Transmission structure of precise numerical control machine tool

Abstract

The utility model provides a precision numerical control machine tool transmission structure and relates to the technical field of machine tool transmission. The precision numerical control machine tool transmission structure comprises a machine tool body, two collecting drawers are fixedly installed on the two sides of the machine tool body, and a first sliding groove is formed in the top of the machine tool body. According to the transmission structure of the precise numerical control machine tool, a motor drives one third gear to rotate, so that one second gear is driven to rotate in a meshed mode, then the second second gear is driven to rotate in a meshed mode, two first gears are driven to rotate, and one first chain wheel rotates; then the other first chain wheel is driven to rotate through a first chain, so that two first gears and two second gears on the other side are driven to rotate, at the moment, a movable rack can move in a meshed mode to drive a fixing assembly and materials placed on the top of the fixing assembly to move, and manual picking operation is not needed every time during moving; the structure is more convenient to use, and the practicability of the structure is improved.

Description

Technical Field

[0001] The utility model relates to a transmission structure, in particular to a transmission structure for a precision numerically controlled machine tool, and belongs to the technical field of machine tool transmission. Background Art

[0002] A CNC machine tool, short for digitally controlled machine tool, is an automated machine tool equipped with a program control system. This control system logically processes programs specified by control codes or other symbolic instructions, decodes them, and represents them as coded numbers, which are then input into the CNC device via an information carrier. After computational processing, the CNC device issues various control signals, controlling the machine's movements and automatically producing parts to the shape and size specified in the drawings.

[0003] The current publication number is CN213080756U, which is a flexible precision transmission device for CNC machine tools. It includes a machine tool body and a processing mechanism installed on the machine tool body. The machine tool body is provided with a tooth groove, and tooth plates are symmetrically fixedly connected to the opposite groove walls of the tooth groove. A T-shaped groove is provided at the bottom of the tooth groove, and a T-shaped slider is slidably connected in the T-shaped groove. The upper end of the T-shaped slider passes through the notch of the T-shaped groove and extends into the tooth groove, and is provided with an adjustment groove. Adjustment grooves are symmetrically provided on the opposite groove walls of the adjustment groove.

[0004] Although the above scheme has many benefits, it also has the following defects: each time the processing position of the material is adjusted, the placement plate needs to be manually pulled up and then moved to the required processing position, which is troublesome in actual use and the effect of use is not very good. Moreover, the waste chips generated by the processing easily fall into the inside of the T-shaped chute, which is difficult to clean, reducing the practicality of the device. Utility Model Content

[0005] (1) Technical problems solved

[0006] The purpose of the present utility model is to provide a precision CNC machine tool transmission structure in order to solve the above problems, so as to solve the problem in the prior art that each time the processing position of the material is adjusted, the placement plate needs to be manually pulled upward and then moved to the required processing position, which is troublesome in actual use and the effect of use is not very good.

[0007] (2) Technical solution

[0008] The utility model is realized through the following technical solutions: a precision CNC machine tool transmission structure, including a machine tool body, two collection drawers are fixedly installed on both sides of the machine tool body, a first slide groove is opened on the top of the machine tool body, and a second slide groove is opened on both sides of the machine tool body, and a moving structure is provided on the inner side of the machine tool body, and the moving structure includes four No. 1 gears, and the four No. 1 gears are respectively rotatably installed in the second slide grooves on both sides of the machine tool body, and the four No. 1 gears are meshed and connected with a moving rack, and the top of the moving rack is located in the middle position and a fixed component is fixedly installed, and the moving rack is arranged in the two second slide grooves and in sliding contact with the machine tool body, and the tops of the four No. 1 gears pass through the machine tool body and are fixedly installed with a No. 2 gear, and the four No. 2 gears are grouped in pairs, and each group of No. 2 gears are meshed and connected.

[0009] Preferably, a cleaning groove is formed at the bottom of the first slide groove of the machine tool body, wherein the bottoms of the two No. 1 gears pass through the machine tool body and are fixedly installed with a No. 1 sprocket, and the outer sides of the two No. 1 sprockets are provided with a No. 1 chain, and the two No. 1 sprockets are connected by the No. 1 chain. The cleaning groove is set up so that the debris generated by material processing can fall from the first slide groove into the inside of the cleaning groove for accumulation.

