Special disc chuck for hollow rotary table

Abstract

The utility model discloses a special faceplate for a hollow rotary table, which comprises a rotary table, a faceplate is mounted below the rotary table, the faceplate is fixed on a connecting support, a faceplate shaft is arranged on the faceplate, a faceplate rotating groove is arranged on the faceplate shaft, and the rotary table is rotatably connected with the faceplate through a rotating mechanism. The rotating mechanism comprises a rotating sleeve and a rolling body, the rotating sleeve is provided with a rotating table rotating groove, an oil cup hole is formed in the rotating sleeve, and a forced filling oil cup is installed on the oil cup hole. The utility model aims to solve the problem of connection and rotation of the existing rotary table and the faceplate, and the equipment has an innovative structural design of connection of the rotary table and the faceplate, so that the rotary table can flexibly rotate on the faceplate, and is convenient to assemble, disassemble and lubricate; and the disc chuck is fixed on the connecting bracket by using bolts, so that the rapid replacement and maintenance of the disc chuck can be realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery field especially relates to a hollow rotary table special chuck. BACKGROUND

[0002] In the field of agricultural machinery, the chuck as an important agricultural machinery part has wide application. The existing rotary table and chuck connection mode is mostly direct connection of the rotary table and chuck or direct connection of the rotary table and chuck upper bearing, which makes the connection between the rotary table and chuck unstable, makes the handle connected with the rotary table shake, and the chuck shaft is solid shaft and cannot effectively classify the wire harness; since the connection of the rotary table and chuck is mostly fixed connection or through bearing connection, which makes the disassembly between the rotary table and chuck more difficult, and is not convenient for lubricating the connecting device between the rotary table and chuck.

[0003] The existing chuck is connected with the lower connecting support mostly by welding, and this welding fixing mode can reduce the precision of the chuck, and is not convenient for the use of the operator, and cannot replace the parts and disassemble the equipment.

[0004] With the rapid development of modern manufacturing industry, the requirements for workpiece machining precision and efficiency are higher and higher, and the traditional rotary table and chuck are mostly made by stamping, which has low precision and large gap after assembly. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a hollow rotary table special chuck, which has innovative rotary table and chuck connection mode, can make the structure more compact, make the assembly and disassembly lubrication more convenient, and make the operation more flexible. In order to realize the above-mentioned purpose, the specific technical scheme of the hollow rotary table special chuck of the utility model is as follows:

[0006] A hollow rotary table special chuck, including rotary table, the lower rotary table is installed with chuck, the chuck is fixed on the connecting support, the chuck is equipped with chuck shaft, the chuck shaft is equipped with chuck rotation groove, the rotary table is connected with chuck rotation through rotation mechanism, the rotation mechanism includes rotation cover and rolling body, the rotation cover is equipped with rotary table rotation groove, the rotation cover is provided with oil cup hole, the oil cup hole is installed with pressure injection oil cup.

[0007] Compared with the prior art, the utility has the beneficial effects that: the rotary table is rotatably connected with the chuck through the cooperation of the rotary sleeve and the chuck shaft, the chuck is fixed on the connecting bracket through bolts, the chuck and the connecting bracket are not fixedly integrated, and the parts can be quickly disassembled.

[0008] Further, the rotary table rotary groove is assembled with the chuck rotary groove through the rolling body.

[0009] The beneficial effects of the above further technical solutions are that: the rotary table is rotatably connected with the chuck through the rolling body, the rotary table rotates on the chuck through the rolling body, and the device is more flexible to operate.

[0010] Further, the rotary table is provided with a rotary table positioning hole, the chuck is provided with a disc body, and the disc body is provided with a chuck positioning hole.

[0011] The beneficial effects of the above further technical solutions are that: the rotary table is provided with a rotary table positioning hole, the chuck is provided with a disc body, and the disc body is provided with a chuck positioning hole, so that the rotary table is accurately positioned through the positioning rod or the positioning pin after being rotated to the corresponding position.

[0012] Further, the chuck is provided with a bolt hole, the bolt hole is provided with a bolt, the connecting bracket is provided with a mounting hole, and the chuck is fixed on the connecting bracket through the bolt.

[0013] The beneficial effects of the above further technical solutions are that: the chuck is provided with a bolt hole, the chuck is connected with the connecting bracket through the bolt, the chuck and the connecting bracket can be quickly installed and disassembled through the bolt connection, and the speed of device maintenance and assembly and disassembly is improved.

