Clamping and fixing device for aluminum profile cutting

Abstract

The utility model relates to the technical field of section bar clamping, and discloses a clamping and fixing device for cutting an aluminum section bar, which effectively solves the problem that the top wall of the aluminum section bar is not easy to press when the aluminum section bar is clamped at present, and comprises a workbench, vertical plates are symmetrically arranged on the two sides of the top end of the workbench, and the top end of the workbench is provided with a clamping groove. A profile containing area is arranged between the vertical plates on the two sides, air cylinders are installed on the sides, away from the profile containing area, of the vertical plates, the output ends of the air cylinders are located on the sides, close to the profile containing area, of the vertical plates, and clamping assemblies are arranged on the sides, close to the profile containing area, of the vertical plates and comprise sliding grooves formed in the top end of the workbench. According to the aluminum profile cutting device, when the upper cross rod is clamped in the clamping groove in the rotating block, the clamping blocks and the rotating block are clamped and fixed, the air cylinder is started, the clamping blocks are pushed to move towards an aluminum profile, all the clamping blocks clamp the aluminum profile, and cutting of the aluminum profile is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of profile clamping, in particular to a clamping and fixing device for cutting aluminum profiles. Background Art

[0002] According to the patent document with the authorization announcement number "CN214162129U" and the invention name "A clamping and fixing device for cutting OT-type aluminum profiles", the specification states: During processing, the aluminum profile is placed on the top of the rotating seat, and then the handle is held to rotate the turntable clockwise, and the turntable drives the second threaded column to rotate, and the second threaded column then drives the connecting plate to move to the side away from the adjustment hole, so that the two movable clamps are respectively close to the two fixed clamps, and finally the aluminum profile is clamped between the fixed clamp and the movable clamp, and then the handle is lifted up. As the handle rotates, the first threaded column is tightened, so that the abutment plate is pressed against the outer wall of the second threaded column, thereby locking the second threaded column, thereby preventing the movable clamp from loosening, and then tightening the locking bolt. However, the following defects still exist:

[0003] During the clamping process of the aluminum profile, the side of the aluminum profile is clamped by the clamping plate, and the top wall of the aluminum profile cannot be pressed tightly. During the cutting process, the aluminum profile may move longitudinally, thereby affecting the cutting effect of the aluminum profile. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a clamping and fixing device for cutting aluminum profiles, which effectively solves the problem that it is difficult to press the top wall of the aluminum profile when clamping the aluminum profile.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping and fixing device for cutting aluminum profiles, comprising a workbench, vertical plates are symmetrically installed on both sides of the top of the workbench, a profile placement area is set between the vertical plates on both sides, a cylinder is installed on the side of the vertical plate away from the profile placement area, the output end of the cylinder is located on the side of the vertical plate close to the profile placement area, and a clamping assembly is provided on the side of the vertical plate close to the profile placement area.

[0006] Preferably, the clamping assembly includes a slide groove opened at the top of the workbench, the slide groove is located on the side of the vertical plate close to the profile placement area, a clamping block is provided above the slide groove, a sliding block is installed at the bottom end of the clamping block, the sliding block is slidably installed inside the slide groove, and a rotating clamping unit is installed at the top of the clamping block.

[0007] Preferably, a first spring is installed on a side of the sliding block away from the vertical plate, and one end of the first spring is fixedly connected to an inner wall of an end of the sliding groove away from the vertical plate.

[0008] Preferably, the rotating clamping unit includes side plates symmetrically installed on the top of the clamping block, a fixed shaft is installed between the two side plates, a rotating block is provided between the two side plates, the rotating block is rotatably connected to the fixed shaft, a torsion spring is installed between the rotating block and the fixed shaft, and a clamping fixing unit is installed between the rotating block and the clamping block.

[0009] Preferably, a top plate is installed at the top of the rotating block, a pressure block is installed at the bottom of the top plate, the pressure block is located on the side of the rotating block away from the vertical plate, and the output end of the cylinder contacts the side of the rotating block away from the pressure block.

[0010] Preferably, the clamping and fixing unit includes a side tube fixedly installed on a side of one of the side plates away from the rotating block, a sliding block is slidably installed inside the side tube, a lower cross bar is installed on the side of the sliding block away from the rotating block, one end of the lower cross bar passes through the side of the side tube away from the rotating block, a connecting plate is installed on the end of the lower cross bar, an upper cross bar is installed on the side of the connecting plate close to the rotating block, one end of the upper cross bar is clamped in the inside of the clamping slot, and the clamping slot is opened on the rotating block.