[0010] Preferably, two number three gears are rotatably mounted on the top of the machine tool body, and the two number three gears are respectively meshed and connected with two of the number two gears.

[0011] Preferably, an L-shaped support plate is fixedly installed on the top of the machine tool body, and a motor is fixedly installed on the top of the L-shaped support plate. The output end of the motor passes through the L-shaped support plate and is fixedly connected to one of the third gears.

[0012] Preferably, a cleaning structure is provided on both sides of the machine tool body, and the cleaning structure includes two U-shaped seats and a No. 1 bevel gear. A reciprocating screw is rotatably installed between the two U-shaped seats. The outer side of the reciprocating screw is connected to a cleaning plate through a nut pair. The cleaning plate is arranged inside the cleaning tank and in sliding contact with the machine tool body. The number of thread turns on the outer side of the reciprocating screw is relatively small, so that the cleaning plate can move a farther distance when the reciprocating screw rotates one circle.

[0013] Preferably, the first bevel gear is fixedly mounted on the top of the other third gear, a fixing seat is fixedly mounted on the top of the machine tool body, a second bevel gear is rotatably mounted on one side of the fixing seat, and the first bevel gear and the second bevel gear are meshed and connected.

[0014] Preferably, a second sprocket is rotatably installed on the other side of the fixed seat and one side of the machine tool body, and a second chain is sleeved on the outer side of the two second sprockets. The two second sprockets are connected through the second chain transmission. One side of one of the second sprockets passes through the fixed seat and is fixedly connected to the second bevel gear, and one side of the other second sprocket is fixedly installed with a large gear. One end of the reciprocating screw rod passes through one of the U-shaped seats and is fixedly installed with a small gear. The large gear and the small gear are meshed with each other. The large gear and the small gear are arranged so that when the material is moved, the large gear rotates one circle to drive the small gear to rotate multiple circles, so that the inside of the cleaning tank can be completely cleaned without moving the material too much.

[0015] The utility model provides a transmission structure for precision CNC machine tools, which has the following beneficial effects:

[0016] 1. The transmission structure of the precision CNC machine tool drives one of the No. 3 gears to rotate through the motor, thereby driving one of the No. 2 gears to engage and rotate, and then driving the second No. 2 gear to engage and rotate, thereby driving two of the No. 1 gears to rotate, so that one of the No. 1 sprockets rotates, and then the other No. 1 sprocket is driven to rotate through the No. 1 chain, thereby driving the two No. 1 gears and the two No. 2 gears on the other side to rotate. As the four No. 1 gears rotate, the moving rack will engage and move to drive the fixed component and the material placed on top of it to move. There is no need to manually pick up the material every time it moves, making the structure more convenient to use and improving the practicality of the structure.

[0017] 2. The transmission structure of the precision CNC machine tool drives the No. 1 bevel gear to rotate through another No. 3 gear, thereby driving the No. 2 bevel gear to engage and rotate, which drives one of the No. 2 sprockets to rotate, and then drives the other No. 2 sprocket to rotate through the No. 2 chain, thereby driving the large gear to rotate, which drives the small gear to engage and rotate, thereby driving the reciprocating screw to rotate, so that the cleaning plate moves back and forth, pushing the waste chips in the cleaning tank to the collection drawers on both sides of the machine tool body for collection, and then uniformly processed, making the structure easier to clean and improving the use effect of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a cross-sectional view of the overall structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the mobile structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the cleaning structure of the present utility model.

[0022]

Main component symbol description

[0023] 1. Machine tool body; 2. Collection drawer; 3. Fixed assembly; 4. Gear No. 1; 5. Moving rack; 6. Gear No. 2; 7. Sprocket No. 1; 8. Chain No. 1; 9. Gear No. 3; 10. L-shaped support plate; 11. Motor; 12. U-shaped seat; 13. Reciprocating screw; 14. Cleaning plate; 15. Bevel gear No. 1; 16. Fixed seat; 17. Bevel gear No. 2; 18. Sprocket No. 2; 19. Chain No. 2; 20. Large gear; 21. Small gear. DETAILED DESCRIPTION

[0024] The embodiment of the utility model provides a transmission structure for a precision CNC machine tool.

