CN205289827U - Large ring is equipment of driling radially - Google Patents

Abstract

The utility model provides a radial drilling equipment for large-scale rings, belonging to the field of mechanical processing, comprising a base, a steering device, a positioning clamping device and a lifting device, the base is provided with at least 3 guide rails, the steering device includes a swing arm, The swing arm is rotatably connected to the base through a vertical shaft, a steering control mechanism is provided between the swing arm and the base, a first guide rod is provided on the swing arm, and the first guide rod is perpendicular to the swing arm. The adjustment device is slidingly connected with the guide rail. The telescopic adjustment device includes a fixed body and a telescopic body. The fixed body is fixedly connected with the support. The telescopic body can move closer to or away from the axis of the vertical shaft. The lifting device includes a lifting body and a drilling device. , the drilling device is fixedly connected with the lifting body, the lifting body is set on the first guide rod, and a lifting mechanism is arranged between the lifting body and the first guide rod. The device can perform drilling processing on rings of different sizes, and can also perform drilling processing on holes at different positions on the circumferential surface of the ring.

Description

A radial drilling equipment for large rings

technical field

The utility model relates to the field of mechanical processing, in particular to a radial drilling device for a large ring.

Background technique

In mechanical processing, many rings need to be drilled and tapped on the circumferential surface along its radial direction in order to meet the requirements. However, due to the different sizes and specifications of the rings and the different positions of the holes on the rings, it is extremely inconvenient to locate and clamp in the process of drilling and tapping on the circumferential surface of the rings, and it is time-consuming and labor-intensive. The methods currently used are generally manual scribing, drilling and tapping with electric drills, and the production efficiency is low, and the quality is not easy to guarantee.

Utility model content

The purpose of this utility model is to provide a radial drilling equipment for large rings to improve the above problems.

The utility model is achieved in that:

The utility model provides a radial drilling equipment for large rings, including a base, a steering device, a positioning and clamping device and a lifting device;

The base is provided with at least 3 guide rails, and all the guide rails are located in the same horizontal plane;

The steering device includes a swing arm, the swing arm is rotationally connected to the base through a vertical shaft, a steering control mechanism is provided between the swing arm and the base, a first guide rod is provided on the swing arm, The first guide rod is perpendicular to the swing arm;

The number of the positioning and clamping devices matches the number of the guide rails, one positioning and clamping device is connected to one guide rail, the positioning and clamping device includes a support and a telescopic adjustment device, and the support and the guide rail Slidingly connected, the telescopic adjustment device includes a fixed body and a telescopic body, the fixed body is fixedly connected to the support, and the telescopic body can move closer to or away from the axis of the vertical shaft;

The lifting device includes a lifting body and a drilling device, the drilling device is fixedly connected to the lifting body, the lifting body is sleeved on the first guide rod, and the lifting body is connected to the first guide rod There is a lifting mechanism between them.

The radial drilling equipment for large rings provided by this technical solution is used to radially drill holes on the circumferential surface of large rings, and the positioning and clamping device is used to clamp the workpiece, change the relative position of the support and the guide rail and change the telescopic body The relative position to the fixed body can clamp workpieces of different sizes. Of course, the telescopic adjustment device can be a manual device, or a pneumatic or hydraulic device, such as a pneumatic cylinder or a hydraulic cylinder. After the workpiece is clamped, the drilling unit is used for radial drilling. After the lifting mechanism is arranged between the lifting body and the first guide rod, the lifting mechanism can adjust the height of the drilling device, and the drilling device can process holes at different height positions. After the steering control mechanism is arranged between the swing arm and the base, the steering control mechanism can drive the swing arm to rotate around the axis of the vertical shaft, and the drilling device can process holes at different positions on the circumference of the annular workpiece. This device can clamp workpieces of different sizes, and can process holes at different positions on the circumferential surface of the workpiece in one clamping, with high machining accuracy and high production efficiency.

Further, the telescopic adjustment device also includes a screw rod, the screw rod is rotatably connected to the fixed body, the fixed body is sleeved on the telescopic body, and the telescopic body is provided with a Threaded hole.

