CN217255120U

CN217255120U - Horizontal machining center for deburring of die castings

Info

Publication number: CN217255120U
Application number: CN202121537934.0U
Authority: CN
Inventors: 童建金
Original assignee: Ningbo Jusijie Machinery Co ltd
Current assignee: Ningbo Jusijie Machinery Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-08-23
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a horizontal machining center of die casting deburring processing relates to burr processingequipment technical field, including lathe bed and casing, the fixed surface of lathe bed is connected with the workstation base, the inner wall fixedly connected with fourth motor of workstation base, the output shaft fixed mounting of fourth motor has synchronous pulley, the inner wall dead axle of workstation base rotates and is connected with the drive shaft. The utility model discloses, through mutually supporting between the above-mentioned structure, the die casting that drives its surface through the workstation upset carries out the upset in step, and the cutter of installing on the casing surface through cutter clamp mouth simultaneously carries out the grinding to the die casting, has reached and has made things convenient for the die casting to carry out positive and negative both sides processing, and the casing can drive the cutter and carry out arbitrary direction and remove and fix a position, and the burr position that adapts to different die castings carries out the effect of polishing.

Description

Horizontal machining center for deburring of die castings

Technical Field

The utility model relates to a burr processingequipment technical field specifically is a horizontal machining center of die casting deburring processing.

Background

In the process of producing and processing the die casting, burrs generated in the die casting process must be removed.

Traditional die casting deckle edge mode of getting rid of divide into two kinds, the first manual polishing for artifical use tool, the artifical mode of polishing is not only efficient, intensity of labour is big, and lead to the uniformity of part to go wrong easily, the second mode is got rid of for the industrial robot who adopts horizontal machining center, install the tool bit promptly on the robot, instrument such as polisher are processed and are got rid of the burr, there is not enough problem of cutting force, and the size of different die castings is different, traditional industrial robot can't carry out all-round the polishing to the die castings of unidimensional not, above-mentioned two kinds of modes are very inconvenient in the in-service use process, consequently it is very necessary to design a horizontal machining center that can high-efficient get rid of the die casting burr.

Disclosure of Invention

An object of the utility model is to provide a horizontal machining center of burr processing is got rid of to die casting, the die casting that drives its surface through the workstation upset carries out the upset in step, the cutter of installing on the casing surface through cutter clamp mouth simultaneously carries out the grinding to the die casting, the effect that makes things convenient for the die casting to carry out positive and negative both sides processing has been reached, and the casing can drive the cutter and carry out arbitrary direction and remove and fix a position, the effect of polishing is carried out to the burr position that adapts to different die castings, it is not only efficient to have solved the artifical mode of polishing, high labor strength, and lead to the uniformity of part to go wrong easily, and traditional industrial robot can't carry out the all-round problem of polishing to the die casting of not unidimensional.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a horizontal machining center of die casting deburring processing, includes lathe bed and casing, the fixed surface of lathe bed is connected with the workstation base, the inner wall fixedly connected with fourth motor of workstation base, the output shaft fixed mounting of fourth motor has synchronous pulley.

The inner wall dead axle of workstation base rotates and is connected with the drive shaft, the one end fixedly connected with revolving platform of fourth motor is kept away from to the drive shaft, the detachable workstation that is connected with in surface of revolving platform, the armshaft fixed mounting of drive shaft has belt assembly, belt assembly keep away from the one end of drive shaft with synchronous pulley cooperatees, the inner wall of workstation base is provided with the fixed establishment who is used for stabilizing the revolving platform, the tip fixed mounting of casing has the cutter to press from both sides the mouth, still includes the order sideslip about the casing carries out, carries out the first actuating mechanism who gets rid of die casting burr, and the order the casing reciprocates, carries out the second actuating mechanism who gets rid of die casting burr, still includes the order sideslip around the casing carries out, carries out the third actuating mechanism who gets rid of die casting burr.

Optionally, the first driving mechanism includes a second motor, an outer wall fixedly connected with motor mounting seat of the second motor, a first bottom surface fixedly connected with guide rail of the casing, a surface sliding of the first guide rail is connected with a limit base, a fixed shell is fixedly connected with a bottom surface of the limit base, a bottom surface of the motor mounting seat is connected with a surface fixed of the fixed shell, a second output shaft of the second motor is fixedly connected with a lead screw, and a first threaded hole which enables the lead screw to pass through and is in threaded connection with the second lead screw is arranged on the surface of the casing in a penetrating manner.

