste water collection pool 37 is arranged in an inverted trapezoidal shape, and a water outlet is opened at the bottom of the side close to the water tank 36. The water outlet is connected to the water inlet at the bottom of the water tank 36 through a hose, so that the waste water in the waste water collection pool 37 can flow back into the water tank 36 and then be filtered by a filter screen installed in the water tank 36, thereby realizing the recycling of water resources and reducing the waste of water resources.

[0059] Specifically, in this embodiment, in order to facilitate the disassembly or installation of the right-angle steel, two second fixing members 5 are vertically fixed in the waste water collection pool 37. The two second fixing members 5 and the two first fixing members 2 are on the same horizontal line. As Figure 4 shown, it includes a fixing part 51 and a pressing part 52 detachably connected to the fixing part 51.

[0060] The fixing part 51 is set in a J shape, and its lower surface is fixedly connected to the bottom of the wastewater collection pool 37 through fixing columns; and its lower surface is flush with the upper surface of the wastewater collection pool 37. A vertical groove 511 is formed at the top of the fixing part 51 along its length direction. Two parallel horizontal sliding grooves 512 are formed at the bottom of the vertical groove 511. And two clamping blocks 513 slidably connected to the horizontal sliding grooves 512 are arranged in the vertical groove 511. A pull rod 514 is threadedly connected to each side of the two clamping blocks 513 away from each other. One end of the pull rod 514 extends out of the side surface of the vertical groove 511 through a through hole on the side surface of the vertical groove 511, and a handle 515 is threadedly connected to its end; A return spring 516 is sleeved on the part of the pull rod 514 located in the vertical groove 511.

[0061] The pressing part 52 is set in an inverted L shape. The pressing part 52 is snap-connected to the fixing part 51 so that a T-shaped through groove for the right-angle steel to pass through is formed at the position corresponding to the T-shaped groove 21 on the second fixing part 5. A needle 521 is fixedly arranged at one end of the pressing part 52 close to the vertical groove 511. The needle 521 is snap-fixed to the two clamping blocks 513, thereby connecting the fixing part 51 and the pressing part 52.

[0062] It should be noted here that the moving directions of the two clamping blocks 513 are consistent with the length direction of the right-angle steel, and the clamping blocks 513 are composed of a wedge-shaped part slidably connected to the horizontal sliding groove 512 and an inverted L-shaped clamping part integrally connected to the wedge-shaped part; The needle 521 is composed of an inverted triangle part adapted to the wedge-shaped parts of the two clamping blocks 513 and a "worker" character part integrally connected to the inverted triangle part. The "worker" character part is snap-connected to the inverted L-shaped clamping part so that the needle 521 can be fixed between the two clamping blocks 513.

[0063] As Figure 5 and Figure 6 shown, when in use, first pull the two handles 515 to drive the two clamping blocks 513 to move in opposite directions, so that the needle 521 is separated from the two clamping blocks 513. During this process, the return spring 516 is compressed. When the needle 521 is completely separated from the clamping blocks 513, the pressing part 52 is separated from the fixing part 51, and the return spring 516 resets, thereby driving the two clamping blocks 513 to reset. When installing the pressing part 52, insert the needle 521 between the two clamping blocks 513. At this time, the two clamping blocks 513 move to both sides under the extrusion of the needle 521, and the return spring 516 is compressed; When the "worker" character part of the needle 521 is snap-connected to the L-shaped clamping part of the clamping block 513, the return spring 516 resets, and the needle 521 and the clamping block 513 are completely snap-connected, thereby realizing the pressing and fixing of the right-angle steel.

[0064] In the present invention, the second fixing member 5 is provided with a fixing portion 51 and a pressing portion 52 detachably connected to the fixing portion 51. During use, first, the pressing portion 52 and the fixing portion 51 are used to fix two right-angle steels, and then the sliding assembly 4 is started to drive the two first fixing members 2 to fix the two ends of the right-angle steels. This not only facilitates the picking and placing of the right-angle steels but also ensures the safety of the operation.

