A high-precision milling cutter device

Abstract

The present invention discloses a high-precision milling cutter device, including a shell and a milling cutter body, the left side and right side of the milling cutter body are both provided with grooves, the upper surface of the milling cutter body is provided with a clamping slot, the left side of the inner wall of the clamping slot is overlapped with a fixing rod, the top of the fixing rod is fixedly connected with a movable plate, the right side of the movable plate is fixedly connected with a pull rod, and the lower surface of the movable plate is provided with a first sliding slot. The high-precision milling cutter device is provided by a worker rotating the rotating rod to rotate the second rotating shaft, the first threaded column rotates to drive the first rotating shaft to rotate, the first threaded column and the second threaded column rotate to drive the first threaded cap and the second threaded cap to move inward, so that the clamping plate clamps the milling cutter body, so that the clamping rod fixes the milling cutter body, eliminating the step of workers manually supporting the milling cutter body when fixing the milling cutter body, and facilitating the workers to fix the milling cutter body.

Description

Technical Field

[0001] The invention relates to the technical field of milling cutters, in particular to a high-precision milling cutter device. Background Art

[0002] A milling cutter is a rotary tool with one or more teeth used for milling. Each tooth cuts off the excess of the workpiece intermittently in sequence during operation. Milling cutters are mainly used to process planes, steps, grooves, forming surfaces and cut off workpieces on milling machines.

[0003] The milling cutter device is an important tool used in workpiece processing. For example, a Chinese patent discloses "an energy-saving high-precision milling cutter device" (patent number: CN 202174275 U). The problem solved by this patent is that the milling cutter devices on the market currently use rocker-type cutting when cutting workpieces, which is not conducive to fast cutting. This patent has solved this problem by providing components such as a base, a saw blade, a pressure plate and a pressure plate. However, when installing the milling cutter, workers are often required to manually support the milling cutter to clamp the milling cutter, which is inconvenient for workers to clamp the milling cutter, and the clamping effect is poor. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the present invention provides a high-precision milling cutter device, which solves the problem that workers need to support the milling cutter when installing it, which makes it inconvenient for workers to clamp the milling cutter, and the traditional milling cutter clamping device has a poor clamping effect.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a high-precision milling cutter device, comprising a shell and a milling cutter body, the left side and right side of the milling cutter body are both provided with grooves, the upper surface of the milling cutter body is provided with a card slot, the left side of the inner wall of the card slot is overlapped with a fixing rod, the top of the fixing rod is fixedly connected with a movable plate, the right side of the movable plate is fixedly connected with a pull rod, the lower surface of the movable plate is provided with a first slide groove, the inner wall of the first slide groove is slidably connected with a first slider, the lower surface of the first slider is fixedly connected with a movable rod, the left side of the movable rod is fixedly connected with a telescopic device, the left end of the telescopic device is fixedly connected to the right side of the fixed rod, the bottom end of the movable rod is fixedly connected with a card rod, and the surface of the card rod overlaps with the inner wall of the card slot.

[0008] Preferably, a through hole is provided on the lower surface of the shell, the milling cutter body passes through the through hole and extends to the bottom of the shell, the upper surface of the inner wall of the shell is fixedly connected with the first spring and the first telescopic rod, the first spring is sleeved on the outer surface of the first telescopic rod, the bottom ends of the first spring and the first telescopic rod are fixedly connected to the upper surface of the movable plate, the left side of the inner wall of the shell is provided with a second sliding groove, the inner wall of the second sliding groove is slidably connected with the second sliding block, the right side surface of the second sliding block is fixedly connected to the left side of the movable plate, the right side surface of the shell is provided with a first through groove, the pull rod passes through the first through groove and extends to the right side surface of the shell, the left and right sides of the inner wall of the shell are fixedly connected to the second telescopic rod, the left end of the second telescopic rod is fixedly connected with a clamping plate, the right side surface of the clamping plate is fixedly connected with a blocking block, the surface of the blocking block is overlapped in the groove, the left side surface of the clamping plate is overlapped on the left side of the milling cutter body, and the lower surface of the clamping plate is overlapped on the lower surface of the inner wall of the shell.

