Feeding device for numerical control machine tool

Abstract

The utility model relates to the technical field of numerical control machine tools, and provides a feeding device for a numerical control machine tool, which comprises a feeding guide table, a sliding table is mounted above the feeding guide table in a sliding manner, and a storage table is mounted at the top of the sliding table through an arranged rotating shaft. A rotary driving mechanism in butt joint with the center of the rotary shaft is installed in the sliding table, the bottom of the sliding table is in butt joint with the driving end of a feeding driving mechanism arranged in the feeding guide table, two symmetrically-distributed clamping plates are arranged on the top of the storage table, and a clamping driving mechanism is installed in the storage table. The feeding device for the numerical control machine tool has the beneficial effects of improving the production efficiency, improving the machining precision, improving the machining safety, optimizing the machining environment and the like, is expected to play an important role in the field of numerical control machining, and is worthy of further popularization and application.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled machine tools, in particular to a feeding device for numerically controlled machine tools. Background Art

[0002] In the field of CNC machining, CNC machine tools have become one of the main equipment for production and processing. It realizes automatic processing of workpieces through computer control systems, and has the advantages of high processing accuracy, high production efficiency, and high degree of automation. However, in the use of CNC machine tools, the feeding device is a crucial component, which directly affects the processing efficiency, accuracy and safety.

[0003] However, the existing feeding device of CNC machine tools has some shortcomings in the following aspects:

[0004] Low processing efficiency: Traditional feeding devices are usually slow and have low positioning accuracy, resulting in low processing efficiency. Especially in the case of batch production or frequent replacement of processing objects, insufficient feeding speed will seriously affect production efficiency.

[0005] Insufficient positioning accuracy: Traditional feeding devices have certain inaccuracies in clamping and positioning, which may cause the object to shift or become unstable during processing, affecting the processing accuracy and quality.

[0006] Poor safety: Due to the imperfect design of the clamping mechanism and positioning mechanism of the traditional feeding device, there are certain safety hazards, which may lead to accidents during the processing and affect the safety of the operator.

[0007] Therefore, this invention proposes a feeding device for numerically controlled machine tools to solve the above problems. Utility Model Content

[0008] In order to overcome the defects of the prior art, the utility model aims to provide a feeding device for a CNC machine tool.

[0009] To achieve the above-mentioned purpose, the technical solution of the utility model is implemented as follows: a feeding device for a CNC machine tool comprises a feeding guide table, a slide is slidably installed above the feeding guide table, a storage table is installed on the top of the slide through a rotating shaft, a rotating drive mechanism connected to the center of the rotating shaft is installed inside the slide, the bottom of the slide is connected to the driving end of the feeding drive mechanism arranged inside the feeding guide table, two symmetrically distributed clamping plates are arranged on the top of the storage table, and a clamping drive mechanism is installed inside the storage table.

[0010] Preferably, the feeding drive mechanism comprises:

[0011] Linear mounting grooves distributed along the length direction of the feeding guide platform;

[0012] A feeding screw rod installed inside the linear installation groove;

[0013] A feeding sleeve threadedly sleeved on the feeding screw rod, wherein the top tube wall of the feeding sleeve is fixedly connected to the bottom center of the slide table;

[0014] A feeding screw driving component is installed at the left end of the feeding guide platform.

[0015] Preferably, the feed screw driving component comprises:

[0016] A first transmission gear connected to the left end of the feed screw;

[0017] A first driving gear meshed with a side surface of the first transmission gear;

[0018] A driving motor is installed inside the left end of the feeding guide platform, and the output end of the driving motor is connected to the center of the first driving gear.

[0019] Preferably, the transmission ratio between the first transmission gear and the first driving gear is set to 1:2.

[0020] Preferably, the rotation drive mechanism comprises:

[0021] A docking shaft distributed inside the slide and having a top end connected to the center of the rotating shaft;

[0022] a second transmission gear mounted on the rotating shaft;

[0023] a second driving gear meshed with the right side of the second transmission gear;

[0024] A reduction motor is installed inside the slide and the output end is connected to the center of the second driving gear.