Optionally, the second driving mechanism includes a support frame, a sliding seat is fixedly connected to the bottom surface of the support frame, a first motor is fixedly mounted on the surface of the support frame, a first lead screw is fixedly connected to an output end of the first motor, an installation tailstock is in threaded connection with an axle arm of the first lead screw, and the surface of the installation tailstock is detachably connected with the surface of the fixed shell.

Optionally, the surface of the support frame is fixedly connected with two guide bars, two the surface of the guide bar is connected with two limiting slide blocks in a sliding manner, and the surface of the four limiting slide blocks is detachably connected with the surface of the fixed shell.

Optionally, the third driving mechanism includes a second guide rail, the bottom surface of the sliding seat is fixedly connected to the surface of the second guide rail, the surface of the second guide rail is slidably connected to a limiting strip, one side of the limiting strip, which is away from the second guide rail, is fixedly connected to the surface of the bed body, the surface of the sliding seat is fixedly connected to a third motor, the outer wall of the third motor is fixedly connected to the surface of the limiting strip, the output end of the third motor is fixedly connected to a third lead screw, and a second threaded hole, through which the third lead screw passes and is in threaded connection with the second threaded hole, is formed in the surface of the sliding seat.

Optionally, the fixing mechanism includes a cylinder, the bottom surface of the outer wall of the cylinder is fixedly connected with the inner wall of the workbench base, the telescopic part of the cylinder is fixedly connected with a positioning block, the bottom surface of the rotary table is fixedly connected with a positioning cylinder, and the position of the positioning cylinder corresponds to the position of the positioning block.

Optionally, the number of the fixing mechanisms is two, and the fixing mechanisms are arranged in a left-right symmetrical manner by taking the driving shaft as an axis.

Optionally, the first screw rod is matched with the inner diameter of the installation tailstock, and the bottom surface of the lathe bed is fixedly connected with a bolt installation plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

one, the utility model discloses a with the detachable surface of connecting at the workstation of pending die casting, thereby rotate the workstation that drives its surface through the revolving platform and overturn, the die casting that overturns through the workstation and drive its surface carries out synchronous upset, the cutter of installing on the casing surface through cutter holder simultaneously carries out the grinding to the die casting, the effect that makes things convenient for the die casting to carry out positive and negative both sides processing has been reached, openly carry out burr machining promptly, the reverse side carries out unloading and clamping, cycle machining with this is reciprocal, the machining efficiency of die casting has been improved greatly.

Two, the utility model discloses a start the second motor, second motor output shaft's rotation drives two rotations of lead screw, rotate through two lead screws, thereby make the casing remove about spacing of spacing base, the casing drives the guide rail of its bottom surface when removing simultaneously and slides along spacing base's inner wall, thereby make the casing carry out linear motion, the cutter of having guaranteed to install on the cutter presss from both sides the mouth carries out steady linear motion, and then polish about the burr on die casting surface, thereby the machining precision is improved, make the processing effect of device better.

Three, the utility model discloses an installation tailstock carries out vertical reciprocating, carries out vertical reciprocating through the installation tailstock and drives fixed shell and carry out synchronous vertical reciprocating, and then drives the cutter of installation on the cutter presss from both sides the mouth and can carry out vertical reciprocating, and then carries out polishing of vertical direction to the die casting, adapts to the burr position of different die castings for the effect of polishing is better, the device uses more conveniently.

Four, the utility model discloses a three rotations of lead screw and the threaded connection relation of three and sliding seat of lead screw for linear movement around the sliding seat carries out under spacing of spacing, and then drives the support frame and carry out synchronous back-and-forth movement, thereby make the cutter of installation on the cutter clamp mouth can carry out the linear movement of fore-and-aft direction, further adapted to the die casting of different specifications size and carried out the burr and polish, reached the effect that makes the degree of automation of device higher, adaptability is stronger.

Fifthly, the utility model discloses a start cylinder, cylinder pars contractilis drive the locating piece and shifts up to and in inserting a location section of thick bamboo, can carry on spacingly to the position of revolving platform, avoid the revolving platform to take place to deflect by oneself, influence the machining precision.

