Precise positioning mechanism for rotary table of horizontal machining center

Abstract

The utility model discloses a horizontal machining center rotary table accurate positioning mechanism which comprises a base and a machining pedestal, one side of the upper surface of the base is fixedly connected with a supporting plate, one side of the upper surface of the supporting plate is fixedly connected with a mounting table, and a cavity is formed in the inner wall of the mounting table; a connecting plate is arranged on one side of the upper surface of the machining pedestal, and a lengthened pedestal is movably connected to one side of the outer surface of the machining pedestal. According to the precise positioning mechanism for the rotary table of the horizontal machining center, through the arrangement of the lengthened table base, the machining table base and the first fastening nail, when a large workpiece needs to be machined, the size of an existing rotary table is not enough, the lengthened table base can be installed on the machining table base, and a connecting plate is placed between the lengthened table base and the machining table base; the first fastening nails are tightened by a tool, the lengthened pedestal and the machining pedestal can be integrated by utilizing the arrangement of the connecting plate, and the length of the machining pedestal is increased, so that a large workpiece can be conveniently machined.

Description

Technical Field

[0001] The utility model relates to the technical field of a machining center turntable, in particular to a precise positioning mechanism for a horizontal machining center turntable. Background Art

[0002] In the casting system of the horizontal boring and milling machining center, the turntable, as a key structure, plays the role of supporting and driving the workpiece to rotate. In addition to having a certain load-bearing capacity, the turntable also needs to be frequently indexed during the machining process to turn a certain surface of the workpiece to be processed to a corresponding specific angular position or workstation to achieve continued processing or workstation conversion until the technical requirements specified in the engineering drawing are met.

[0003] However, when the current turntable is processing, since the sizes of each workpiece are different, the size of the turntable cannot adapt to the processing of workpieces of different specifications. When the workpiece needs to be placed, the current clamping mechanism cannot be disassembled when it is not needed. Therefore, it is necessary to design a precise positioning mechanism for the turntable of a horizontal machining center. Utility Model Content

[0004] The main purpose of the utility model is to provide a precise positioning mechanism for a turntable of a horizontal machining center, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A precise positioning mechanism for a horizontal machining center turntable comprises a base and a machining platform, wherein one side of the upper surface of the base is fixedly connected to a support plate, one side of the upper surface of the support plate is fixedly connected to a mounting platform, and a cavity is provided on the inner wall of the mounting platform; one side of the upper surface of the machining platform is provided with a connecting plate, one side of the outer surface of the machining platform is movably connected to an extended platform, and one side of the upper surface of the connecting plate is provided with a first locking nail.

[0007] In order to achieve the purpose of support, as a precise positioning mechanism for a horizontal machining center turntable of the utility model, one side of the upper surface of the machining platform is slidably connected to a support frame, and one side of the upper surface of the support frame is provided with a second locking nail.

[0008] In order to achieve the purpose of rotation, as a precise positioning mechanism for a horizontal machining center turntable of the utility model, a threaded rod is threadedly connected to one side of the upper surface of the support frame, a socket is opened on one side of the outer surface of the threaded rod, and a pin is arranged on one side of the inner wall of the socket.

[0009] In order to achieve the purpose of deposit, as a precise positioning mechanism for a horizontal machining center turntable of the utility model, the other end of the threaded rod is rotatably connected with a compacting plate.

[0010] In order to achieve the purpose of rotation, as a precise positioning mechanism for a horizontal machining center turntable of the utility model, a motor is fixedly connected to one side of the front face of the mounting table, and a worm is fixedly connected to the output end of the motor.

[0011] In order to achieve the purpose of convenient rotation, as a precise positioning mechanism for a horizontal machining center turntable of the utility model, a worm wheel is rotatably connected to one side of the bottom wall of the cavity, and the worm wheel is meshingly connected to the worm.

