Electric spindle structure of vertical and horizontal dual-purpose drilling machine tool

Abstract

The utility model discloses an electric spindle structure of a vertical and horizontal dual-purpose drilling machine tool, a device main body further comprises a mounting seat, clamping frames are fixedly mounted at the two ends of the top of the mounting seat, the two clamping frames are symmetrically arranged on the two sides of the central axis of the mounting seat, and a plurality of rollers are fixedly connected to the inner sides of the tops of the two clamping frames. Rotating rings are slidably connected to the inner sides of the tops of the clamping frames on the two sides, annular racks are fixedly connected to the inner sides of the outer walls of the rotating rings, limiting sleeves are fixedly connected to the ends, away from the annular racks, of the outer walls of the rotating rings, and drill bits are movably connected to the inner walls of the middles of the limiting sleeves; the middle of the top of the mounting base is fixedly connected with a second motor, an output shaft of the second motor is fixedly connected with a gear, the bottom of the side wall of the gear is in meshed connection with an annular rack, the output shaft of the second motor controls the gear to rotate and pushes the annular rack, and then a rotating ring drives a drill bit to rotate within the plane range. Therefore, the angle and orientation of the drill are changed.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tools, in particular to an electric spindle structure of a vertical and horizontal dual-purpose drilling machine tool. Background Art

[0002] A CNC machine tool is a machine tool that uses a computer control system to process workpieces. It controls the movement and processing of the machine tool through pre-programmed CNC programs, and can achieve high-precision and high-efficiency processing. It is widely used in metal processing, mold manufacturing, parts processing and other fields.

[0003] A Chinese patent discloses a spindle mechanism for a vertical and horizontal CNC machine tool (publication number: CN214134007U). The device can realize multi-angle and all-round processing of the workpiece by arranging a workpiece clamping mechanism, a first processing mechanism and a second processing mechanism inside the machine tool shell. Specifically, after the workpiece to be processed is installed above the mounting plate, the rotation of the second motor can realize the rotation of the workpiece in one direction, and then the first motor drives the rotation of the arch mounting frame to enable the workpiece to rotate in the vertical direction. Then, the movement of the first linear module, the second linear module and the first cylinder can drive the third motor to realize multi-angle movement. However, the device still has the following defects when used:

[0004] In the above device, the drill bit can only process at a vertical angle or a horizontal angle of the workpiece. If the surface of the workpiece needs to be drilled at different angles, the workpiece to be processed may need to be tilted, which may cause instability during workpiece processing. Therefore, a vertical and horizontal dual-purpose drilling machine electric spindle structure is proposed to solve the above problem. Utility Model Content

[0005] The technical problem to be solved by the utility model is as follows: if the surface of a workpiece needs to be drilled at different angles, the workpiece to be processed may need to be placed at an angle, which may cause instability during the processing of the workpiece.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A vertical and horizontal dual-purpose drilling machine tool electric spindle structure comprises a device body, a support mechanism is arranged in the middle of the device body, and the device body comprises a motor 1 and a motor 2;

[0008] Also includes:

[0009] The device body further comprises a mounting seat, and clamping frames are fixedly mounted on both ends of the top of the mounting seat, and the two clamping frames are symmetrically arranged on both sides of the central axis of the mounting seat, and a plurality of rollers are fixedly connected to the inner sides of the tops of the two clamping frames;

[0010] The top inner sides of the clamping frames on both sides are slidably connected with a rotating ring, the inner sides of the outer walls of the rotating rings are fixedly connected with an annular rack, the outer wall of the rotating rings and one end away from the annular rack is fixedly connected with a limiting sleeve, and the middle inner wall of the limiting sleeve is movably connected with a drill bit;

[0011] The middle of the top of the mounting seat is fixedly connected to the second motor, the output shaft of the second motor is fixedly connected to a gear, and the bottom of the side wall of the gear is meshed with the annular rack.

[0012] As a further solution of the utility model: a support frame is fixedly connected to the top of the mounting seat and located outside the two clamping frames, and a limiting rail is fixedly connected to the outer wall of the support frame and one side close to the limiting sleeve, and the limiting rail is arc-shaped as a whole.