This telescopic device is a manual device, that is, the telescopic body is driven to move through manual control. The screw rod is rotatably connected with the telescopic body, that is, the screw rod can only rotate around its own axis and will not move along its own axis. The rotation of the screw rod will drive the telescopic body to move closer to or away from the vertical axis, thereby realizing the clamping and loosening of the workpiece.

Further, the end of the telescopic body close to the axis of the vertical shaft is provided with an outer ring clamping brace, the upper surface of the outer ring clamping brace is a supporting surface, and the end of the telescopic body close to the axis of the vertical shaft The end face is the clamping face.

The outer ring clamping brace is used to clamp and support the workpiece, that is, the supporting surface of the outer ring clamping brace is in contact with the lower end surface of the workpiece, and the clamping surface of the outer ring clamping brace is in contact with the outer peripheral surface of the workpiece. After the workpiece is clamped by the clamping brace of the outer ring, the drilling device can perform radial drilling on the inner peripheral surface of the workpiece.

Further, the outer ring clamping brace is provided with an inner ring clamping brace, the inner ring clamping brace is L-shaped, and the inner ring clamping brace includes a clamping part and a supporting part, and the supporting part is close to One end of the axis of the vertical shaft is connected to the clamping portion, and one end of the support portion away from the axis of the vertical shaft is detachably connected to the telescopic body.

The inner ring clamping brace is used to clamp and support the workpiece. After the inner ring clamping brace clamps the workpiece, the support part plays the role of supporting the workpiece. The end surface of the clamping part contacts the inner peripheral surface of the workpiece, and the drilling device can Radial drilling is performed on the outer peripheral surface of the workpiece.

Further, the steering control mechanism includes a worm gear reducer, the worm gear reducer includes a first worm, a first worm wheel and a box body, the box body is fixedly connected to the swing arm, and the output shaft of the worm gear reducer A sprocket is arranged on the base, and an annular groove is arranged on the base, the axis of the annular groove coincides with the axis of the vertical shaft, and several sleeves are arranged in the annular groove to cooperate with the sprocket. The sleeve is rotatably connected with the base through a pin shaft.

The steering control mechanism can drive the swing arm to rotate around the axis of the vertical shaft, that is, the rotation of the first worm drives the rotation of the first worm gear, and the first worm gear drives the rotation of the output shaft. After setting a number of sleeves in the annular groove, it is equivalent to forming a fixed endless chain. , the sprocket on the output shaft rotates relative to the endless chain, thereby driving the swing arm to rotate. This steering control mechanism has a large transmission ratio, which can ensure the position accuracy between multiple holes on the circumferential surface of the workpiece.

Further, the lifting mechanism includes a second worm gear and a second worm matched with the second worm gear, both the second worm and the second worm gear are rotatably connected with the lifting body, and the second worm gear is sleeved on the On the first guide rod, the first guide rod is provided with an external thread, and the second worm wheel is provided with an internal thread matched with the external thread.

The lifting mechanism can adjust the height of the drilling device, that is, the rotation of the second worm drives the rotation of the second worm wheel, and the rotation of the second worm wheel will move along the axis of the first guide rod at the same time, thereby driving the drilling device to move, thereby realizing the adjustment of the drilling device. height adjustment. This lifting mechanism has a large transmission ratio, which can finely adjust the drilling device in the height direction.

Further, the first guide rod is connected to the swing arm through a sliding plate, the bottom end of the first guide rod is connected to the sliding plate, and the sliding plate is slidably connected to the swing arm.

After the sliding plate is arranged on the swing arm, the distance between the drilling device and the workpiece can be changed by adjusting the relative position of the sliding plate and the swing arm.

Further, a second guide rod is provided on the sliding plate, the second guide rod is parallel to the first guide rod, a guide sleeve is provided on the second guide rod, and the lifting body includes a first connection end and a second connecting end, the first connecting end is fixedly connected to the guide sleeve, and the second connecting end is detachably connected to the drilling device.

The purpose of setting the second guide rod and the guide sleeve is to prevent the lifting body from rotating around the first guide rod under the premise of ensuring that the lifting body can move up and down.