Drawings

FIG. 1 is an isometric view of a portion of the structure of the present invention;

FIG. 2 is an isometric view of the structure of the present invention and is taken as a front view;

figure 3 is an isometric view of a portion of the structure of figure 1 in accordance with the present invention;

FIG. 4 is an isometric view of a portion of the structure of FIG. 1 according to the present invention;

figure 5 is an isometric view of a portion of the structure of figure 1 in accordance with the present invention;

fig. 6 is a front cross-sectional view of the structure of fig. 5 according to the present invention.

In the figure: 1. a bed body; 2. a turntable; 3. a support frame; 4. a work table; 5. a first motor; 6. a second motor; 7. a housing; 8. a third motor; 9. a table base; 10. a drive shaft; 11. a support block; 12. positioning blocks; 13. a positioning cylinder; 14. a belt assembly; 15. a fourth motor; 16. a synchronous pulley; 17. a cylinder; 18. a first screw rod; 19. a sliding seat; 20. conducting bars; 21. a limiting slide block; 22. installing a tailstock; 23. fixing the housing; 24. a motor mounting base; 25. a tool holder; 26. a limiting base; 27. a first guide rail; 28. a second screw rod; 29. a third screw rod; 30. a threaded seat; 31. a second guide rail; 32. a limiting strip; 33. and (6) mounting the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a horizontal machining center of die casting deburring processing, includes lathe bed 1 and casing 7, the fixed surface of lathe bed 1 is connected with workstation base 9, the inner wall fixedly connected with fourth motor 15 of workstation base 9, the output shaft fixed mounting of fourth motor 15 has synchronous pulley 16.

The inner wall of the workbench base 9 is fixedly connected with a driving shaft 10 in a fixed-axis rotating manner, one end of the driving shaft 10 far away from a fourth motor 15 is fixedly connected with a rotary table 2, the surface of the rotary table 2 is detachably connected with a workbench 4, a shaft arm of the driving shaft 10 is fixedly provided with a belt component 14, one end of the belt component 14 far away from the driving shaft 10 is matched with a synchronous belt pulley 16, an operator firstly detachably connects a die casting to be processed on the surface of the workbench 4 through a clamp, then starts the fourth motor 15 to enable an output shaft of the fourth motor 15 to rotate, the output shaft of the fourth motor 15 rotates to drive the synchronous belt pulley 16 to rotate, the synchronous belt pulley 16 rotates to drive the driving shaft 10 to rotate through the transmission of the belt component 14, the driving shaft 10 rotates to drive the rotary table 2 to rotate, and the rotary table 2 rotates to drive the workbench 4 on the surface to turn, the die casting on the surface of the die casting is driven to synchronously overturn through the overturning of the workbench 4, and the die casting is ground by the cutter arranged on the surface of the machine shell 7 through the cutter clamping opening 25, so that the effect of conveniently processing the front side and the back side of the die casting is achieved, namely, burr processing is performed on the front side, blanking and clamping are performed on the back side, and accordingly, cyclic processing is performed in a reciprocating manner, and the processing efficiency of the die casting is greatly improved;

by starting the second motor 6, the rotation of the output shaft of the second motor 6 drives the second screw rod 28 to rotate, and the second screw rod 28 rotates, so that the casing 7 moves left and right under the limit of the limit base 26, and simultaneously the casing 7 moves and drives the first guide rail 27 on the bottom surface to slide along the inner wall of the limit base 26, so that the casing 7 moves linearly, the cutter mounted on the cutter clamping opening 25 moves stably and linearly, and the burrs on the surface of a die casting are polished left and right, thereby improving the processing precision and ensuring better processing effect of the device, the inner wall of the workbench base 9 is provided with a fixing mechanism for stabilizing the rotary table 2, the end part of the casing 7 is fixedly provided with the cutter clamping opening 25, and the device further comprises a first driving mechanism for enabling the casing 7 to move transversely left and right to remove the burrs of the die casting, the device comprises a shell 7, a first driving mechanism and a second driving mechanism, wherein the shell 7 is driven to move up and down to remove burrs of the die casting, and the device also comprises a third driving mechanism which is driven to transversely move back and forth to remove the burrs of the die casting.