[0065] Specifically, in this embodiment, in order to facilitate the positioning of the cutting point of the right-angle steel, a caliper 6 is fixedly provided between the second fixing member 5 and the corresponding stop block 13, as Figure 2 and Figure 3 shown. One end of the caliper 6 is fixedly connected to the side of the second fixing member 5 away from the right-angle steel by bolts, and the other end is fixedly connected to the fixing plate welded on the upper surface of the stop block 13 by bolts. At the same time, a card slot 22 for sliding connection with the caliper 6 is formed on the side of the first fixing member 2 away from the right-angle steel.

[0066] During use, the horizontal cylinder 41 can be started to drive the two first fixing members 2 to move, thereby changing the distance between the adjacent first fixing member 2 and the second fixing member 5, and then positioning the cutting point. This is not only convenient for operation but also accurate in positioning. It should be noted here that the distance between the two second fixing members 5 is 5 - 8 cm, which can be specifically determined according to actual production needs.

[0067] Specifically, in this embodiment, a sliding rod 7 is also welded between the two vertical plates 14. The sliding rod 7 is located directly above the ball screw 32, and a second slider 8 is slidably connected thereto. The first slider 33 and the second slider 8 are fixedly connected by a connecting column. In addition, as Figure 7 shown, ball grooves 71 are formed at symmetric positions at the upper and lower ends of the sliding rod 7, and at least one ball 9 that is in rolling connection with the ball groove 71 is embedded at the position corresponding to the ball groove 71 on the inner side surface of the second slider 8.

[0068] By providing the sliding rod 7 and the second slider 8, the force on the ball screw 32 can be reduced, thereby reducing wear, increasing the service life of the ball screw 32, and saving maintenance costs.

[0069] The working process of the present invention is as follows:

[0070] During use, first pull the two handles 515 to drive the two clamping blocks 513 to move in opposite directions, so that the needle 521 is disengaged from the two clamping blocks 513. During this process, the return spring 516 is compressed. After the needle 521 is completely disengaged from the clamping blocks 513, the pressing part 52 is separated from the fixing part 51, and the return spring 516 returns, thereby driving the two clamping blocks 513 to return. At this time, the pressing part 52 is separated from the fixing part 51. Then, place one of the two right-angle steels stacked in a T-shape in the groove of the fixing part 51, and engage the pressing part 52 with the fixing part 51, so as to complete the clamping and fixing of the two right-angle steels. Then start the horizontal cylinder 41 to drive the first fixing member 2 to move, so as to clamp and fix the two ends of the right-angle steel. During this process, the cutting point can be positioned by adjusting the positions of the two first fixing members 2. Finally, start the driving motor 31 to drive the ball screw 32 to rotate, and then drive the high-pressure nozzle 34 to move. When it moves to the inner edge of the waste water collection tank 37, turn on the switch of the high-pressure nozzle 34, and then carry out the cutting work. During this process, the reciprocating motion can be controlled by controlling the forward and reverse rotation time of the driving motor 31. This is the prior art, so it will not be described in detail here.

[0071] The standard parts used in the present invention can all be purchased from the market. The special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part all adopt the mature conventional means such as bolts, rivets, and welding in the prior art. The machines, parts, and equipment all adopt the conventional models in the prior art. Coupled with the circuit connection adopting the conventional connection method in the prior art, it will not be elaborated here. The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0072] Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention.