[0009] Preferably, a second through groove is provided on the front and back sides of the shell, and a fixing plate is fixedly connected to the front and back sides of the shell, a first bearing is clamped on the right side surface of the fixing plate, a first rotating shaft is sleeved on the inner wall of the first bearing, a first threaded column is fixedly connected to the right end of the first rotating shaft, a second threaded column is fixedly connected to the right end of the first threaded column, and a second threaded column is fixedly connected to the right end of the second rotating shaft, a connecting plate is fixedly connected to the front and back sides of the shell, a second bearing is clamped on the left side surface of the connecting plate, an inner wall of the second bearing is sleeved on the outer surface of the second rotating shaft, a first threaded cap and a second threaded cap are threadedly connected to the surfaces of the first threaded cap and the second threaded cap respectively, the first threaded cap and the second threaded cap are fixedly connected to one end of the front sides of the two connecting rods respectively, and one end of the back side of the connecting rod passes through the second through groove and is fixedly connected to the front side of the splint.

[0010] Preferably, the telescopic device includes a second spring and a third telescopic rod, the second spring is sleeved on the outer surface of the third telescopic rod, the right ends of the second spring and the third telescopic rod are fixedly connected to the left side of the movable rod, and the left ends of the second spring and the third telescopic rod are fixedly connected to the right side of the fixed rod.

[0011] Preferably, the second slider and the second slide groove are both T-shaped, the clamping plate is semicircular, the front side of the second rotating shaft is fixedly connected with a rotating rod, the rotating rod is L-shaped, and the thread direction of the first threaded column is opposite to the thread direction of the second threaded column.

[0012] Preferably, the first slider and the second slider are both T-shaped, and the slot is L-shaped.

[0013] (III) Beneficial effects

[0014] The present invention provides a high-precision milling cutter device, which has the following beneficial effects:

[0015] (1) The high-precision milling cutter device rotates the rotating rod by a worker, so that the second rotating shaft rotates, and the second rotating shaft rotates to drive the second threaded column to rotate, and the second threaded column rotates to drive the first threaded column to rotate, and the first threaded column rotates to drive the first rotating shaft to rotate, and the first threaded column and the second threaded column rotate to drive the first threaded cap and the second threaded cap to move inward. With the cooperation of the second telescopic rod, the clamping plate, the clamping block and the groove, the clamping plate clamps the milling cutter body, and at the same time, with the cooperation of the fixed rod, the movable rod, the clamping groove and the clamping rod, the clamping rod fixes the milling cutter body, eliminating the step of manually supporting the milling cutter body when fixing the milling cutter body, and facilitating the worker to fix the milling cutter body.

[0016] (2) The high-precision milling cutter device uses a clamping slot and a clamping rod to fix the milling cutter body when the clamping slot and the clamping rod are combined, thereby preventing the milling cutter body from falling off from the subject.

[0017] (3) The high-precision milling cutter device is provided with a connecting rod, so that the user can control the movement of the movable plate by operating the connecting rod, thereby ensuring that the milling cutter body can move downward out of the shell. The present invention has a compact structure, a reasonable design, and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic cross-sectional structure diagram of the present invention;

[0019] Figure 2 It is a schematic diagram of the cross-sectional structure of the present invention when viewed from above;

[0020] Figure 3 It is a schematic diagram of the structure of the enlarged A part of the present invention.