Further, the drill bit in the drilling device faces the first guide rod.

This drilling device is used to radially drill holes on the inner peripheral surface of the workpiece, and the workpiece is clamped by the inner ring clamping brace.

Further, the drill bit in the drilling device faces away from the first guide rod.

This drilling device is used to radially drill holes on the outer peripheral surface of the workpiece, and the workpiece is clamped by the clamping bracket of the outer ring.

The beneficial effects of the utility model are:

In the radial drilling equipment for large rings provided by the utility model, the positioning and clamping device can slide relative to the guide rail, and by adjusting the relative position between the positioning and clamping device and the guide rail, it can adapt to workpieces of different sizes in a wider range. The movement of the telescopic body relative to the fixed body in the telescopic adjustment device is manually controlled by the screw rod, and each telescopic adjustment device can be adjusted independently, even if the shape of the ring is irregular, the centering of the workpiece can be realized. After the lifting mechanism is arranged between the lifting body and the first guide rod, the lifting mechanism can adjust the height of the drilling device, and the drilling device can process holes at different height positions. The lifting mechanism adopts worm gear transmission, which has a relatively high transmission ratio, and can finely adjust the drilling device in the height direction. After the swing arm and the base part are provided with a steering control mechanism, the drilling device can process holes at different positions on the circumference of the annular workpiece. The steering control mechanism adopts worm gear transmission and chain transmission, which can obtain a larger transmission ratio and ensure the position accuracy between multiple holes on the circumferential surface of the workpiece. This device can clamp workpieces of different sizes, and can process holes at different positions on the circumferential surface of the workpiece in one clamping, with high machining accuracy and high production efficiency.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the assembly diagram of the radial drilling equipment for large-scale ring parts provided by the utility model embodiment 1;

Fig. 2 is the front view of the base of the large ring radial drilling equipment provided by the utility model embodiment 1;

Fig. 3 is the top view of the base of the large ring radial drilling equipment provided by Embodiment 1 of the present utility model;

Fig. 4 is the cross-sectional view of the guide rail of the large ring radial drilling equipment provided by Embodiment 1 of the present utility model;

Fig. 5 is a front view of the positioning and clamping device of the large ring radial drilling equipment provided by Embodiment 1 of the present utility model;

Fig. 6 is a top view of the positioning and clamping device of the large ring radial drilling equipment provided by Embodiment 1 of the present utility model;

Fig. 7 is an assembly drawing of the steering device and the lifting device of the large ring radial drilling equipment provided by Embodiment 1 of the present utility model;

Fig. 8 is a structural schematic diagram of the steering mechanism of the large ring radial drilling equipment provided by Embodiment 1 of the present utility model;

Fig. 9 is a structural schematic diagram of the lifting mechanism of the large ring radial drilling equipment provided by Embodiment 1 of the present invention;

Fig. 10 is an assembly drawing of the large ring radial drilling equipment provided by Embodiment 2 of the present invention;

Fig. 11 is a schematic structural view of the positioning and clamping device of the radial drilling equipment for large rings provided by Embodiment 2 of the present invention.

The reference signs in the figure are:

Base 101; center sleeve 1011; collar 1012; rib plate 1013; annular groove 1014; guide rail 102; swing arm 103; vertical shaft 104; center hole 105; body 109; lifting body 110; drilling device 111; screw mandrel 112; first connecting plate 113; second connecting plate 114; The first worm 117; the first worm wheel 118; the box 119; the output shaft 120; the sprocket 121; the pin 122; the sleeve 123; the second worm 124; the second worm 125; ; Guide sleeve 128; Fixed seat 129; T-shaped slot 130; Inversion screw 131; Drill bit 132;

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the utility model is used. It is only for the convenience of describing the utility model and simplifying the description, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", and it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present utility model, it should also be noted that, unless otherwise specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Embodiment 1, with reference to Fig. 1 to Fig. 9

As shown in FIG. 1 , the utility model provides a radial drilling equipment for a large ring, including a base 101 , a steering device, a positioning and clamping device and a lifting device.