Further, the first driving mechanism includes a second motor 6, a motor mounting seat 24 is fixedly connected to the outer wall of the second motor 6, a first guide rail 27 is fixedly connected to the bottom surface of the casing 7, a first limiting base 26 is slidably connected to the surface of the first guide rail 27, a fixed housing 23 is fixedly connected to the bottom surface of the first limiting base 26, the bottom surface of the motor mounting seat 24 is fixedly connected to the surface of the fixed housing 23, a second lead screw 28 is fixedly connected to the output shaft of the second motor 6, a first threaded hole which allows the second lead screw 28 to pass through and be in threaded connection with the first lead screw is formed in the surface of the casing 7, the rotation of the output shaft of the second motor 6 by starting the second motor 6 drives the second lead screw 28 to rotate, the casing 7 is rotated by the second lead screw 28, so that the casing 7 moves left and right under the limitation of the limiting base 26, and the casing 7 drives the first guide rail 27 on the bottom surface to slide along the inner wall of the limiting base 26 while moving, thereby make casing 7 carry out linear motion, guaranteed that the cutter of installation on the cutter presss from both sides the mouth 25 and carries out steady rectilinear movement, and then polish about the burr on die casting surface to improve the machining precision, made the processing effect of device better.

Further, the second driving mechanism comprises a supporting frame 3, a sliding seat 19 is fixedly connected to the bottom surface of the supporting frame 3, a first motor 5 is fixedly installed on the surface of the supporting frame 3, a first lead screw 18 is fixedly connected to the output end of the first motor 5, an installation tailstock 22 is in threaded connection with a shaft arm of the first lead screw 18, the surface of the installation tailstock 22 is detachably connected with the surface of the fixed shell 23, an output shaft of the first motor 5 is rotated to drive the first lead screw 18 to rotate by starting the first motor 5, the first lead screw 18 is rotated and drives the fixed shell 23 to synchronously vertically move up and down through the threaded connection relationship between the installation tailstock 22 and the first lead screw 18 and the detachable connection relationship between the installation tailstock 22 and the fixed shell 23, so that the installation tailstock 22 vertically moves up and down under the limit of the fixed shell 23, and the installation tailstock 22 vertically drives the fixed shell 23 to synchronously vertically move up and down, and then the cutter that drives installation on the cutter presss from both sides mouthful 25 can carry out vertical reciprocating, and then carries out polishing of vertical direction to the die casting, adapts to the burr position of different die castings for the effect of polishing is better, the device uses more conveniently.

Further, the fixed surface of support frame 3 is connected with two conducting bars 20, two the equal sliding connection in surface of conducting bar 20 has two limit slider 21, four limit slider 21 the surface all with the surface detachable type of fixed shell 23 is connected, through four limit slider 21 along two conducting bar 20 surface gliding processes, can carry out vertical spacing to fixed shell 23 for the removal process of fixed shell 23 is more stable.

Further, the third driving mechanism comprises a second guide rail 31, the bottom surface of the sliding seat 19 is fixedly connected with the surface of the second guide rail 31, the surface of the second guide rail 31 is connected with a limiting strip 32 in a sliding manner, one side, far away from the second guide rail 31, of the limiting strip 32 is fixedly connected with the surface of the bed body 1, the surface of the sliding seat 19 is fixedly connected with a third motor 8, the outer wall of the third motor 8 is fixedly connected with the surface of the limiting strip 32, the output end of the third motor 8 is fixedly connected with a third lead screw 29, a second threaded hole for the third lead screw 29 to pass through and be in threaded connection with is formed in the surface of the sliding seat 19, the third lead screw 29 is driven to rotate by starting the third motor 8 through rotation of the output shaft of the third motor 8, the sliding seat 19 is enabled to linearly move back and forth under the limiting of the limiting strip 32 through rotation of the third lead screw 29 and the threaded connection relationship between the third lead screw 29 and the sliding seat 19, and then drive support frame 3 and carry out synchronous back-and-forth movement to make the cutter of installation on the cutter presss from both sides the mouth 25 and can carry out the rectilinear movement of fore-and-aft direction, further adapted not die casting of specification size and carried out the burr and polish, reached and made the effect that the degree of automation of device is higher, adaptability is stronger.

