Milling groove fixing device convenient for machining

Abstract

The fixing device comprises a workbench, a supporting frame and a milling groove, a lower circular plate is installed on the upper surface of the workbench, an upper circular plate is installed on the lower surface of the milling groove, the upper circular plate is attached to the upper surface of the lower circular plate, and a plurality of limiting blocks are welded to the outer ring of the upper circular plate at equal angles; a lead screw is rotationally connected into the supporting frame, the top of the lead screw rotates relative to the lower surface of the workbench, the lead screw is driven to rotate through rotation of a control rod and cooperation of a first bevel gear and a second bevel gear, the inclination angles of four supporting rods are made to change synchronously, and four limiting plates are driven to move in a rectangular groove of the workbench. And in the whole process, a worker does not need to screw a plurality of bolts, rapid limiting of the milling groove is achieved only by rotating the control rod, and the practicability of the fixing device in actual use is improved.

Description

Technical Field

[0001] The present application relates to the technical field of mechanical workpiece processing equipment, and in particular to a milling groove fixing device that is convenient for mechanical processing. Background Art

[0002] The so-called milling groove is the groove required for cutting by a specific tool. Milling groove is usually achieved by cooperating with a vertical milling cutter and a milling cutter in the form of a circular saw blade to cut the workpiece. During the cutting process, depending on the different materials and processing requirements, the overall requirements for the machine tool will also be very high, such as the number of teeth on the tool and the speed of the spindle power head.

[0003] Currently, the device commonly used to fix the milling slot usually directly welds the milling slot on the workbench, or fixes it through multiple nuts. The fixing method adopted by the fixing device is not convenient for rapid disassembly, assembly and replacement of the milling slot, and is not convenient for adapting to different workpieces.

[0004] Therefore, those skilled in the art provide a fixture for facilitating machining of milling grooves to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the present application provides a fixing device for facilitating machining of milling grooves.

[0006] The present application provides a fixing device for facilitating machining of slot milling, which adopts the following technical solution:

[0007] A fixing device for milling slots convenient for mechanical processing, comprising a workbench, a support frame and a milling slot, wherein a lower circular plate is installed on the upper surface of the workbench, an upper circular plate is installed on the lower surface of the milling slot, and the upper circular plate is attached to the upper surface of the lower circular plate, a plurality of limit blocks are welded at equal angles on the outer ring of the upper circular plate, a screw rod is rotatably connected inside the support frame, and the top of the screw rod rotates with the lower surface of the workbench, and a control mechanism for controlling the screw rod is arranged inside the support frame;

[0008] The screw rod is spirally driven externally with an adjusting sleeve, the adjusting sleeve is externally rotatably connected with a plurality of support rods at equal angles, the top ends of the plurality of support rods are rotatably connected with limit plates, and the top ends of the plurality of limit plates are sequentially inserted into the corresponding limit blocks.

[0009] Preferably, the control mechanism includes a control rod and a first bevel gear and a second bevel gear, the second bevel gear is fixed outside the screw rod, the control rod rotates on the side wall of the support frame, the first bevel gear is fixed at one end of the control rod, and the first bevel gear is meshed with the second bevel gear.

[0010] Preferably, a fixing plate is welded to one side of the outside of the support frame, a positioning nut is threadedly connected to the inside of the fixing plate, and one end of the outside of the positioning nut is inserted into the inside of the control rod.

[0011] Preferably, a plurality of rectangular grooves are opened inside the workbench, and a limiting rod is fixedly connected inside the rectangular grooves of the workbench, and the outside of the limiting rod passes through the limiting plate.

[0012] Preferably, both sides of the exterior of several of the limit blocks are fixedly connected with pads, and several positioning rods are circumferentially arranged on the upper surface of the lower circular plate, and the several positioning rods pass through the corresponding pads in sequence.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] By rotating the control lever, in coordination with the No. 1 bevel gear and the No. 2 bevel gear, the lead screw is driven to rotate, causing the inclination angles of the four support rods to change synchronously, driving the four limit plates to move in the rectangular groove of the workbench, so that the top ends of the four limit plates move out of the limit blocks and lose the limit on the upper circular plate. During the whole process, the staff does not need to tighten multiple bolts, but only needs to rotate the control lever to achieve rapid limit of the milling groove, thereby improving the practicability of the fixing device in actual use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the fixing device body of the present application;

[0016] Figure 2 is a schematic structural diagram of a cross-section of the fixing device of the present application;

[0017] Figure 3 This application Figure 2 A is a detailed structural diagram.