As shown in Figure 2 and Figure 3, the base 101 includes a center sleeve 1011 and a collar 1012, the center sleeve 1011 is located in the collar 1012, the center line sleeve is connected to the collar 1012 through 8 ribs 1013, and the center sleeve 1011 is provided with a center The hole 105, the central hole 105 and the collar 1012 are coaxial, the collar 1012 is provided with an annular groove 1014, the axis of the annular groove 1014 coincides with the axis of the central hole 105, the annular groove 1014 is provided with several sleeves 123, and all sleeves The sleeves 123 are located on the same circumference, and the distance between two adjacent sleeves 123 is the same. The axis of the sleeves 123 is parallel to the axis of the central hole 105. Ring 1012 is rotationally connected. After the sleeves 123 are fitted on the pin shaft 122 , it is equivalent to forming an endless chain on the collar 1012 .

Four guide rails 102 are arranged on the base 101, and the four guide rails 102 are located in the same horizontal plane. One end of the guide rail 102 is fixedly connected to the collar 1012, and the other end of the guide rail 102 extends away from the center sleeve 1011 along the radial direction of the collar 1012. The distribution of the guide rail 102 is at four quadrant positions of the collar 1012 .

As shown in Figure 4, two parallel T-shaped slots 130 are provided on the guide rail 102. The opening direction of the T-shaped slots 130 is the same as the length direction of the guide rail 102; spacing of the mounting holes.

In this embodiment, the number of positioning clamping devices matches the number of guide rails 102, and one positioning clamping device is connected to one guide rail 102, as shown in Figure 5, the positioning clamping device includes a support 107 and The telescopic adjustment device, the bottom of the support 107 is provided with two inverted screws 131, and the two inverted screws 131 cooperate with the two T-shaped grooves 130 on the guide rail 102 to realize the sliding connection between the support 107 and the guide rail 102. After the inverted screw 131 cooperates with the T-shaped groove 130, the positioning of the support 107 and the guide rail 102 is realized through the cooperation of the positioning pin and the positioning hole on the guide rail 102, and the positioning of the support 107 and the guide rail 102 is realized by the cooperation of the fixing screw and the fixing hole on the guide rail 102. fixed. Of course, the relative position of the support 107 and the guide rail 102 can be adjusted after the fixing screws and positioning pins are removed.

Wherein, as shown in Figure 6, the telescopic adjustment device includes a fixed body 108, a telescopic body 109 and a screw rod 112, the fixed body 108 and the telescopic body 109 are cylinders, the fixed body 108 is fixedly connected with the support 107, and the fixed body 108 There is a through hole, the fixed body 108 is set on the telescopic body 109, the inner diameter of the through hole matches the outer diameter of the telescopic body 109, and the end of the telescopic body 109 away from the axis of the central hole 105 is connected with two parallel first connecting plates 113, the free ends of the two first connecting plates 113 are jointly connected to a second connecting plate 114, the second connecting plate 114 is perpendicular to the first connecting plate 113, the screw rod 112 is rotationally connected with the second connecting plate 114 through a rolling bearing, and the telescopic body 109 is provided with a threaded hole matched with the screw mandrel 112 . The free end of the screw mandrel 112 is provided with a hand wheel 134, and the screw mandrel 112 is driven to rotate by turning the hand wheel 134, so that the telescopic body 109 matched with the screw mandrel 112 moves. In addition, a scale can be set on the screw rod 112 to determine the displacement of the telescopic body 109 . The end of the telescopic body 109 away from the handwheel 134 is provided with an outer ring clamping brace 115, the outer ring clamping brace 115 is a plate-shaped structure, the upper surface of the outer ring clamping brace 115 is a supporting surface, and the telescopic body 109 is far away from the handwheel. The end face of 134 is clamping face. The outer ring clamping brace 115 has the function of supporting the workpiece 133 and clamping the workpiece 133. When the workpiece 133 is clamped, the supporting surface of the outer ring clamping brace 115 contacts the lower end surface of the workpiece 133, and the clamping of the outer ring clamping brace 115 The surface is in contact with the outer circumferential surface of the workpiece 133 . In this embodiment, the outer ring clamping brace 115 and the telescopic body 109 are integrally structured.