[0025] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , including a machine tool body 1, two collection drawers 2 are fixedly installed on both sides of the machine tool body 1, a first slide groove is opened on the top of the machine tool body 1, and a second slide groove is opened on both sides of the machine tool body 1. A moving structure is provided on the inner side of the machine tool body 1, and the moving structure includes four No. 1 gears 4, and the four No. 1 gears 4 are respectively rotatably installed in the second slide grooves on both sides of the machine tool body 1. A moving rack 5 is meshed and connected between the four No. 1 gears 4, and a fixed component 3 is fixedly installed on the top of the moving rack 5 in the middle position. The moving rack 5 is arranged in the two second slide grooves and is in sliding contact with the machine tool body 1. The tops of the four No. 1 gears 4 all pass through the machine tool body 1 and are fixedly installed with No. 2 gears 6. The four No. 2 gears 6 are grouped in pairs, and each group of No. 2 gears 6 is meshed and connected.

[0026] As for the structural technology of the fixing component 3, the specific structure of a flexible precision transmission device for CNC machine tools with publication number CN213080756U is adopted.

[0027] In this embodiment, a cleaning groove is formed at the bottom of the first slide groove of the machine tool body 1, and the bottoms of the two No. 1 gears 4 pass through the machine tool body 1 and are fixedly installed with a No. 1 sprocket 7. The outer sides of the two No. 1 sprockets 7 are sleeved with a No. 1 chain 8, and the two No. 1 sprockets 7 are connected by transmission through the No. 1 chain 8.

[0028] In this embodiment, two number three gears 9 are rotatably mounted on the top of the machine tool body 1 , and the two number three gears 9 are respectively meshed and connected with two of the number two gears 6 .

[0029] In this embodiment, an L-shaped support plate 10 is fixedly installed on the top of the machine tool body 1, and a motor 11 is fixedly installed on the top of the L-shaped support plate 10. The output end of the motor 11 passes through the L-shaped support plate 10 and is fixedly connected to one of the third gears 9.

[0030] In this embodiment, a cleaning structure is provided on both sides of the machine tool body 1, and the cleaning structure includes two U-shaped seats 12 and a No. 1 bevel gear 15. A reciprocating screw 13 is rotatably installed between the two U-shaped seats 12. The outer side of the reciprocating screw 13 is connected to a cleaning plate 14 through a nut pair. The cleaning plate 14 is arranged inside the cleaning tank and is in sliding contact with the machine tool body 1.

[0031] In this embodiment, the number one bevel gear 15 is fixedly mounted on the top of another number three gear 9, a fixing seat 16 is fixedly mounted on the top of the machine tool body 1, and a number two bevel gear 17 is rotatably mounted on one side of the fixing seat 16, and the number one bevel gear 15 and the number two bevel gear 17 are meshed and connected.

[0032] In this embodiment, a second sprocket 18 is rotatably installed on the other side of the fixed seat 16 and one side of the machine tool body 1. A second chain 19 is sleeved on the outer side of the two second sprockets 18. The two second sprockets 18 are connected by the second chain 19. One side of one of the second sprockets 18 passes through the fixed seat 16 and is fixedly connected to the second bevel gear 17. A large gear 20 is fixedly installed on one side of the other second sprocket 18. One end of the reciprocating screw rod 13 passes through one of the U-shaped seats 12 and is fixedly installed with a small gear 21. The large gear 20 and the small gear 21 are meshed and connected.

[0033] The first gear 7 is engaged and rotated by the second gear 6, and the second gear 6 is engaged and rotated, thereby driving two of the first gears 4 to rotate, so that one of the first sprockets 7 rotates, and then the other first sprocket 7 is driven by the first chain 8 to rotate, thereby driving the other first gear 4 and the two second gears 6 on the other side to rotate. As the four first gears 4 rotate, the moving rack 5 engages and moves to drive the fixed assembly 3 and the material placed on its top to move. There is no need to manually pick up the material every time when moving, which makes the structure more convenient to use and improves the practicality of the structure.