[0025] Preferably, the transmission ratio between the second transmission gear and the second driving gear is set to 1:1.

[0026] Preferably, a plurality of supporting balls are evenly installed between the top of the slide and the storage table.

[0027] Preferably, the clamping drive mechanism comprises:

[0028] A transverse mounting groove distributed transversely inside the top surface of the storage table;

[0029] A dual-shaft reduction motor installed in the center of the transverse installation slot;

[0030] Clamping screws respectively connected to the left and right output ends of the dual-axis reduction motor;

[0031] The clamping sleeves are respectively threadedly sleeved on the clamping screw rods on both sides, and the top tube walls of the clamping sleeves on both sides are respectively fixedly connected to the bottom centers of the clamping plates on both sides.

[0032] The beneficial effects of the utility model are embodied in:

[0033] Improve production efficiency: The feeding device adopts an intelligent feeding guide table and feeding drive mechanism, which can realize the rapid and accurate positioning and transfer of the objects to be processed, effectively improving the production efficiency of CNC machining.

[0034] Improve machining accuracy: Through the synergy of the clamping drive mechanism and the rotating drive mechanism, stable clamping and precise positioning of the object to be processed can be achieved, thereby improving the machining accuracy of CNC machining.

[0035] Reduce manual intervention: The feeding device adopts an automated feeding drive mechanism and a clamping drive mechanism, which can realize automatic positioning, transfer and clamping of the objects to be processed, reducing manual intervention and labor costs.

[0036] Improve processing safety: By stably clamping and accurately positioning the processing objects, the accidental risks during the processing can be effectively reduced and the processing safety can be improved.

[0037] In summary, the feeding device for CNC machine tools has beneficial effects such as improving production efficiency, enhancing machining accuracy, improving machining safety and optimizing machining environment. It is expected to play an important role in the field of CNC machining and is worthy of further promotion and application. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] In the attached picture:

[0039] Figure 1 It is a schematic diagram of a transverse half-section structure of the utility model;

[0040] Figure 2 It is a half-cut structural schematic diagram of the storage table and the slide table and their internal structure of the utility model;

[0041] Figure 3 It is a structural schematic diagram of the feeding drive mechanism of the utility model;

[0042] Figure 4 It is a structural schematic diagram of the feeding screw driving component of the utility model;

[0043] Figure 5 It is a structural schematic diagram of the rotary drive mechanism of the utility model;

[0044] Figure 6 It is a structural schematic diagram of the clamping drive mechanism of the utility model;

[0045] Description of reference numerals:

[0046] 1. Feeding guide table; 2. Feeding drive mechanism; 3. Slide table; 4. Storage table; 5. Rotation drive mechanism; 6. Clamping plate; 7. Clamping drive mechanism; 8. Support ball; 9. Rotary shaft;

[0047] 21. Linear mounting groove; 22. Feeding screw; 23. Feeding sleeve; 24. Feeding screw driving component;

[0048] 241, first transmission gear; 242, first driving gear; 243, driving motor;

[0049] 51. docking shaft; 52. second transmission gear; 53. second drive gear; 54. reduction motor;

[0050] 71. Horizontal mounting groove; 72. Double-axis reduction motor; 73. Clamping screw rod; 74. Clamping sleeve. DETAILED DESCRIPTION

[0051] The utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. In the absence of conflict, the embodiments in this application and the features in the embodiments can be combined with each other. 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.