As shown in Figure 7, the steering device includes a swing arm 103, the swing arm 103 is located above the base 101, the swing arm 103 and the base 101 are connected by a vertical shaft 104, the vertical shaft 104 is perpendicular to the swing arm 103, and the upper end of the vertical shaft 104 Fixedly connected with the swing arm 103, the lower end of the vertical shaft 104 is arranged in the center hole 105 in the center sleeve 1011, the vertical shaft 104 is coaxial with the center hole 105, and the vertical shaft 104 is rotationally connected with the center sleeve 1011 through a rolling bearing. The swing arm 103 is provided with a first guide rod 106 , the first guide rod 106 is perpendicular to the swing arm 103 , and a steering control mechanism is provided between the swing arm 103 and the collar 1012 .

Wherein, as shown in Figure 8, the steering control mechanism includes a worm gear reducer, and the worm gear reducer includes a first worm 117, a first worm wheel 118 and a casing 119, and the casing 119 is fixed on the swing arm 103 by bolts, and the first worm 117 Hand wheel 134 is provided on the top, output shaft 120 is provided in the middle position of the first worm wheel 118, output shaft 120 is parallel to vertical rotating shaft 104, and the lower end of output shaft 120 is provided with sprocket 121, and sprocket 121 and the ring on the collar 1012 A number of sleeves 123 within the groove 1014 form a fit. The steering control mechanism can drive the swing arm 103 to rotate around the vertical shaft 104 , that is, the swing arm 103 can rotate relative to the base 101 by shaking the hand wheel 134 . In addition, a dial can be provided on the box body 119 to determine the angle at which the first worm 117 rotates, so that the angle at which the swing arm 103 rotates can be determined. This steering control mechanism has a relatively large transmission ratio, which can ensure the positional accuracy between the plurality of holes on the peripheral surface of the workpiece 133 .

As shown in Figure 7, the lifting device includes a lifting body 110 and a drilling device 111, the middle position of the lifting body 110 is sleeved on the first guide rod 106, and the left end of the lifting body 110 is connected with the drilling device 111 by bolts , the drill bit 132 in the drilling device 111 faces away from the first guide rod 106 , and the drill bit 132 is perpendicular to the first guide rod 106 , and a lifting mechanism is provided between the lifting body 110 and the first guide rod 106 . In this embodiment, the first guide rod 106 is connected to the swing arm 103 through a sliding plate 126, the bottom end of the first guide rod 106 is connected to the sliding plate 126 through screws, and the sliding plate 126 is slidingly connected to the swing arm 103, that is, the sliding plate 126 can move along the length square of swing arm 103. The sliding connection between the sliding plate 126 and the swing arm 103 can also be realized through the T-shaped slot 130 and the inverted screw 131, and the positioning and fixing of the sliding plate 126 and the swing arm 103 can be realized through positioning pins and fixing screws. The advantage of this structure is that the distance between the drilling device 111 and the peripheral surface of the workpiece 133 can be adjusted according to specific needs.

Wherein, as shown in FIG. 9 , the lifting mechanism includes a second worm wheel 124 and a second worm 125 cooperating with the second worm wheel 124 , the middle position of the second worm wheel 124 is provided with a connection hole, and the second worm wheel 124 is sleeved on the first guide rod 106 Above, the first guide rod 106 is provided with external threads, and the connecting hole is provided with internal threads matched with the external threads on the first guide rod 106, the second worm wheel 124 is located in the lifting body 110, the second worm 125 and the second The worm wheels 124 are rotatably connected with the lifting body 110 through rolling bearings, and the second worm 125 is provided with a hand wheel 134 . Rotate the second worm screw 125 by turning the hand wheel 134, and the second worm wheel 125 rotates to drive the second worm wheel 124 to rotate. When the second worm wheel 124 rotates, it will move along the axial direction of the first guide rod 106 to drive the drilling device 111 to move, thereby Adjustment of the height of the drilling device 111 is realized.