[0011] Preferably, a second spring is installed on the side of the sliding block away from the rotating block, a magnetic block is installed on the side of the sliding block away from the second spring, an electromagnet is provided on the side of the magnetic block away from the sliding block, the electromagnet is fixedly installed on the inner wall of the side cylinder, and the electromagnet is magnetically connected to the magnetic block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) In the utility model, when the upper cross bar is clamped in the clamping groove on the rotating block, the clamping block is clamped and fixed with the rotating block, and the cylinder is turned on to push the clamping block toward the aluminum profile, so that each clamping block clamps the aluminum profile, which is convenient for cutting the aluminum profile;

[0014] (2) After each clamping block contacts the outer side of the aluminum profile, the electromagnet is energized to generate a repulsive force on the magnetic block, causing the lower cross bar to move away from the rotating block, so that the clamping block and the rotating block are disengaged. The rotating block is pushed by the cylinder to rotate and the pressure block presses the top wall of the aluminum profile, thereby improving the fixing effect of the aluminum profile and improving the cutting stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of the clamping and fixing device for cutting aluminum profiles of the utility model;

[0018] Figure 2This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the rotary pressing unit of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the clamping fixing unit of the utility model;

[0021] In the figure: 1. workbench; 2. vertical plate; 3. cylinder; 4. clamping assembly; 401. slide groove; 402. clamping block; 403. slider; 404. first spring; 405. rotating clamping unit; 4051. side plate; 4052. fixed shaft; 4053. rotating block; 4054. top plate; 4055. pressing block; 4056. torsion spring; 406. clamping fixing unit; 4061. side cylinder; 4062. sliding block; 4063. lower cross bar; 4064. connecting plate; 4065. upper cross bar; 4066. clamping groove; 4067. second spring; 4068. magnetic block; 4069. electromagnet. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Embodiment 1, by Figure 1-Figure 4 The utility model includes a workbench 1, vertical plates 2 are symmetrically installed on both sides of the top of the workbench 1, a profile placement area is set between the vertical plates 2 on both sides, a cylinder 3 is installed on the side of the vertical plate 2 away from the profile placement area, the output end of the cylinder 3 is located on the side of the vertical plate 2 close to the profile placement area, and a clamping assembly 4 is provided on the side of the vertical plate 2 close to the profile placement area.

[0024] The clamping assembly 4 includes a slide groove 401 opened at the top of the workbench 1, the slide groove 401 is located on the side of the vertical plate 2 close to the profile placement area, a clamping block 402 is provided above the slide groove 401, a slider 403 is installed at the bottom end of the clamping block 402, the slider 403 is slidably installed inside the slide groove 401, a rotating clamping unit 405 is installed at the top of the clamping block 402, and a first spring 404 is installed on the side of the slider 403 away from the vertical plate 2, and one end of the first spring 404 is fixedly connected to the inner wall of the end of the slide groove 401 away from the vertical plate 2.

[0025] The rotating and clamping unit 405 includes a side plate 4051 symmetrically installed on the top of the clamping block 402, a fixed shaft 4052 is installed between the two side plates 4051, a rotating block 4053 is provided between the two side plates 4051, the rotating block 4053 is rotatably connected to the fixed shaft 4052, a torsion spring 4056 is installed between the rotating block 4053 and the fixed shaft 4052, a clamping fixing unit 406 is installed between the rotating block 4053 and the clamping block 402, a top plate 4054 is installed on the top of the rotating block 4053, a pressing block 4055 is installed on the bottom end of the top plate 4054, the pressing block 4055 is located on the side of the rotating block 4053 away from the vertical plate 2, and the output end of the cylinder 3 is in contact with the side of the rotating block 4053 away from the pressing block 4055.

[0026] The clamping and fixing unit 406 includes a side tube 4061 fixedly installed on one of the side plates 4051 away from the rotating block 4053, a sliding block 4062 is slidably installed inside the side tube 4061, a lower cross bar 4063 is installed on the side of the sliding block 4062 away from the rotating block 4053, one end of the lower cross bar 4063 penetrates to the side of the side tube 4061 away from the rotating block 4053, a connecting plate 4064 is installed on the end of the lower cross bar 4063, an upper cross bar 4065 is installed on the side of the connecting plate 4064 close to the rotating block 4053, one end of the upper cross bar 4065 is clamped in the inside of the clamping groove 4066, the clamping groove 4066 is opened on the rotating block 4053, a second spring 4067 is installed on the side of the sliding block 4062 away from the rotating block 4053, a magnetic block 4068 is installed on the side of the sliding block 4062 away from the second spring 4067, and the magnetic block 4068 is away from the sliding An electromagnet 4069 is provided on one side of the moving block 4062. The electromagnet 4069 is fixedly installed on the inner wall of the side tube 4061. The electromagnet 4069 is magnetically connected to the magnetic block 4068. When the upper cross bar 4065 is clamped in the clamping groove 4066 on the rotating block 4053, the clamping block 402 is clamped and fixed with the rotating block 4053. The cylinder 3 is turned on to push the clamping block 402 to move toward the aluminum profile, so that each clamping block 402 clamps the aluminum profile, which is convenient for cutting the aluminum profile. After each clamping block 402 contacts the outer side of the aluminum profile, the electromagnet 4069 is energized to generate a repulsive force on the magnetic block 4068, so that the lower cross bar 4063 moves away from the rotating block 4053, so that the clamping block 402 is disengaged from the rotating block 4053, and the rotating block 4053 is pushed to rotate by the cylinder 3 to press the top wall of the aluminum profile with the pressing block 4055, thereby improving the fixing effect of the aluminum profile and improving the cutting stability.