[0021] In the figure: 1 housing, 2 milling cutter body, 3 groove, 4 card slot, 5 fixed rod, 6 movable plate, 7 first slide groove, 8 first slider, 9 telescopic device, 91 second spring, 92 third telescopic rod, 10 movable rod, 11 card rod, 12 first telescopic rod, 13 first spring, 14 second slide groove, 15 second slider, 16 second telescopic rod, 17 clamp, 18 fixed plate, 19 first bearing, 20 first rotating shaft, 21 first threaded column, 22 first threaded cap, 23 second threaded column, 24 second threaded cap, 25 connecting plate, 26 second bearing, 27 second rotating shaft, 28 second through groove, 29 connecting rod, 30 rotating rod, 31 pull rod, 32 first through groove, 33 card block, 34 through hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] like Figure 1-3As shown, the present invention provides a technical solution: a high-precision milling cutter device, including a shell 1 and a milling cutter body 2, the left side and right side of the milling cutter body 2 are both provided with grooves 3, by setting the grooves 3, when the grooves 3 are combined with the clamping block 33, the clamping plate 17 can clamp the milling cutter body 2 more firmly, the upper surface of the milling cutter body 2 is provided with a clamping groove 4, by setting the clamping groove 4, when the clamping groove 4 is combined with the clamping rod 11, the milling cutter body 2 is fixed, the left side of the inner wall of the clamping groove 4 is overlapped with a fixing rod 5, the top end of the fixing rod 5 is fixedly connected with a movable plate 6, the right side of the movable plate 6 is fixedly connected with a pull rod 31, by setting the pull rod 31, it is convenient for workers to control the movement of the movable plate 6 by operating the clamping rod 11, the lower surface of the movable plate 6 A first slide groove 7 is provided, and a first slider 8 is slidably connected to the inner wall of the first slide groove 7. By setting the first slide groove 7 and the first slider 8, the movement of the movable rod 10 is smoother and more stable. The first slider 8 and the first slider 8 are both T-shaped. By setting the T-shaped first slide groove 7 and the first slider 8, the first slider 8 is prevented from being separated from the first slide groove 7 when moving. The shape of the card slot 4 is L-shaped. The lower surface of the first slider 8 is fixedly connected with the movable rod 10. By setting the movable rod 10, the movement of the movable rod 10 can drive the card rod 11 to move, and at the same time, the card rod 11 is fixed. The left side of the movable rod 10 is fixedly connected with a telescopic device 9. The telescopic device 9 includes a second spring 91 and a third telescopic rod 92. By setting the second spring 91, so that the second spring 91 provides elastic force for the movable rod 10, ensuring that the clamping rod 11 can be clamped in the groove 3, the second spring 91 is sleeved on the outer surface of the third telescopic rod 92, the right ends of the second spring 91 and the third telescopic rod 92 are fixedly connected to the left side of the movable rod 10, and the third telescopic rod 92 is provided, so that the third telescopic rod 92 fixes the movable rod 10, the left ends of the second spring 91 and the third telescopic rod 92 are fixedly connected to the right side of the fixed rod 5, the left end of the telescopic device 9 is fixedly connected to the right side of the fixed rod 5, and the bottom end of the fixed rod 5 is fixedly connected with the clamping rod 11, and the clamping rod 11 is provided, so that the milling cutter body 2 is fixed when the clamping rod 11 is combined with the clamping groove 4, and the surface of the clamping rod 11 is connected to the inner wall of the clamping groove 4 The housing 1 is overlapped, a through hole 34 is provided on the lower surface of the housing 1, the milling cutter body 2 passes through the through hole 34 and extends to the bottom of the housing 1, the upper surface of the inner wall of the housing 1 is fixedly connected with a first spring 13 and a first telescopic rod 12, by setting the first spring 13, so that the first spring 13 provides an upward pulling force for the movable plate 6, ensuring that the movable plate 6 can move upward to the original position, the first spring 13 is sleeved on the outer surface of the first telescopic rod 12, the bottom ends of the first spring 13 and the first telescopic rod 12 are fixedly connected to the upper surface of the movable plate 6, the left side of the inner wall of the housing 1 is provided with a second slide groove 14, the inner wall of the second slide groove 14 is slidably connected with a second slider 15, by setting the second slider 15 and the second slide groove 14, the movement of the movable plate 6 is smoother and more stable,The second slider 15 and the second slide groove 14 are both T-shaped. By setting the T-shaped second slider 15 and the second slide groove 14, the second slider 15 is prevented from being separated from the second slide groove 14 when the second slider 15 moves. The shape of the clamping plate 17 is semicircular. The front of the second rotating shaft 27 is fixedly connected with a rotating rod 30. The shape of the rotating rod 30 is L-shaped. The thread direction of the first threaded column 21 is opposite to the thread direction of the second threaded column 23. The right side of the second slider 15 is fixedly connected to the left side of the movable plate 6. The right side of the shell 1 is provided with a first through groove 32. By setting the first through groove 32, the pull rod 31 can move normally, and the pull rod 31 passes through The first through slot 32 extends to the right side of the housing 1. The left and right sides of the inner wall of the housing 1 are fixedly connected with the second telescopic rod 16. The left end of the second telescopic rod 16 is fixedly connected with a clamping plate 17. By setting the clamping plate 17, the clamping plate 17 can clamp the milling cutter body 2. The right side of the clamping plate 17 is fixedly connected with a clamping block 33. The surface of the clamping block 33 overlaps in the groove 3. By setting the clamping block 33 and the clamping slot 4, when the clamping block 33 is combined with the clamping slot 4, it is ensured that the clamping plate 17 clamps the milling cutter body 2 more firmly. The left side of the clamping plate 17 overlaps the left side of the milling cutter body 2, and the lower surface of the clamping plate 17 overlaps the lower surface of the inner wall of the housing 1.