[0014] Further, the chuck is provided with a plurality of chuck positioning holes, a plurality of bolt holes, and a plurality of bolts.

[0015] The beneficial effects of the above further technical solutions are that: the positioning position of the rotary table is more accurate and clear through the plurality of positioning holes on the chuck, the chuck is more firmly and stably fixed on the connecting bracket through the plurality of bolt holes and the plurality of bolts.

[0016] Further, the bottom of the chuck is provided with a plurality of reinforcing ribs.

[0017] The beneficial effect of the further technical scheme is that the plurality of reinforcing ribs arranged on the bottom of the chuck can reinforce the chuck and improve the stability of the chuck.

[0018] Further, the rotary table and the chuck are made by casting.

[0019] The beneficial effect of the further technical scheme is that the rotary table and the chuck are made by casting, so that the precision of the overall structure is improved and the machining cost of the parts is reduced.

[0020] Further, the chuck shaft is provided with an oil seal groove, and the oil seal groove is provided with an oil seal.

[0021] The beneficial effect of the further technical scheme is that the oil seal arranged on the oil seal groove can seal the rotary sleeve and the chuck shaft and prevent the lubricating oil from flowing out.

[0022] Further, the pressure injection oil cup is provided with an oil injection hole.

[0023] The beneficial effect of the further technical scheme is that the oil injection hole arranged on the pressure injection oil cup can add lubricating oil into the rotary groove through the oil injection hole when the rotary sleeve and the chuck shaft need to be lubricated.

[0024] Further, the bottom inner side of the rotary sleeve is provided with an avoidance groove.

[0025] The beneficial effect of the further technical scheme is that the avoidance groove arranged on the bottom inner side of the rotary sleeve can avoid the rotary table from causing wear to the chuck when the chuck rotates.

[0026] The hollow rotary table special chuck has the following advantages: the rotary table and the chuck can be connected by the cooperation of the rotary sleeve and the chuck shaft, the stability of the connection between the rotary table and the chuck is improved, the chuck shaft is a hollow shaft, the wire harness can pass through the middle to realize the induction of the wire harness, the chuck can be quickly disassembled, and the parts can be replaced and maintained by arranging the bolt holes on the chuck and using the bolts to fix the chuck on the connecting bracket, the rotary mechanism can be sealed by arranging the oil seal groove on the chuck to prevent the lubricating oil from flowing out, the rolling body can be loaded into or unloaded from the rotary mechanism when the rotary table and the chuck are assembled by arranging the oil cup hole on the rotary sleeve, the oil cup hole can be locked by installing the pressure injection oil cup on the oil cup hole to prevent the rolling body from flowing out, the overall structure precision is improved by casting the rotary table and the chuck as a whole, the gap after the assembly of the parts is reduced, and the machining cost of the parts is also reduced. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is the whole structure perspective view of the utility model;

[0028] Figure 2 It is the whole structure sectional view of the utility model;

[0029] Figure 3 It is the embodiment one perspective view of the utility model;

[0030] Figure 4 It is the embodiment one plan view of the utility model;

[0031] Figure 5 It is the embodiment two perspective view of the utility model;

[0032] Figure 6 It is the embodiment two plan view of the utility model;

[0033] Figure 7 It is the embodiment three perspective view of the utility model;

[0034] Figure 8 It is the embodiment three plan view of the utility model;

[0035] 1, rotary table;2, faceplate;3, connecting support;4, bolt;5, rolling body;6, pressure injection oil cup;11, rotary table rotation groove;12, rotary table positioning hole;13, rotating sleeve;21, disc body;22, faceplate positioning hole;23, bolt hole;24, faceplate shaft;25, reinforcing rib;26, faceplate rotation groove;27, oil seal groove;61, oil injection hole;131, oil cup hole. DETAILED DESCRIPTION

[0036] In order to better understand the purpose, structure and function of the present application, the hollow rotary table special faceplate of the utility model is described in further detail below in conjunction with the drawings.