[0012] In order to achieve the purpose of transmission, as a precise positioning mechanism for a horizontal machining center turntable of the utility model, a transmission shaft is provided on one side of the upper surface of the worm gear, the other end of the transmission shaft is fixedly connected to the machining base, and a third locking pin is provided on one side of the outer surface of the transmission shaft.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. In the utility model, by arranging the extension seat, the connecting plate, the processing seat and the first fastening nail, when it is necessary to process a large workpiece and the current turntable size is not enough, the extension seat can be installed on the processing seat, the connecting plate can be placed between the extension seat and the processing seat, the first fastening nail can be tightened with a tool, and the setting of the connecting plate can be utilized to make the extension seat and the processing seat become one, thereby increasing the length of the processing seat, thereby facilitating the processing of large workpieces.

[0015] 2. In the utility model, through the arrangement of the support frame, the second fastening nail, the threaded rod and the compacting plate, when there is no need to fix the workpiece, the second fastening nail can be loosened with a tool, so that the support frame can slide out from the processing table. When the workpiece needs to be fixed, the support frame is installed on the processing table, and the second fastening nail is used to fix the support frame on the processing table. The pin shaft is inserted into the socket and rotated to rotate the threaded rod. While the threaded rod rotates, the compacting plate can be pushed for adjustment, which is convenient for fixing the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the mounting platform structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the processing platform structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the compaction plate structure of the utility model.

[0020] In the figure: 1, base; 2, processing platform; 3, support plate; 4, mounting platform; 5, cavity; 6, connecting plate; 7, extended platform; 8, first fastening nail; 9, second fastening nail; 10, threaded rod; 11, socket; 12, pin; 13, compacting plate; 14, motor; 15, worm; 16, worm wheel; 17, transmission shaft; 18, third fastening nail. DETAILED DESCRIPTION

[0021] 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 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.

[0022] like Figure 1-4 As shown, a precise positioning mechanism for a horizontal machining center turntable includes a base 1 and a machining table 2, a support plate 3 is fixedly connected to one side of the upper surface of the base 1, a mounting table 4 is fixedly connected to one side of the upper surface of the support plate 3, and a cavity 5 is opened on the inner wall of the mounting table 4;

[0023] In this embodiment, a connecting plate 6 is provided on one side of the upper surface of the processing platform 2, an extended platform 7 is movably connected to one side of the outer surface of the processing platform 2, and a first fastening nail 8 is provided on one side of the upper surface of the connecting plate 6.

[0024] During specific use, when it is necessary to process a large workpiece and the current turntable size is not enough, the extended seat 7 can be installed on the processing seat 2, and the connecting plate 6 can be placed between the extended seat 7 and the processing seat 2. The first fastening nail 8 is tightened with a tool. The setting of the connecting plate 6 can be used to make the extended seat 7 and the processing seat 2 become one, thereby increasing the length of the processing seat 2, thereby facilitating the processing of large workpieces.

[0025] In this embodiment, a support frame is slidably connected to one side of the upper surface of the processing platform 2, and a second fastening pin 9 is provided on one side of the upper surface of the support frame.

[0026] During specific use, when there is no need to fix the workpiece, the second fastening nail 9 can be loosened with a tool to allow the support frame to slide out from the processing base 2. When the workpiece needs to be fixed, the support frame is installed on the processing base 2, and the second fastening nail 9 can be used to fix the support frame on the processing base 2.

[0027] In this embodiment, a threaded rod 10 is threadedly connected to one side of the upper surface of the support frame, a plug hole 11 is provided on one side of the outer surface of the threaded rod 10 , and a pin shaft 12 is provided on one side of the inner wall of the plug hole 11 .

[0028] When in use, the pin shaft 12 is inserted into the insertion hole 11 and rotated, so that the threaded rod 10 can be rotated. While the threaded rod 10 is rotating, the compacting plate 13 can be pushed for adjustment, so as to facilitate the fixation of the workpiece.

[0029] In this embodiment, the other end of the threaded rod 10 is rotatably connected to a compacting plate 13 .

[0030] When used specifically, the compacting plate 13 can be provided to fix the workpiece, so that the workpiece can be processed stably during processing.

[0031] In this embodiment, a motor 14 is fixedly connected to one side of the front surface of the mounting platform 4 , and a worm 15 is fixedly connected to the output end of the motor 14 .

[0032] During specific use, when the device needs to be used, the motor 14 is started, and the motor 14 can drive the worm 15 to rotate.