In this embodiment, the drilling device 111 in the lifting device is a prior art, and the specific structure will not be described in detail here. During the drilling process, by turning the hand wheel 134 in the drilling device 111, the drill bit 132 in the drilling device 111 can be moved toward the direction close to the workpiece 133 to complete the drilling action. When drilling, the drill bit 132 in the drilling device 111 can only move along its axial direction and cannot deflect in the horizontal plane, that is, the elevating device cannot rotate around the first guide rod 106 .

Therefore, as shown in Figure 7, the second guide rod 127 parallel to the first guide rod 106 is provided on the sliding plate 126, for the convenience of fixing the second guide rod 127, a fixed seat 129 is set on the sliding plate 126, and the fixed seat A connection hole is opened in 129, and the second guide rod 127 is arranged in the connection hole, and the second guide rod 127 forms an interference fit with the fixing seat 129, and the fixing seat 129 is connected with the sliding plate 126 by bolts. The second guide rod 127 is provided with a guide sleeve 128 , the inner diameter of the guide sleeve 128 matches the outer diameter of the second guide rod 127 , and the right end of the lifting body 110 is fixedly connected with the guide sleeve 128 . This not only ensures that the lifting device can move up and down, but also prevents the lifting device from rotating around the first guide rod 106 . In addition, a scale can also be set on the second guide rod 127 to determine the height adjusted by the lifting device.

The radial drilling equipment for large-scale rings provided in this embodiment is used for radially drilling the inner peripheral surface of large rings, wherein the positioning clamping device can slide relative to the guide rail 102, and by adjusting the positioning clamping device and the guide rail The relative position of 102 can accommodate a wider range of workpieces 133 of different sizes. The movement of the telescopic body 109 in the telescopic adjustment device relative to the fixed body 108 is manually controlled by the screw rod 112. Each telescopic adjustment device can be adjusted independently, and the centering of the workpiece 133 can be realized even if the shape of the ring is irregular. After the lifting mechanism is set between the lifting body 110 and the first guide rod 106, the lifting mechanism can adjust the height of the drilling device 111, and the drilling device 111 can process holes at different heights on the inner peripheral surface of the workpiece 133. The lifting mechanism adopts worm gear transmission, which has a relatively high transmission ratio, and can finely adjust the drilling device 111 in the height direction. After the swing arm 103 and the base 101 are provided with a steering control mechanism, the drilling device 111 can process holes at different positions on the circumference of the annular workpiece 133 . The steering control mechanism adopts worm gear transmission and chain transmission, which can obtain a larger transmission ratio and ensure the position accuracy between the multiple holes on the circumferential surface of the workpiece 133 . This device can clamp workpieces 133 of different sizes, and can process holes at different positions on the peripheral surface of the workpiece 133 in one clamping, with high machining accuracy and high production efficiency.

Embodiment 2, with reference to Fig. 10, Fig. 11

The implementation principle and technical effect of the device provided by the embodiment of the present invention are the same as those of the aforementioned method embodiment. For brief description, for the parts not mentioned in the device embodiment, reference may be made to the corresponding content in the aforementioned method embodiment.

As shown in Figure 10, this embodiment provides a large ring radial drilling equipment provided by the utility model, the outer ring clamping support 115 is provided with an inner ring clamping support 116, the inner ring is shown in Figure 11 The clamping support 116 is L-shaped. The inner ring clamping support 116 includes a clamping part 1161 and a supporting part 1162. One end of the supporting part 1162 is connected to the clamping part 1161, and the other end of the supporting part 1162 is connected to the telescopic body 109 by screws. After the workpiece 133 is clamped by the inner ring clamping brace 116 , the supporting part 1162 plays a role of supporting the workpiece 133 ;

In addition, as shown in Figure 10, in this implementation, a connecting body 135 is provided between the drilling device 111 and the lifting body 110, and the connecting body 135 is U-shaped, and one end of the connecting body 135 is connected to the lifting body 110 by bolts, and the connecting body The other end of 135 is also connected to the drilling device 111 by bolts, and the drill bit 132 in the drilling device 111 faces the first guide rod 106 .