[0037] As Figures 1-8As shown, the hollow turntable special chuck of the utility model includes turntable 1, the lower portion of turntable 1 is provided with chuck 2, chuck 2 is installed above connecting bracket 3, rotating mechanism includes rotating sleeve 13 and chuck shaft 24, turntable 1 is rotatably connected with chuck 2 through rotating mechanism, so that turntable 1 can rotate on chuck 2 at will;By setting oil seal groove 27 on chuck 2, the sealing of rotating mechanism can be realized, and the outflow of lubricating oil is prevented;By setting oil cup hole 131 on rotating sleeve 13, the rolling body 5 can be loaded into the rotating mechanism or unloaded from the rotating mechanism when turntable 1 and chuck 2 are assembled;By installing pressure injection oil cup 6 on oil cup hole 131, the locking of oil cup hole 131 can be realized, and the outflow of rolling body 5 is prevented;By the cooperation of turntable positioning hole 12 and chuck positioning hole 22, the positioning of the rotation angle of turntable is realized, so that the flexible control of turntable 1 is completed;Chuck 2 is provided with bolt hole 23, connecting bracket 3 is provided with mounting hole, chuck 2 is fixed on connecting bracket 3 through bolt 4, the quick disassembly of chuck 2 and connecting bracket 3 is realized by using the bolt connection fixing mode;Turntable 1 and chuck 2 are integrally processed by casting, which improves the precision of the overall structure and reduces the processing cost;By setting oil seal on oil seal groove 27, the sealing of rotating sleeve 13 and chuck shaft 24 can be realized, and the outflow of lubricating oil is prevented;By setting oil injection hole 61 on pressure injection oil cup 6, when rotating sleeve 13 and chuck shaft 24 need to be lubricated, lubricating oil is added to the connection at oil injection hole 61, realizing the lubrication between turntable and chuck.

[0038] Rotating sleeve 13 is installed on turntable 1, and turntable rotating groove 11 is arranged in the interior of rotating sleeve 13, chuck shaft 24 of chuck 2 is provided with chuck rotating groove 26, and turntable rotating groove 11 and chuck rotating groove 26 are rotatably matched through rolling body 5, so that turntable 1 can rotate on chuck 2 at will.

[0039] A turntable positioning hole 12 is arranged on turntable 1, and disc body 21 is arranged on chuck 2, chuck positioning holes 22 are uniformly arranged on disc body 21, when the turntable needs to be rotated to a fixed angle, the turntable positioning hole 12 and the chuck positioning hole 22 can be aligned for positioning, and a positioning rod or a positioning pin is used to fix the turntable 1, realizing the quick positioning and fixing of the turntable 1. A plurality of bolt holes 23 and bolts 4 are arranged on the chuck 2, so that the chuck is fixed more firmly and stably on the connecting bracket 3, and a plurality of reinforcing ribs 25 are arranged on the bottom of the chuck 2, which can reinforce the chuck 2 and reduce the processing cost of the chuck 2.

[0040] The rotary table 1 is connected with the chuck 2 through a rotating mechanism, which comprises a rotating sleeve 13 and a chuck shaft 24. The rotating sleeve 13 is installed on the rotary table 1, and the chuck shaft 24 is arranged on the chuck 2. The rotating mechanism further comprises rolling bodies 5. The rotating sleeve 13 is provided with an oil cup hole 131 and a press-in oil cup 6. The oil cup hole 131 is arranged on the rotating sleeve 13, and the press-in oil cup 6 is installed on the oil cup hole 131. The oil cup hole 131 is used for loading and unloading the rolling bodies 5, and the press-in oil cup 6 is locked on the oil cup hole 131 to prevent the rolling bodies 5 from flowing out. The press-in oil cup 6 is provided with an oil injection hole 61, through which lubricating oil can be added to the rotating groove to lubricate the rotation of the rotary table 1 and the chuck 2. The chuck shaft 24 is provided with an oil seal groove 27, and an oil seal is installed on the oil seal groove 27. The installation of the oil seal and the oil seal groove 27 can realize the sealing of the rotating mechanism.