[0013] As a further solution of the utility model: a cylinder is slidably connected to the inner side of the limit rail, one end of the outer wall of the cylinder is fixedly connected to the limit sleeve, and the piston shaft of the cylinder penetrates into the interior of the limit sleeve, the end of the piston shaft of the cylinder is fixedly installed on motor one, and the outer wall of motor one is slidably connected to the inner wall of the limit sleeve.

[0014] As a further solution of the utility model: the output shaft of the motor 1 is fixedly connected to the drill bit, the other end of the drill bit passes through the limiting sleeve, and the outer wall of the drill bit and the movable sleeve at one end outside the limiting sleeve are provided with a shield.

[0015] As a further solution of the utility model: one end of the outer wall of the cover is fixedly connected to a connecting rod, the other end of the connecting rod is inserted into the limit sleeve and the outer wall is slidably connected to the limit sleeve, the bottom of one end of the connecting rod located inside the limit sleeve is slidably connected to a spring, and one side of the bottom of the connecting rod is also fixedly connected to a spring, and the other end of the spring is fixedly connected to the inner wall of the side of the drill bit.

[0016] As a further solution of the utility model: sliding rods are fixedly connected to the top of the mounting seat and located on both sides of the second motor, and the upper ends of the two sliding rods penetrate into the inner side of the rotating ring.

[0017] As a further solution of the utility model: the support mechanism includes a sliding frame, the bottom two sides of the sliding frame are respectively slidably connected to two sliding rods, the top of the sliding frame is fixedly connected to a connecting plate, and the top of the connecting plate is rotatably connected to a storage plate.

[0018] Beneficial effects of the utility model:

[0019] (1) The utility model provides a limit sleeve on the surface of a rotating ring, and a drill bit controlled by a cylinder to extend and retract is provided inside the limit sleeve. An annular rack is installed on the inner side of the rotating ring. The output shaft of the second motor controls the gear to rotate and push the annular rack. Then, the rotating ring drives the drill bit to rotate within a plane, thereby changing the angle and direction of the drill bit. According to the drilling requirements of the workpiece, the drill bit can meet the drilling requirements at different angles of the workpiece.

[0020] (2) A shield is provided on the outside of the drill bit. When the drill bit contacts the surface of the workpiece, the shield shields the area near the processing point to prevent the debris generated by drilling from splashing to the outside of the device, thereby reducing the trouble caused by cleaning and making the device more environmentally friendly when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The utility model is further described below in conjunction with the accompanying drawings.

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure of region A;

[0024] Figure 3 This is a schematic diagram of the internal structure of the clamping frame in the utility model;

[0025] Figure 4 This is a schematic diagram of the internal structure of the limit sleeve in the utility model;

[0026] Figure 5 It is a side view structural diagram of the support mechanism in the utility model;

[0027] Figure 6 It is a schematic diagram of the overall structure of the rotating ring in the utility model.

[0028] In the figure: 1. device body; 101. mounting base; 102. support frame; 103. limit rail; 104. clamping frame; 105. roller; 106. rotating ring; 107. annular rack; 108. cylinder; 109. limit sleeve; 110. motor 1; 111. drill bit; 112. cover; 113. connecting rod; 114. spring; 115. motor 2; 116. gear; 117. slide rod; 2. support mechanism; 201. sliding frame; 202. connecting plate; 203. storage plate. DETAILED DESCRIPTION

[0029] 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 of 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.

[0030] like Figure 1-6 As shown, a vertical and horizontal dual-purpose drilling machine tool electric spindle structure includes a device body 1, a support mechanism 2 is arranged in the middle of the device body 1, and the device body 1 includes a motor 110 and a motor 2 115; wherein the device body 1 also includes a mounting seat 101, and clamping frames 104 are fixedly installed at both ends of the top of the mounting seat 101, and the two clamping frames 104 are symmetrically arranged on both sides of the central axis of the mounting seat 101, and the top inner sides of the two clamping frames 104 are fixedly connected to a plurality of rollers 105; wherein the clamping frames on both sides A rotating ring 106 is slidably connected to the inner side of the top of the frame 104, and an annular rack 107 is fixedly connected to the inner side of the outer wall of the rotating ring 106. A limiting sleeve 109 is fixedly connected to the outer wall of the rotating ring 106 and one end located away from the annular rack 107, and a drill bit 111 is movably connected to the inner wall of the middle part of the limiting sleeve 109; wherein, the middle of the top of the mounting seat 101 is fixedly connected to the motor 2 115, and the output shaft of the motor 2 115 is fixedly connected to the gear 116, and the bottom of the side wall of the gear 116 is meshed and connected with the annular rack 107, as shown in FIG. Figure 1-Figure 2 As shown, the output shaft of the second motor 115 drives the gear 116 to rotate, and the gear 116 pushes the annular rack 107 and drives the rotating ring 106 to rotate inside the clamping frame 104;