[0052] It should be noted that if the utility model embodiments involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0053] In addition, "multiple" means more than two. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0054] Please refer to the instruction manual Figure 1-Figure 6 , the utility model provides a feeding device for a CNC machine tool:

[0055] It includes a feeding guide platform 1, a slide 3 is slidably installed above the feeding guide platform 1, a storage platform 4 is installed on the top of the slide 3 through a rotating shaft 9, a rotating drive mechanism 5 connected to the center of the rotating shaft 9 is installed inside the slide 3, the bottom of the slide 3 is connected to the driving end of the feeding drive mechanism 2 set inside the feeding guide platform 1, two symmetrically distributed clamping plates 6 are arranged on the top of the storage platform 4, and a clamping drive mechanism 7 is installed inside the storage platform 4.

[0056] The feeding drive mechanism 2 comprises:

[0057] A linear mounting groove 21 distributed along the length direction of the feeding guide platform 1;

[0058] A feed screw 22 installed inside the linear installation groove 21;

[0059] A feeding sleeve 23 threadedly sleeved on the feeding screw rod 22, wherein the top tube wall of the feeding sleeve 23 is fixedly connected to the bottom center of the slide 3;

[0060] A feeding screw driving component 24 installed at the left end of the feeding guide platform 1;

[0061] The feeding drive mechanism 2 is mainly used to drive the objects to be processed placed on the slide 3 and the storage table 4 to be transferred to the processing station.

[0062] The feed screw driving component 24 includes:

[0063] A first transmission gear 241 connected to the left end of the feed screw 22;

[0064] A first driving gear 242 meshed with a side surface of the first transmission gear 241;

[0065] A driving motor 243 installed inside the left end of the feeding guide platform 1, wherein the output end of the driving motor 243 is connected to the center of the first driving gear 242;

[0066] Among them, starting the driving motor 243 can drive the first driving gear 242 to rotate, and then drive the first transmission gear 241 to rotate, thereby realizing the operation of driving the feeding screw 22 to rotate.

[0067] The transmission ratio between the first transmission gear 241 and the first driving gear 242 is set to 1:2. This transmission ratio is designed to improve the transfer of the feeding screw 22 and speed up the feeding speed.

[0068] The rotary drive mechanism 5 comprises:

[0069] A docking shaft 51 distributed inside the slide 3 and having its top end connected to the center of the rotating shaft 9;

[0070] A second transmission gear 52 mounted on the rotating shaft 9;

[0071] A second driving gear 53 meshed with the right side of the second transmission gear 52;

[0072] A reduction motor 54 installed inside the slide 3 and having an output end connected to the center of the second driving gear 53;

[0073] The rotary drive mechanism 5 is used to drive the rotary shaft 9 to rotate at different angles, thereby adjusting the placement direction of the object to be processed on the top of the storage table 4, which is convenient for subsequent CNC processing operations.

[0074] The transmission ratio between the second transmission gear 52 and the second driving gear 53 is set to 1:1.

[0075] A plurality of supporting balls 8 are evenly installed between the top of the slide 3 and the storage platform 4;

[0076] The support balls 8 are designed to improve the smoothness and stability of the rotation of the storage platform 4 .

[0077] The clamping drive mechanism 7 comprises:

[0078] A transverse mounting groove 71 distributed transversely inside the top surface of the storage platform 4;

[0079] A dual-axis reduction motor 72 installed at the inner center of the transverse installation slot 71;

[0080] Clamping screws 73 connected to the left and right output ends of the dual-axis reduction motor 72;

[0081] The clamping sleeves 74 are respectively threadedly sleeved on the clamping screw rods 73 on both sides, and the top tube walls of the clamping sleeves 74 on both sides are respectively fixedly connected to the bottom centers of the clamping plates 6 on both sides;

[0082] The clamping drive mechanism 7 is used to drive the clamping plates 6 on both sides to move toward the center to clamp the object to be processed.