[0041] Embodiment one

[0042] In this embodiment, the number of bolt holes 23 arranged on the chuck 2 is four, and the bolt holes 23 are uniformly arranged on the periphery of the disc body 21. The chuck positioning holes 22 arranged on the chuck 2 are uniformly distributed around the chuck shaft 24. The chuck shaft 24 is provided with two chuck rotating grooves 26, which are connected with the rotary table rotating grooves 11 on the rotating sleeve 13 through the rolling bodies 5. The size of the rolling bodies 5 is 5 mm, so that the rotary table 1 can be flexibly and randomly rotated on the chuck 2. The chuck shaft 24 is provided with two oil seal grooves 27, which can realize the sealing of the rotating mechanism. The bottom of the disc body 21 is provided with a reinforcing rib 25, which can reinforce the disc body 21. The inside of the chuck shaft 24 is hollow, and the wire harness to be used can pass through the hollow part, which reduces the dispersion arrangement of the wire harness and improves the safety of the wire harness. In this embodiment, the preferred basic shape of the chuck 2 is circular, and other basic shapes of the chuck 2 can also be used. The number of bolt holes 23 is preferably four, and other numbers of bolt holes 23 can also be used. The number of chuck rotating grooves 26 is preferably two, and other numbers of chuck rotating grooves 26 can also be used.

[0043] Embodiment two

[0044] In the embodiment, the basic shape of the chuck 2 is circular, the number of bolt holes 23 arranged on the chuck 2 is six, the bolt holes 23 are uniformly arranged on the periphery of the chuck shaft 24, the chuck positioning holes 22 arranged on the chuck 2 are uniformly distributed around the periphery of the disc body 21, the chuck shaft 24 is provided with a chuck rotating groove 26, the chuck rotating groove 26 is connected with the rotating sleeve 13 through the rolling body 5, the size of the rolling body 5 is 5 mm, so that the rotating table 1 can be flexibly and randomly rotated on the chuck 2, the disc body 21 is provided with the reinforcing rib 25 at the bottom, so as to reinforce the disc body 21, the inside of the chuck shaft 24 is hollow, so that the wire harness to be used can pass through the hollow part, the dispersion arrangement of the wire harness is reduced, and the safety of the wire harness is improved. In the embodiment, the preferred basic shape of the chuck 2 is circular, other basic shapes of the chuck 2 can also be used, the number of bolt holes 23 is preferably six, and other numbers of bolt holes 23 can also be used; the number of chuck rotating grooves 26 is preferably one, and other numbers of chuck rotating grooves 26 can also be used.

[0045] Embodiment three

[0046] In the embodiment, the basic shape of the chuck 2 is square, the number of bolt holes 23 arranged on the chuck 2 is four, the bolt holes 23 are arranged at four corners of the disc body 21, the chuck positioning holes 22 arranged on the chuck 2 are uniformly distributed around the periphery of the chuck shaft 24, the chuck shaft 24 is provided with a chuck rotating groove 26, the chuck rotating groove 26 is connected with the rotating sleeve 13 through the rolling body 5, the size of the rolling body 5 is 5 mm, so that the rotating table 1 can be flexibly and randomly rotated on the chuck 2, the disc body 21 is provided with the reinforcing rib 25 at the bottom, so as to reinforce the disc body 21, the inside of the chuck shaft 24 is hollow, so that the wire harness to be used can pass through the hollow part, the dispersion arrangement of the wire harness is reduced, and the safety of the wire harness is improved. In the embodiment, the preferred basic shape of the chuck 2 is square, other basic shapes of the chuck 2 can also be used, the number of bolt holes 23 is preferably four, and other numbers of bolt holes 23 can also be used; the number of chuck rotating grooves 26 is preferably one, and other numbers of chuck rotating grooves 26 can also be used.

[0047] In the embodiment, the inside of the rotating sleeve 13 is provided with a rotating groove 11, the chuck shaft 24 is provided with a chuck rotating groove 26, the rotating sleeve 13 and the chuck shaft 24 are matched to rotate through the rotating groove and the rolling body 5; the chuck 2 and the connecting bracket 3 are fixed through the bolt 4, and other quick assembly and disassembly connecting modes can also be adopted for fixing; in the embodiment, the preferred basic shape of the chuck 2 is a circle and a square, and other basic shape chucks 2 can also be adopted; the number of the bolt hole 23 is preferably four or six, and other numbers of the bolt hole 23 can also be adopted; the number of the chuck rotating groove 26 is preferably one or two, and other numbers of the chuck rotating groove 26 can also be adopted; the size of the rolling body 5 is preferably 5mm, and other sizes of the rolling body 5 can also be adopted.