In the radial drilling equipment for large rings provided in this embodiment, the inner ring clamping support 116 plays the role of clamping and supporting, and the drilling device 111 can perform radial drilling on the outer peripheral surface of the workpiece 133 .

The rest of the structure of this embodiment is the same as that of Embodiment 1, and will not be repeated here.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. a large ring radial bore equipment, it is characterised in that include base, transfer, positioning clamping device and lowering or hoisting gear;

Described base is provided with at least 3 guide rails, and all guide rails are located in the same horizontal plane;

Described transfer includes swing arm, and described swing arm is connected with described base rotation by vertical rotating shaft, is provided with course changing control mechanism between described swing arm and described base, and described swing arm is provided with the first guide rod, and described first guide rod is perpendicular to described swing arm;

The number of described positioning clamping device and described guide rail number match, one positioning clamping device and a guide rail connect, described positioning clamping device includes bearing and extension adjustment device, described bearing is connected with described slide, described extension adjustment device includes fixed body and extrusome, described fixed body is fixing with described bearing to be connected, and described extrusome can move to closer or far from described vertical shaft axis;

Described lowering or hoisting gear includes lifting body and drilling equipment, and described drilling equipment is fixing with described lifting body to be connected, and described lifting body is placed on described first guide rod, is provided with elevating mechanism between described lifting body and described first guide rod.

2. large ring radial bore equipment according to claim 1, it is characterized in that, described extension adjustment device also includes screw mandrel, and described screw mandrel and described fixed body are rotationally connected, described fixed body is placed on described extrusome, is provided with the screwed hole coordinated with described screw mandrel in described extrusome.

3. large ring radial bore equipment according to claim 2, it is characterized in that, described extrusome is provided with outer ring clamping support near one end of described vertical shaft axis, the upper surface of described outer ring clamping support is supporting surface, and described extrusome is clamping face near the end face of described vertical shaft axis.

4. large ring radial bore equipment according to claim 3, it is characterized in that, the clamping support of described outer ring is provided with inner ring clamping support, the clamping support of described inner ring is L-shaped, the clamping support of described inner ring includes clamping section and support portion, described support portion is connected with described clamping section near one end of described vertical shaft axis, and described support portion removably connects with extrusome away from one end of described vertical shaft axis.

5. large ring radial bore equipment according to claim 1, it is characterized in that, described course changing control mechanism includes worm reducer, described worm reducer includes the first worm screw, the first worm gear and casing, described casing is fixing with described swing arm to be connected, the output shaft of described worm reducer is provided with sprocket wheel, described base is provided with cannelure, the dead in line of the axis of described cannelure and described vertical rotating shaft, being provided with the some sleeves coordinated with described sprocket wheel in described cannelure, described sleeve is connected with described base rotation by bearing pin.

6. large ring radial bore equipment according to claim 1, it is characterized in that, described elevating mechanism includes the second worm gear and the second worm screw with the second worm gear, described second worm screw and described second worm gear are all rotationally connected with described lifting body, described second worm gear is placed on described first guide rod, described first guide rod is provided with external screw thread, and described second worm gear is provided with the female thread coordinated with described external screw thread.

7. large ring radial bore equipment according to claim 6, it is characterised in that described first guide rod is connected by sliding panel with swing arm, and the bottom of described first guide rod is connected with described sliding panel, described sliding panel and described swing arm are slidably connected.

8. large ring radial bore equipment according to claim 7, it is characterized in that, described sliding panel is provided with the second guide rod, described second guide rod is parallel to described first guide rod, described second guide rod is provided with guide pin bushing, described lifting body includes the first link and the second link, and described first link is fixing with described guide pin bushing to be connected, and described second link and described drilling equipment removably connect.

9. large ring radial bore equipment according to claim 8, it is characterised in that the drill bit in described drilling equipment is towards described first guide rod.

10. large ring radial bore equipment according to claim 8, it is characterised in that the drill bit in described drilling equipment is described first guide rod dorsad.