Claims

1. A right-angle steel cutting device, characterized in that: Comprising: A base, which is fixedly connected by a first support plate and a second support plate that are perpendicular to each other; wherein vertical plates are fixedly provided at both ends of the second support plate. A first fixing member, which is slidably connected to the first support plate through a sliding assembly; and there are two first fixing members, and T-shaped grooves are formed on the opposite sides of the two first fixing members. The ends of two right-angle steels stacked in a "T" shape are clamped in the T-shaped grooves, so that the two right-angle steels can be fixed between the two first fixing components. And a water jet cutting assembly, which is located above the first fixing member and is fixedly arranged between the two vertical plates, and its moving direction is perpendicular to the length direction of the right-angle steel. The water jet cutting assembly includes: A driving motor, which is fixedly connected to one of the vertical plates. A ball screw, one end of which is rotatably connected to the other vertical plate, and the other end is fixedly connected to the rotating shaft of the driving motor. A first slider, which is slidably connected to the ball screw. A high-pressure nozzle, which is fixedly arranged on the side of the first slider close to the first fixing member through a connecting rod. A water pump, which is fixedly arranged on the surface of the second support plate and is connected to the water inlet of the high-pressure nozzle through a hose. A water tank, which is fixedly arranged on the surface of the second support plate and is connected to the water inlet of the water pump through a hose, and a filter screen is installed inside it. And a waste water collection pool, which is fixedly arranged in the middle of the first support plate for collecting waste water generated during the cutting process. Two second fixing members are vertically and fixedly arranged in the waste water collection pool, and they include: A fixing part, which is set in a J shape and is fixedly connected to the bottom of the waste water collection pool through a fixing column; its lower bottom surface is flush with the upper surface of the waste water collection pool. And a pressing part, which is detachably connected to the fixing part, and the pressing part is set in an inverted L shape. The pressing part is snap-fitted with the fixing part, so that a T-shaped through groove for the right-angle steel to pass through is formed at a position corresponding to the T-shaped groove on the second fixing member. A vertical groove is formed along the length direction at the top of the fixing part, two parallel horizontal sliding grooves are formed at the bottom of the vertical groove, and two clamping blocks slidably connected to the horizontal sliding grooves are arranged in the vertical groove. A pull rod is threadedly connected to each side of the two clamping blocks away from each other. One end of the pull rod extends out of the side surface of the vertical groove, and a handle is threadedly connected to its end; and a return spring is sleeved on the part of the pull rod located in the vertical groove. A needle is fixedly arranged at one end of the pressing part close to the vertical groove, and the needle is snap-fitted with the two clamping blocks to fixedly connect the fixing part and the pressing part.

2. The right-angle steel cutting device according to claim 1, wherein: A sliding rod is also arranged between the two vertical plates. The sliding rod is located directly above the ball screw, and a second slider is slidably connected to it. The first slider and the second slider are fixedly connected through a connecting column.

3. The right-angle steel cutting device according to claim 2, characterized in that: Two ball grooves symmetrical about the central axis of the sliding rod are formed on the sliding rod, and at least one ball rolling-connected to the ball groove is embedded at a position corresponding to the inner side surface of the second slider.

4. A right-angle steel cutting device according to claim 1, characterized in that: The waste water collection pool is arranged in the shape of an inverted trapezoidal platform, and a water outlet is opened at the bottom of the side close to the water tank, and the water outlet is communicated with the water inlet at the bottom of the water tank through a hose.

5. A right-angle steel cutting device according to claim 1, characterized in that: The clamping block is composed of a wedge-shaped part slidably connected with the horizontal sliding groove and an inverted L-shaped clamping part integrally connected with the wedge-shaped part; the clamping pin is composed of an inverted triangular part matched with the wedge-shaped parts of the two clamping blocks and a "worker" character part integrally connected with the inverted triangular part, and the "worker" character part is clamped with the inverted L-shaped clamping part to fix the clamping pin between the two clamping blocks.

6. The right-angle steel cutting device according to claim 5, characterized in that: A caliper is fixedly arranged between each second fixing piece and the end of the first support plate, and a clamping groove slidably connected with the caliper is opened on one side of the first fixing piece close to the caliper; the distance between two of the second fixing pieces is 5-8 cm.

Citation Information

Patent Citations

  • Right-angle steel cutting device

    CN212311763U