[0048] As preferred, the chuck 2 is installed below the rotating table 1, the chuck 2 is fixed on the connecting bracket 3, the chuck 2 is provided with the chuck shaft 24, the chuck shaft 24 is provided with the chuck rotating groove 26, the rotating table 1 is rotationally connected with the chuck 2 through a rotating mechanism, the rotating mechanism comprises the rotating sleeve 13 and the rolling body 5, the rotating sleeve 13 is provided with the rotating groove 11, the rotating sleeve 13 is provided with the oil cup hole 131, and the oil cup hole 131 is installed with the injection oil cup 6.

[0049] The rotating table 1 and the chuck 2 can be rotationally connected through the cooperation of the rotating sleeve 13 and the chuck shaft 24, the stability of the connection between the rotating table 1 and the chuck 2 is improved, the chuck shaft 24 is a hollow shaft, the wire harness can pass through the middle to realize the induction of the wire harness; the bolt hole 23 is arranged on the chuck 2, the connecting bracket 3 is fixed on the chuck 2 through the bolt 4, the chuck 2 can be quickly disassembled, and the replacement and maintenance of parts can be realized; the oil seal groove 27 is arranged on the chuck 2, the sealing of the rotating mechanism can be realized, and the outflow of lubricating oil is prevented; the oil cup hole 131 is arranged on the rotating sleeve 13, the rolling body 5 can be assembled into the rotating mechanism or disassembled from the rotating mechanism when the rotating table 1 and the chuck 2 are assembled; the injection oil cup 6 is installed on the oil cup hole 131, the locking of the oil cup hole 131 can be realized, and the outflow of the rolling body 5 is prevented; the rotating table 1 and the chuck 2 are integrally formed in a casting mode, the overall structural precision is improved, the gap after the assembly of parts is reduced, and the machining cost of parts is also reduced.

[0050] It can be understood that the utility model is described through some embodiments, and the person skilled in the art knows that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the application belong to the scope protected by the utility model.

Claims

1. A special pallet for a hollow turntable, comprising a turntable (1), characterized in that: The lower part of the rotating platform (1) is provided with a chuck plate (2), the chuck plate (2) is fixed on a connecting bracket (3), the chuck plate (2) is provided with a chuck plate shaft (24), the chuck plate shaft (24) is provided with a chuck plate rotating groove (26), the rotating platform (1) is rotationally connected with the chuck plate (2) through a rotating mechanism, the rotating mechanism comprises a rotating sleeve (13) and a rolling body (5), the rotating sleeve (13) is provided with a rotating platform rotating groove (11), the rotating sleeve (13) is provided with an oil cup hole (131), and the oil cup hole (131) is provided with a pressure injection oil cup (6).

2. The hollow turntable-specific faceplate according to claim 1, characterized in that: The rotating platform rotating groove (11) is assembled with the chuck plate rotating groove (26) through the rolling body (5).

3. The hollow turntable-specific faceplate according to claim 1, characterized in that: The rotating platform (1) is provided with a rotating platform positioning hole (12), the chuck plate (2) is provided with a disc body (21), and the disc body (21) is provided with a chuck plate positioning hole (22).

4. The hollow turntable-specific faceplate according to claim 1, characterized in that: The chuck plate (2) is provided with a bolt hole (23), the bolt hole (23) is provided with a bolt (4), the connecting bracket (3) is provided with a mounting hole, and the chuck plate (2) is fixed on the connecting bracket (3) through the bolt (4).

5. A hollow swivel dedicated pallet according to claim 3 or 4, characterized in that: The chuck plate (2) is provided with a plurality of chuck plate positioning holes (22), the chuck plate (2) is provided with a plurality of bolt holes (23), and the chuck plate (2) is provided with a plurality of bolts (4).

6. The hollow turntable-specific faceplate according to claim 1, characterized in that: The bottom of the chuck plate (2) is provided with a plurality of reinforcing ribs (25).

7. The hollow turntable-specific faceplate according to claim 1, characterized in that: The rotating platform (1) and the chuck plate (2) are made of casting.

8. The hollow turntable-specific faceplate according to claim 1, characterized in that: The chuck plate shaft (24) is provided with an oil seal groove (27), and the oil seal groove (27) is provided with an oil seal.

9. The hollow turntable-specific faceplate according to claim 1, characterized in that: The pressure injection oil cup (6) is provided with an oil injection hole (61).

10. The hollow turntable-specific faceplate according to claim 1, characterized in that: The bottom inner side of the rotating sleeve (13) is provided with an avoidance groove.

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