[0018] Explanation of the accompanying reference numerals: 1. workbench; 2. milling groove; 3. lower circular plate; 4. supporting frame; 5. positioning nut; 6. fixing plate; 7. control lever; 8. support rod; 9. upper circular plate; 10. limiting rod; 11. limiting plate; 12. adjusting sleeve; 13. bevel gear No. 1; 14. screw; 15. bevel gear No. 2; 16. positioning rod; 17. pad; 20. limiting block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] refer to Figure 1-Figure 3 As shown, the present application discloses a fixing device for milling grooves convenient for machining, wherein a lower circular plate 3 is installed on the upper surface of the workbench 1, an upper circular plate 9 is installed on the lower surface of the milling groove 2, and the upper circular plate 9 is fitted on the upper surface of the lower circular plate 3, and a plurality of limit blocks 20 are welded at equal angles on the outer circle of the upper circular plate 9, and a total of four limit blocks 20 are provided, and the distance between two adjacent limit blocks 20 is ninety degrees, and a screw rod 14 is rotatably connected inside the support frame 4, and the top of the screw rod 14 rotates with the lower surface of the workbench 1, and a control mechanism for controlling the screw rod 14 is provided inside the support frame 4, and the control mechanism is convenient for the staff to realize the control rotation of the screw rod 14 inside the support frame 4,

[0021] At the same time, an adjusting sleeve 12 is spirally driven outside the screw rod 14, and a plurality of support rods 8 are rotatably connected to the outside of the adjusting sleeve 12 at equal angles. The top ends of the plurality of support rods 8 are rotatably connected to the limit plates 11, and the top ends of the plurality of limit plates 11 are sequentially inserted into the corresponding limit blocks 20. When the screw rod 14 rotates, the adjusting sleeve 12 is driven to move upward, thereby causing the inclination angles of the four support rods 8 to change synchronously, and then the four support rods 8 move synchronously with the four limit plates 11 in the rectangular groove of the workbench 1, so that the top ends of the four limit plates 11 move out of the limit blocks 20, lose the limit on the upper circular plate 9, and facilitate the disassembly, assembly and replacement of the milling groove 2.

[0022] refer to Figure 1 and Figure 2 As shown, the control mechanism in the device includes a control rod 7, a first bevel gear 13 and a second bevel gear 15. The second bevel gear 15 is fixed to the outside of the screw rod 14. The control rod 7 rotates on the side wall of the support frame 4. The first bevel gear 13 is fixed to one end of the control rod 7, and the first bevel gear 13 is meshed with the second bevel gear 15, so that the staff can directly drive the screw rod 14 to rotate by cooperating with the first bevel gear 13 and the second bevel gear 15 through the control rod 7 outside the support frame 4.

[0023] refer to Figure 1 and Figure 2 As shown, a fixing plate 6 is welded on one side of the outside of the support frame 4, a positioning nut 5 is threadedly connected inside the fixing plate 6, and one end of the outer side of the positioning nut 5 is inserted into the inside of the control rod 7, so as to further limit the control rod 7 and ensure that the milling groove 2 is more stable after being limited.

[0024] refer to Figure 2 and Figure 3 As shown, a plurality of rectangular grooves are opened inside the workbench 1, and a limit rod 10 is fixedly connected inside the rectangular groove of the workbench 1, and the limit plate 11 is passed through the outside of the limit rod 10 to ensure the stability of the lateral movement of the limit plate 11 in the rectangular groove of the workbench 1, so as to facilitate the accurate insertion of the top end of the limit plate 11 into the limit block 20 to realize the limitation of the milling groove 2.