[0031] The top of the mounting seat 101 and the outer side of the two clamping frames 104 are fixedly connected with a support frame 102, and the outer wall of the support frame 102 and one side close to the limit sleeve 109 are fixedly connected with a limit rail 103, and the limit rail 103 is arc-shaped as a whole, such as Figure 1 As shown, the center of the limiting rail 103 is consistent with the center point of the rotating ring 106;

[0032] The inner side of the limit rail 103 is slidably connected with a cylinder 108, one end of the outer wall of the cylinder 108 is fixedly connected to the limit sleeve 109, and the piston shaft of the cylinder 108 penetrates into the limit sleeve 109, the piston shaft end of the cylinder 108 is fixedly installed with the motor 110, and the outer wall of the motor 110 is slidably connected with the inner wall of the limit sleeve 109, such as Figure 4 As shown, the piston end of the cylinder 108 pushes the motor 110, thereby controlling the drill bit 111 to extend and retract inside the limiting sleeve 109;

[0033] The output shaft of the motor 110 is fixedly connected to the drill bit 111, and the other end of the drill bit 111 passes through the limiting sleeve 109. The outer wall of the drill bit 111 and the movable sleeve at one end located outside the limiting sleeve 109 are provided with a shield 112. One end of the outer wall of the shield 112 is fixedly connected to a connecting rod 113, and the other end of the connecting rod 113 passes through the limiting sleeve 109 and the outer wall is slidably connected to the limiting sleeve 109. The bottom of one end of the connecting rod 113 located inside the limiting sleeve 109 is slidably connected to a spring 114, and a spring 114 is also fixedly connected to one side of the bottom of the connecting rod 113. The other end of the spring 114 is fixedly connected to the inner wall of the side of the drill bit 111. Figure 4 As shown, the spring 114 pushes the mask 112 to fit closely against the surface of the workpiece;

[0034] The top of the mounting base 101 and both sides of the motor 2 115 are fixedly connected with sliding rods 117, and the upper ends of the two sliding rods 117 penetrate into the inner side of the rotating ring 106. The supporting mechanism 2 includes a sliding frame 201, and the bottom sides of the sliding frame 201 are respectively slidably connected to the two sliding rods 117. The top of the sliding frame 201 is fixedly connected with a connecting plate 202, and the top of the connecting plate 202 is rotatably connected with a storage plate 203. By pushing the sliding frame 201 to move above the sliding rod 117, the position of the workpiece above the storage plate 203 is adjusted. In addition, a lifting device can be installed between the connecting plate 202 and the storage plate 203 to control the lifting of the storage plate 203 and the workpiece above. The lifting device can be an electric telescopic rod or a hydraulic rod, etc. This is a known field and is therefore not described.

[0035] The working principle of this utility model:

[0036] When the device is in use, the workpiece is fixed on the top of the storage plate 203, and then the second motor 115 is started, and its output shaft drives the gear 116 to rotate, and the annular rack 107 is pushed to drive the rotating ring 106 to rotate in the clamping frame 104, so that the rotating ring 106 drives the cylinder 108 to move in the limit rail 103, and the drill bit in the contracted state inside the limit sleeve 109 changes its angle direction;

[0037] Secondly, after the adjustment is completed, the cylinder 108 is started to drive the piston shaft to extend, and the motor 110 slides and extends in the limit sleeve 109, so that the drill bit 111 contacts and presses against the surface of the workpiece. The motor 110 is started so that the output shaft drives the drill bit 111 to rotate and drill the surface of the workpiece, and the mask 112 blocks the area near the processing point to prevent debris from being scattered. As the drill bit 111 penetrates into the interior of the workpiece, the mask 112 pushes the spring 114 through the connecting rod 113 to shrink it, and then the mask 112 always intercepts the flying debris during the operation of the drill bit 111.