[0033] In this embodiment, a worm wheel 16 is rotatably connected to one side of the bottom wall of the cavity 5 , and the worm wheel 16 is meshingly connected to the worm 15 .

[0034] During specific use, when rotating, the worm wheel 16 can be driven to rotate by the force of the worm 15 .

[0035] In this embodiment, a transmission shaft 17 is disposed on one side of the upper surface of the worm wheel 16 , the other end of the transmission shaft 17 is fixedly connected to the processing platform 2 , and a third fastening pin 18 is disposed on one side of the outer surface of the transmission shaft 17 .

[0036] During specific use, when the worm gear 16 rotates, the transmission shaft 17 can be driven to rotate, and then the processing platform 2 can be driven to rotate. At the same time, the third fastening pin 18 can fix the transmission shaft 17.

[0037] Working principle: During use, when it is necessary to process a large workpiece, the current turntable size is not enough, and the extended seat 7 can be installed on the processing seat 2, and the connecting plate 6 can be placed between the extended seat 7 and the processing seat 2. The first fastening nail 8 is tightened with a tool, and the setting of the connecting plate 6 can be used to make the extended seat 7 and the processing seat 2 become one, increase the length of the processing seat 2, and thus facilitate the processing of large workpieces. When the workpiece needs to be fixed, the support frame is installed on the processing seat 2, and the second fastening nail 9 can be used to fix the support frame on the processing seat 2, and the pin shaft 12 is inserted into the socket 11, and rotated. , the threaded rod 10 can be rotated. While the threaded rod 10 is rotating, the compacting plate 13 can be pushed for adjustment, which is convenient for fixing the workpiece. The setting of the compacting plate 13 can fix the workpiece, and the workpiece can be stably processed during processing. When the device needs to be used, the motor 14 is started, and the worm 15 can be driven to rotate by the motor 14. When rotating, the worm wheel 16 can be driven to rotate by the force of the worm 15. When the worm wheel 16 rotates, the transmission shaft 17 can be driven to rotate, and then the processing platform 2 can be driven to rotate. At the same time, the setting of the third fastening nail 18 can fix the transmission shaft 17.

[0038] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A precise positioning mechanism for a horizontal machining center turntable, comprising a base (1) and a machining base (2), characterized in that: A support plate (3) is fixedly connected to one side of the upper surface of the base (1), a mounting platform (4) is fixedly connected to one side of the upper surface of the support plate (3), and a cavity (5) is formed on the inner wall of the mounting platform (4); A connecting plate (6) is provided on one side of the upper surface of the processing platform (2), an extended platform (7) is movably connected to one side of the outer surface of the processing platform (2), and a first fastening nail (8) is provided on one side of the upper surface of the connecting plate (6).

2. The precise positioning mechanism for a horizontal machining center turntable according to claim 1, characterized in that: One side of the upper surface of the processing platform (2) is slidably connected to a support frame, and one side of the upper surface of the support frame is provided with a second locking pin (9).

3. The precise positioning mechanism for a horizontal machining center turntable according to claim 2, characterized in that: A threaded rod (10) is threadedly connected to one side of the upper surface of the support frame, a plug hole (11) is provided on one side of the outer surface of the threaded rod (10), and a pin shaft (12) is provided on one side of the inner wall of the plug hole (11).

4. The precise positioning mechanism for a horizontal machining center turntable according to claim 3, characterized in that: The other end of the threaded rod (10) is rotatably connected to a compacting plate (13).

5. The precise positioning mechanism for a horizontal machining center turntable according to claim 1, characterized in that: A motor (14) is fixedly connected to one side of the front face of the mounting platform (4), and a worm (15) is fixedly connected to the output end of the motor (14).

6. The precise positioning mechanism for a horizontal machining center turntable according to claim 1, characterized in that: A worm wheel (16) is rotatably connected to one side of the inner bottom wall of the cavity (5), and the worm wheel (16) is meshingly connected to the worm (15).

7. The precise positioning mechanism for a horizontal machining center turntable according to claim 6, characterized in that: A transmission shaft (17) is provided on one side of the upper surface of the worm wheel (16), the other end of the transmission shaft (17) is fixedly connected to the processing platform (2), and a third locking pin (18) is provided on one side of the outer surface of the transmission shaft (17).

Images