[0024] When in use, a worker rotates the rotating rod 30 to rotate the second rotating shaft 27, and the second rotating shaft 27 rotates to drive the second threaded column 23 and the first threaded column 21 to rotate, and the first threaded column 21 rotates to drive the first rotating shaft 20 to rotate, and the first threaded column 21 and the second threaded column 23 rotate to drive the first threaded cap 22 and the second threaded cap 24 to move outward, and the first threaded cap 22 and the second threaded cap 24 move outward to drive the connecting rod 29 to move outward, and the connecting rod 29 moves outward to drive the splint 17 to move outward, and the splint 17 moves outward to cause the second telescopic rod 16 to retract. When the block 33 is in contact with the concave When the slot 3 is disengaged, the worker stops rotating the rotating rod 30, and then the worker pulls the pull rod 31 downward to make the movable plate 6 move downward, and the movable plate 6 moves downward to make the first spring 13 and the first telescopic rod 12 contract, and the movable plate 6 moves downward to drive the two sliders 15 to slide in the second slide groove 14, and the movable plate 6 moves downward to drive the fixed rod 5 and the movable rod 10 to move downward, and the fixed rod 5 and the connecting rod 29 move downward to drive the milling cutter body 2 to move downward. When the milling cutter body 2 moves downward out of the housing 1, the worker stops pulling the pull rod 31, and at this time the worker pushes the movable rod 10 to the left to make the second spring 9 1 and the third telescopic rod 92 are contracted, the movable rod 10 moves to the left so that the clamping rod 11 is disengaged from the clamping slot 4, and the milling cutter body 2 falls off. Then the worker takes a new milling cutter body 2 and makes the movable rod 10 and the fixed rod 5 extend into the clamping slot 4. Then the worker loosens the movable rod 10, and under the elastic force of the second spring 91, the movable rod 10 moves to the right. The movable rod 10 moves to the right so that the clamping rod 11 is stuck in the clamping slot 4. Then the worker loosens the pull rod 31, and under the pulling force of the first spring 13, the movable plate 6 moves upward. The movable plate 6 moves upward, so that the milling cutter body 2 moves upward to a suitable position. When the position is reached, the worker then rotates the rotating rod 30 to rotate the second rotating shaft 27, the second rotating shaft 27 rotates to drive the second threaded column 23 and the first threaded column 21 to rotate, the second threaded column 23 and the first threaded column 21 rotate to drive the second threaded cap 24 and the first threaded cap 22 to move inward, the first threaded cap 22 and the second threaded cap 24 move inward to drive the connecting rod 29 to move inward, the connecting rod 29 moves inward to cause the splint 17 to move inward, the splint 17 moves inward to cause the block 33 to move inward, and when the block 33 fits with the groove 3, the worker stops rotating the rotating rod 30.

[0025] In summary, (1) the high-precision milling cutter device, when a worker rotates the rotating rod 30, the second rotating shaft 27 rotates, thereby driving the second threaded column 23 to rotate, the second threaded column 23 rotates, thereby driving the first threaded column 21 to rotate, the first threaded column 21 rotates, thereby driving the first rotating shaft 20 to rotate, the first threaded column 21 and the second threaded column 23 rotate, thereby driving the first threaded cap 22 and the second threaded cap 24 to move inward, and under the cooperation of the second telescopic rod 16, the clamping plate 17, the clamping block 33 and the groove 3, the clamping plate 17 clamps the milling cutter body 2, and at the same time, under the cooperation of the fixing rod 5, the movable rod 10, the clamping groove 4 and the clamping rod 11, the clamping rod 11 fixes the milling cutter body 2, eliminating the step of manually supporting the milling cutter body 2 when fixing the milling cutter body 2, and facilitating the worker to fix the milling cutter body 2.

[0026] (2) The high-precision milling cutter device uses the clamping slot 4 and the clamping rod 11 to fix the milling cutter body 2 when the clamping slot 4 and the clamping rod 11 are combined, thereby preventing the milling cutter body 2 from falling off from the subject.