[0034] During processing, the waste chips generated by the material will fall from the first slide groove to accumulate inside the cleaning groove. In the process of moving the fixed component 3, the other No. 3 gear 9 will drive the No. 1 bevel gear 15 to rotate, thereby driving the No. 2 bevel gear 17 to engage and rotate, to drive one of the No. 2 sprockets 18 to rotate, and then drive the other No. 2 sprocket 18 to rotate through the No. 2 chain 19, thereby driving the large gear 20 to rotate, to drive the small gear 21 to engage and rotate, thereby driving the reciprocating screw 13 to rotate, so that the cleaning plate 14 moves back and forth, and pushes the waste chips in the cleaning groove to the collection drawers 2 on both sides of the machine tool body 1 for collection, and then uniformly processed, making the structure easier to clean and improving the use effect of the structure.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A transmission structure for a precision CNC machine tool, comprising a machine tool body (1), characterized in that: Two collecting drawers (2) are fixedly installed on both sides of the machine tool body (1), a first slide groove is opened on the top of the machine tool body (1), and a second slide groove is opened on both sides of the machine tool body (1). A moving structure is set on the inner side of the machine tool body (1), and the moving structure includes four No. 1 gears (4). The four No. 1 gears (4) are respectively rotatably installed in the second slide grooves on both sides of the machine tool body (1). A moving rack (5) is meshed and connected between the four No. 1 gears (4). A fixed component (3) is fixedly installed on the top of the moving rack (5) at the middle position. The moving rack (5) is arranged in the two second slide grooves and is in sliding contact with the machine tool body (1). The tops of the four No. 1 gears (4) all pass through the machine tool body (1) and are fixedly installed with No. 2 gears (6). The four No. 2 gears (6) are grouped in pairs, and each group of No. 2 gears (6) is meshed and connected.

2. The precision CNC machine tool transmission structure according to claim 1, characterized in that: A cleaning groove is formed at the bottom of the first slide groove of the machine tool body (1), wherein the bottoms of the two No. 1 gears (4) pass through the machine tool body (1) and are fixedly mounted with a No. 1 sprocket (7), and the outer sides of the two No. 1 sprockets (7) are sleeved with a No. 1 chain (8), and the two No. 1 sprockets (7) are connected in transmission via the No. 1 chain (8).

3. The transmission structure of the precision CNC machine tool according to claim 1, characterized in that: Two number three gears (9) are rotatably mounted on the top of the machine tool body (1), and the two number three gears (9) are respectively meshed and connected with two number two gears (6).

4. The transmission structure of the precision CNC machine tool according to claim 3, characterized in that: An L-shaped support plate (10) is fixedly mounted on the top of the machine tool body (1), a motor (11) is fixedly mounted on the top of the L-shaped support plate (10), and an output end of the motor (11) passes through the L-shaped support plate (10) and is fixedly connected to one of the third gears (9).

5. The transmission structure of the precision CNC machine tool according to claim 3, characterized in that: Cleaning structures are provided on both sides of the machine tool body (1), the cleaning structures comprising two U-shaped seats (12) and a number one bevel gear (15), a reciprocating screw (13) is rotatably mounted between the two U-shaped seats (12), a cleaning plate (14) is connected to the outer side of the reciprocating screw (13) via a nut pair, and the cleaning plate (14) is provided inside the cleaning tank and in sliding contact with the machine tool body (1).

6. The transmission structure of the precision CNC machine tool according to claim 5, characterized in that: The first bevel gear (15) is fixedly mounted on the top of the other third gear (9); a fixing seat (16) is fixedly mounted on the top of the machine tool body (1); a second bevel gear (17) is rotatably mounted on one side of the fixing seat (16); and the first bevel gear (15) and the second bevel gear (17) are meshed and connected.

7. The transmission structure of a precision CNC machine tool according to claim 6, characterized in that: A second sprocket (18) is rotatably mounted on the other side of the fixed seat (16) and one side of the machine tool body (1). The outer sides of the two second sprockets (18) are sleeved with a second chain (19). The two second sprockets (18) are connected in transmission via the second chain (19). One side of one of the second sprockets (18) passes through the fixed seat (16) and is fixedly connected to the second bevel gear (17). A large gear (20) is fixedly mounted on one side of the other second sprocket (18). One end of the reciprocating screw rod (13) passes through one of the U-shaped seats (12) and is fixedly mounted with a small gear (21). The large gear (20) and the small gear (21) are meshed and connected.

Images