[0027] Working principle: When in use, the aluminum profile to be cut is placed in the profile placement area at the top of the workbench 1, and each cylinder 3 is turned on, so that the output end of the cylinder 3 generates a thrust toward the aluminum profile on the clamping block 402. At this time, since the upper cross bar 4065 is clamped with the rotating block 4053, the clamping block 402 is clamped and fixed with the rotating block 4053. Then, under the action of the thrust, the clamping block 402 is pushed to move toward the aluminum profile, so that each clamping block 402 clamps and fixes the aluminum profile;

[0028] When each clamping block 402 contacts the outside of the aluminum profile, the electromagnet 4069 is energized to generate a repulsive force on the magnetic block 4068, causing the lower cross bar 4063 to move away from the rotating block 4053, thereby driving the upper cross bar 4065 to disengage from the rotating block 4053. At this time, the output end of the cylinder 3 continues to move, causing the rotating block 4053 to rotate and press the pressing block 4055 to press the top wall of the aluminum profile, thereby improving the fixing effect of the aluminum profile and improving the cutting stability.

Claims

1. A clamping and fixing device for cutting aluminum profiles, comprising a workbench (1), characterized in that: Vertical plates (2) are symmetrically installed on both sides of the top of the workbench (1), a profile placement area is set between the vertical plates (2) on both sides, a cylinder (3) is installed on the side of the vertical plate (2) away from the profile placement area, the output end of the cylinder (3) is located on the side of the vertical plate (2) close to the profile placement area, and a clamping assembly (4) is provided on the side of the vertical plate (2) close to the profile placement area.

2. The clamping and fixing device for cutting aluminum profiles according to claim 1 is characterized in that: The clamping assembly (4) comprises a slide groove (401) opened at the top of the workbench (1), the slide groove (401) is located on a side of the vertical plate (2) close to the profile placement area, a clamping block (402) is provided above the slide groove (401), a sliding block (403) is installed at the bottom end of the clamping block (402), the sliding block (403) is slidably installed inside the slide groove (401), and a rotating clamping unit (405) is installed at the top end of the clamping block (402).

3. The clamping and fixing device for cutting aluminum profiles according to claim 2 is characterized in that: A first spring (404) is installed on the side of the sliding block (403) away from the vertical plate (2), and one end of the first spring (404) is fixedly connected to the inner wall of the end of the sliding groove (401) away from the vertical plate (2).

4. The clamping and fixing device for cutting aluminum profiles according to claim 2 is characterized in that: The rotating clamping unit (405) comprises a side plate (4051) symmetrically mounted on the top of the clamping block (402), a fixed shaft (4052) being mounted between the two side plates (4051), a rotating block (4053) being arranged between the two side plates (4051), the rotating block (4053) being rotatably connected to the fixed shaft (4052), a torsion spring (4056) being mounted between the rotating block (4053) and the fixed shaft (4052), and a clamping fixing unit (406) being mounted between the rotating block (4053) and the clamping block (402).

5. The clamping and fixing device for cutting aluminum profiles according to claim 4, characterized in that: A top plate (4054) is installed at the top end of the rotating block (4053), a pressing block (4055) is installed at the bottom end of the top plate (4054), the pressing block (4055) is located on the side of the rotating block (4053) away from the vertical plate (2), and the output end of the cylinder (3) is in contact with the side of the rotating block (4053) away from the pressing block (4055).

6. The clamping and fixing device for cutting aluminum profiles according to claim 4, characterized in that: The clamping and fixing unit (406) comprises a side tube (4061) fixedly mounted on a side of one of the side plates (4051) away from the rotating block (4053); a sliding block (4062) is slidably mounted inside the side tube (4061); a lower cross bar (4063) is mounted on a side of the sliding block (4062) away from the rotating block (4053); one end of the lower cross bar (4063) passes through a side of the side tube (4061) away from the rotating block (4053); a connecting plate (4064) is mounted on an end of the lower cross bar (4063); an upper cross bar (4065) is mounted on a side of the connecting plate (4064) close to the rotating block (4053); one end of the upper cross bar (4065) is clamped inside a clamping slot (4066); and the clamping slot (4066) is provided on the rotating block (4053).

7. The clamping and fixing device for cutting aluminum profiles according to claim 6, characterized in that: A second spring (4067) is installed on the side of the sliding block (4062) away from the rotating block (4053), a magnetic block (4068) is installed on the side of the sliding block (4062) away from the second spring (4067), an electromagnet (4069) is provided on the side of the magnetic block (4068) away from the sliding block (4062), the electromagnet (4069) is fixedly installed on the inner wall of the side tube (4061), and the electromagnet (4069) is magnetically connected to the magnetic block (4068).

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