[0027] (3) The high-precision milling cutter device is provided with a connecting rod 29, so that the user can conveniently control the movement of the movable plate 6 by operating the connecting rod 29, thereby ensuring that the milling cutter body 2 can move downward out of the housing 1. In addition, the present invention has a compact structure, a reasonable design, and strong practicality.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-precision milling cutter device, comprising a housing (1) and a milling cutter body (2), characterized in that: The left side of the milling cutter body (2) A groove (3) is provided on the side surface and the right side surface, a slot (4) is provided on the upper surface of the milling cutter body (2), a fixing rod (5) is overlapped on the left side of the inner wall of the slot (4), a movable plate (6) is fixedly connected to the top of the fixing rod (5), a pull rod (31) is fixedly connected to the right side surface of the movable plate (6), a first slide groove (7) is provided on the lower surface of the movable plate (6), a first slider (8) is slidably connected to the inner wall of the first slide groove (7), and a movable rod (10) is fixedly connected to the lower surface of the first slider (8). The left side of the movable rod (10) is fixedly connected to a telescopic device (9), the left end of the telescopic device (9) is fixedly connected to the right side of the fixed rod (5), the bottom end of the movable rod (10) is fixedly connected to a clamping rod (11), the surface of the clamping rod (11) overlaps the inner wall of the clamping groove (4); the lower surface of the shell (1) is provided with a through hole (34), the milling cutter body (2) passes through the through hole (34) and extends to the bottom of the shell (1), and the upper surface of the inner wall of the shell (1) is fixedly connected to a first spring (13) and a first telescopic rod (12), the first spring (13) is sleeved on the outer surface of the first telescopic rod (12), the bottom ends of the first spring (13) and the first telescopic rod (12) are fixedly connected to the upper surface of the movable plate (6), the left side of the inner wall of the shell (1) is provided with a second slide groove (14), the inner wall of the second slide groove (14) is slidably connected with a second slider (15), the right side of the second slider (15) is fixedly connected to the left side of the movable plate (6), the right side of the shell (1) is provided with a first through groove (32), the pull rod (31 ) passes through the first through slot (32) and extends to the right side surface of the shell (1), the left side surface and the right side surface of the inner wall of the shell (1) are both fixedly connected to a second telescopic rod (16), the left end of the second telescopic rod (16) is fixedly connected to a clamping plate (17), the right side surface of the clamping plate (17) is fixedly connected to a clamping block (33), the surface of the clamping block (33) is overlapped in the groove (3), the left side surface of the clamping plate (17) is overlapped on the left side surface of the milling cutter body (2), and the lower surface of the clamping plate (17) is overlapped on the lower surface of the inner wall of the shell (1);The front and back sides of the housing (1) are both provided with second through slots (28); the front and back sides of the housing (1) are both fixedly connected to a fixing plate (18); the right side of the fixing plate (18) is clamped with a first bearing (19); the inner wall of the first bearing (19) is sleeved with a first rotating shaft (20); the right end of the first rotating shaft (20) is fixedly connected to a first threaded column (21); the right end of the first threaded column (21) is fixedly connected to a second threaded column (23); the right end of the second threaded column (23) is fixedly connected to a second rotating shaft (27); the front and back sides of the housing (1) are both fixedly connected to a connecting rod (21); A connecting plate (25), a second bearing (26) is clamped on the left side of the connecting plate (25), the inner wall of the second bearing (26) is sleeved on the outer surface of the second rotating shaft (27), the surfaces of the first threaded column (21) and the second threaded column (23) are respectively threadedly connected with a first threaded cap (22) and a second threaded cap (24), the first threaded cap (22) and the second threaded cap (24) are respectively fixedly connected to one end of the front side of two connecting rods (29), and one end of the back side of the connecting rod (29) passes through the second through slot (28) and is fixedly connected to the front side of the clamping plate (17); the telescopic device (9) comprises a first; The second spring (91) and the third telescopic rod (92) are provided, wherein the second spring (91) is sleeved on the outer surface of the third telescopic rod (92), the right ends of the second spring (91) and the third telescopic rod (92) are fixedly connected to the left side of the movable rod (10), and the left ends of the second spring (91) and the third telescopic rod (92) are fixedly connected to the right side of the fixed rod (5); the second sliding block (15) and the second sliding groove (14) are both T-shaped, the clamping plate (17) is semicircular, the front side of the second rotating shaft (27) is fixedly connected with a rotating rod (30), the rotating rod (30) is L-shaped, and the thread direction of the first threaded column (21) is opposite to the thread direction of the second threaded column (23).

2. A high-precision milling cutter device according to claim 1, characterized in that: The first slider (8) and the first The shape of the sliders (8) is T-shaped, and the shape of the slots (4) is L-shaped.

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