[0083] How it works

[0084] The object to be processed by numerical control is placed on the storage table 4, and then the double-axis reduction motor 72 inside the clamping drive mechanism 7 is started, thereby synchronously driving the clamping screws 73 on both sides to rotate, so as to drive the clamping sleeves 74 on both sides to slide toward the center synchronously, and then drive the clamping plates 6 on both sides to clamp the two sides of the object to be processed by numerical control and stop;

[0085] Then, the feed screw driving component 24 inside the feed driving mechanism 2 is started, thereby driving the feed screw 22 to rotate rapidly, thereby driving the feed sleeve 23 to slide toward the far end, so as to drive the slide table 3, the storage table 4 and the objects to be processed placed on them to be transferred to the work station to be processed and then stop;

[0086] Then, the reduction motor 54 inside the rotary drive mechanism 5 is started to drive the second drive gear 53 to rotate, thereby driving the second transmission gear 52 and the docking shaft 51 to rotate a certain angle, thereby driving the rotating shaft 9 and the entire storage table 4 to rotate a certain angle, and finally realizing the placement direction operation of the object to be CNC processed placed on it.

[0087] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0088] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0089] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A feeding device for a CNC machine tool, comprising a feeding guide table (1), characterized in that: A slide (3) is slidably mounted above the feeding guide platform (1); a storage platform (4) is mounted on the top of the slide (3) via a rotating shaft (9); a rotating drive mechanism (5) connected to the center of the rotating shaft (9) is mounted inside the slide (3); the bottom of the slide (3) is connected to the driving end of the feeding drive mechanism (2) disposed inside the feeding guide platform (1); two symmetrically distributed clamping plates (6) are disposed on the top of the storage platform (4); and a clamping drive mechanism (7) is mounted inside the storage platform (4).

2. A feeding device for a CNC machine tool according to claim 1, characterized in that: The feeding drive mechanism (2) comprises: A linear mounting groove (21) distributed along the length direction of the feeding guide platform (1); A feeding screw (22) installed inside the linear installation groove (21); A feeding sleeve (23) is threadedly sleeved on the feeding screw rod (22), and the top tube wall of the feeding sleeve (23) is fixedly connected to the bottom center of the slide table (3); A feeding screw driving component (24) is installed at the left end of the feeding guide platform (1).

3. A feeding device for a CNC machine tool according to claim 2, characterized in that: The feed screw driving component (24) comprises: A first transmission gear (241) connected to the left end of the feed screw (22); A first driving gear (242) meshed with a side surface of the first transmission gear (241); A driving motor (243) is installed inside the left end of the feeding guide platform (1), and the output end of the driving motor (243) is connected to the center of the first driving gear (242).

4. A feeding device for a CNC machine tool according to claim 3, characterized in that: The transmission ratio between the first transmission gear (241) and the first driving gear (242) is set to 1:

2.

5. A feeding device for a CNC machine tool according to claim 1, characterized in that: The rotary drive mechanism (5) comprises: A docking shaft (51) distributed inside the slide (3) and having its top end connected to the center of the rotating shaft (9); a second transmission gear (52) mounted on the rotating shaft (9); a second driving gear (53) meshed with the right side of the second transmission gear (52); A reduction motor (54) is installed inside the slide (3) and has an output end connected to the center of the second driving gear (53).

6. A feeding device for a CNC machine tool according to claim 5, characterized in that: The transmission ratio between the second transmission gear (52) and the second driving gear (53) is set to 1:

1.

7. A feeding device for a CNC machine tool according to claim 1, characterized in that: A plurality of supporting balls (8) are evenly installed between the top of the slide table (3) and the storage table (4).

8. A feeding device for a CNC machine tool according to claim 1, characterized in that: The clamping drive mechanism (7) comprises: A transverse mounting groove (71) distributed transversely inside the top surface of the storage platform (4); A dual-shaft reduction motor (72) installed at the inner center of the transverse installation groove (71); Clamping screw rods (73) respectively connected to the left and right output ends of the dual-axis reduction motor (72); The clamping sleeves (74) are respectively threadedly sleeved on the clamping screw rods (73) on both sides, and the top tube walls of the clamping sleeves (74) on both sides are respectively fixedly connected to the bottom centers of the clamping plates (6) on both sides.

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