[0038] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A vertical and horizontal dual-purpose electric spindle structure for a drilling machine tool, comprising a device body (1), a support mechanism (2) being arranged in the middle of the device body (1), and the device body (1) comprising a motor 1 (110) and a motor 2 (115); It is characterized in that Also includes: The device body (1) further comprises a mounting seat (101), and clamping frames (104) are fixedly mounted on both ends of the top of the mounting seat (101), and the two clamping frames (104) are symmetrically arranged on both sides of the central axis of the mounting seat (101), and the inner sides of the tops of the two clamping frames (104) are fixedly connected to a plurality of rollers (105); The inner sides of the tops of the clamping frames (104) on both sides are slidably connected with rotating rings (106), the inner sides of the outer walls of the rotating rings (106) are fixedly connected with an annular rack (107), the outer wall of the rotating ring (106) and one end thereof which is located away from the annular rack (107) is fixedly connected with a limiting sleeve (109), and the inner wall of the middle part of the limiting sleeve (109) is movably connected with a drill bit (111); The middle of the top of the mounting seat (101) is fixedly connected to the second motor (115), the output shaft of the second motor (115) is fixedly connected to a gear (116), and the bottom of the side wall of the gear (116) is meshedly connected to the annular rack (107).

2. The vertical and horizontal dual-purpose drilling machine tool electric spindle structure according to claim 1 is characterized in that: A support frame (102) is fixedly connected to the top of the mounting seat (101) and located outside the two clamping frames (104); a limiting rail (103) is fixedly connected to the outer wall of the support frame (102) and one side close to the limiting sleeve (109); and the limiting rail (103) is arc-shaped as a whole.

3. The vertical and horizontal dual-purpose drilling machine tool electric spindle structure according to claim 2 is characterized in that: The inner side of the limit rail (103) is slidably connected to a cylinder (108), one end of the outer wall of the cylinder (108) is fixedly connected to a limit sleeve (109), and the piston shaft of the cylinder (108) penetrates into the limit sleeve (109), the piston shaft end of the cylinder (108) is fixedly installed with a motor (110), and the outer wall of the motor (110) is slidably connected to the inner wall of the limit sleeve (109).

4. The vertical and horizontal dual-purpose drilling machine tool electric spindle structure according to claim 3 is characterized in that: The output shaft of the motor 1 (110) is fixedly connected to the drill bit (111), the other end of the drill bit (111) passes through the limiting sleeve (109), and a cover (112) is provided on the outer wall of the drill bit (111) and on the movable sleeve at one end outside the limiting sleeve (109).

5. The vertical and horizontal dual-purpose drilling machine tool electric spindle structure according to claim 4 is characterized in that: One end of the outer wall of the shield (112) is fixedly connected to a connecting rod (113), the other end of the connecting rod (113) penetrates into the limiting sleeve (109) and the outer wall is slidably connected to the limiting sleeve (109), the bottom of one end of the connecting rod (113) located inside the limiting sleeve (109) is slidably connected to a spring (114), and one side of the bottom of the connecting rod (113) is also fixedly connected to a spring (114), and the other end of the spring (114) is fixedly connected to the inner wall of the side of the drill bit (111).

6. The vertical and horizontal dual-purpose drilling machine tool electric spindle structure according to claim 1 is characterized in that: Sliding rods (117) are fixedly connected to the top of the mounting seat (101) and located on both sides of the second motor (115), and the upper ends of the two sliding rods (117) penetrate into the inner side of the rotating ring (106).

7. The vertical and horizontal dual-purpose drilling machine tool electric spindle structure according to claim 1 is characterized in that: The support mechanism (2) comprises a sliding frame (201), the bottom two sides of the sliding frame (201) are respectively slidably connected to two sliding rods (117), the top of the sliding frame (201) is fixedly connected to a connecting plate (202), and the top of the connecting plate (202) is rotatably connected to a storage plate (203).

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