[0025] refer to Figure 2 and Figure 3 As shown, the two sides of the outer side of the plurality of limit blocks 20 are fixedly connected with pads 17, and the upper surface of the lower circular plate 3 is circumferentially provided with a plurality of positioning rods 16, and the plurality of positioning rods 16 pass through the corresponding pads 17 in sequence, and the pads 17 pass through the outside of the positioning rods 16, so as to facilitate the positioning of the upper circular plate 9 on the upper surface of the lower circular plate 3, and ensure that the position of the upper circular plate 9 is the same each time it is placed on the upper surface of the lower circular plate 3, so as to facilitate the accurate correspondence between the top end of the limit plate 11 and the notch of the limit block 20, and facilitate the rapid limiting of the milling groove 2.

[0026] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0027] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0028] The implementation principle of the embodiment of the present application is a convenient mechanical processing milling groove fixing device as follows: when in use, the staff controls and rotates the handle end of the control lever 7, and then the control lever 7 rotates to drive the No. 1 bevel gear 13 to rotate, and then the No. 1 bevel gear 13 rotates to drive the No. 2 bevel gear 15 to rotate, and then the No. 2 bevel gear 15 rotates to drive the screw rod 14 to rotate, driving the adjusting sleeve 12 to move up, thereby causing the inclination angles of the four support rods 8 to change synchronously, and then the four support rods 8 synchronize with the four limit plates 11 to move in the rectangular groove of the workbench 1, so that the top ends of the four limit plates 11 move out of the limit block 20, losing the limit on the upper circular plate 9, which is convenient for the disassembly, assembly and replacement of the milling groove 2. The whole process does not require the staff to tighten multiple bolts, and only needs to rotate the control lever 7 to achieve rapid limit of the milling groove 2, thereby improving the practicality of the fixing device in actual use.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A milling groove fixture for machining, comprising a workbench (1), a support frame (4) and a milling groove (2), characterized in that: A lower circular plate (3) is installed on the upper surface of the workbench (1), an upper circular plate (9) is installed on the lower surface of the milling groove (2), and the upper circular plate (9) is attached to the upper surface of the lower circular plate (3), and a plurality of limit blocks (20) are welded at equal angles on the outer ring of the upper circular plate (9), a screw rod (14) is rotatably connected inside the support frame (4), and the top of the screw rod (14) rotates with the lower surface of the workbench (1), and a control mechanism for controlling the screw rod (14) is arranged inside the support frame (4); The screw rod (14) is spirally driven externally with an adjusting sleeve (12), the adjusting sleeve (12) is rotatably connected externally with a plurality of supporting rods (8) at equal angles, the top ends of the plurality of supporting rods (8) are rotatably connected to a limiting plate (11), and the top ends of the plurality of limiting plates (11) are sequentially inserted into the interior of corresponding limiting blocks (20).

2. A fixing device for facilitating machining of slot milling according to claim 1, characterized in that: The control mechanism comprises a control rod (7), a first bevel gear (13) and a second bevel gear (15), wherein the second bevel gear (15) is fixed outside the screw rod (14), the control rod (7) rotates on the side wall of the support frame (4), the first bevel gear (13) is fixed at one end of the control rod (7), and the first bevel gear (13) and the second bevel gear (15) are meshed with each other.

3. A fixing device for facilitating machining of slot milling according to claim 2, characterized in that: A fixing plate (6) is welded to one side of the outside of the support frame (4), a positioning nut (5) is threadedly connected to the inside of the fixing plate (6), and one end of the outside of the positioning nut (5) is inserted into the inside of the control rod (7).

4. A fixing device for facilitating machining of slot milling according to claim 1, characterized in that: A plurality of rectangular grooves are provided inside the workbench (1), and a limiting rod (10) is fixedly connected inside the rectangular grooves of the workbench (1), and the limiting rod (10) extends through a limiting plate (11) outside.

5. A fixing device for facilitating machining of slot milling according to claim 1, characterized in that: Both sides of the exterior of the plurality of limit blocks (20) are fixedly connected with pads (17), and a plurality of positioning rods (16) are circumferentially arranged on the upper surface of the lower circular plate (3), and the plurality of positioning rods (16) sequentially penetrate the corresponding pads (17).

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