Further, the fixing mechanism comprises a cylinder 17, the bottom surface of the outer wall of the cylinder 17 is fixedly connected with the inner wall of the workbench base 9, the telescopic portion of the cylinder 17 is fixedly connected with the positioning block 12, the bottom surface of the rotary table 2 is fixedly connected with the positioning cylinder 13, the position of the positioning cylinder 13 corresponds to the position of the positioning block 12, the cylinder 17 is started, the telescopic portion of the cylinder 17 drives the positioning block 12 to move upwards and is inserted into the positioning cylinder 13, the position of the rotary table 2 can be limited, and the rotary table 2 is prevented from being deflected automatically to influence the machining precision.

Further, the number of the fixing mechanisms is two, and the fixing mechanisms are arranged in a left-right symmetrical manner by taking the driving shaft 10 as an axis.

Further, the size diameter of the first screw rod 18 is matched with the inner diameter of the installation tailstock 22, and a bolt installation plate 33 is fixedly connected to the bottom surface of the lathe bed 1.

The working principle is as follows: when the horizontal machining center for deburring of die castings is used, an operator firstly detachably connects the die castings to be processed to the surface of a workbench 4 through a clamp, then starts a fourth motor 15 to enable an output shaft of the fourth motor 15 to rotate, the output shaft of the fourth motor 15 rotates to drive a synchronous belt pulley 16 to rotate, the synchronous belt pulley 16 rotates to drive a driving shaft 10 to rotate through the transmission of a belt assembly 14, the driving shaft 10 rotates to drive a revolving platform 2 to rotate, the revolving platform 2 rotates to drive the workbench 4 on the surface of the revolving platform to overturn, the workbench 4 overturns to drive the die castings on the surface of the revolving platform to synchronously overturn, and meanwhile, the die castings are ground through a cutter arranged on the surface of a machine shell 7 through a cutter clamping opening 25, so that the effect of facilitating the forward and reverse machining of the die castings is achieved, namely, the front side is subjected to burr processing, and the back side is subjected to blanking and clamping, so that the circular processing is carried out repeatedly, and the processing efficiency of the die casting is greatly improved;

by starting the second motor 6, the rotation of the output shaft of the second motor 6 drives the second screw rod 28 to rotate, and the rotation is carried out through the second screw rod 28, so that the casing 7 moves left and right under the limit of the limit base 26, and meanwhile, the casing 7 drives the first guide rail 27 on the bottom surface of the casing to slide along the inner wall of the limit base 26 while moving, so that the casing 7 moves linearly, the cutter mounted on the cutter clamping opening 25 is ensured to move linearly and stably, and further burrs on the surface of a die casting are polished left and right, so that the machining precision is improved, and the machining effect of the device is better;

by starting the first motor 5, the output shaft of the first motor 5 rotates to drive the first screw rod 18 to rotate, the first screw rod 18 rotates and drives the first screw rod 18 to rotate through the threaded connection relation between the installation tailstock 22 and the first screw rod 18 and the detachable connection relation between the installation tailstock 22 and the fixed shell 23, so that the installation tailstock 22 vertically moves up and down under the limit of the fixed shell 23, the installation tailstock 22 vertically moves up and down to drive the fixed shell 23 to synchronously vertically move up and down, further, a cutter installed on the cutter clamping opening 25 is driven to vertically move up and down, further, the die castings are polished in the vertical direction, the device is suitable for burr positions of different die castings, the polishing effect is better, and the device is more convenient to use;

through starting third motor 8, the rotation of the output shaft of third motor 8 drives third lead screw 29 and rotates, rotate through third lead screw 29 and the threaded connection relation of third lead screw 29 and sliding seat 19, make sliding seat 19 carry out linear motion around spacing under spacing of spacing strip 32, and then drive support frame 3 and carry out synchronous back-and-forth movement, thereby make the cutter of installation on the cutter presss from both sides mouth 25 can carry out the linear motion of fore-and-aft direction, further adapted to the die casting of different specifications size and carried out the burr and polish, reached and made the degree of automation of device higher, the stronger effect of adaptability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a horizontal machining center of die casting deburring processing, includes lathe bed (1) and casing (7), its characterized in that: the surface of the lathe bed (1) is fixedly connected with a workbench base (9), the inner wall of the workbench base (9) is fixedly connected with a fourth motor (15), and an output shaft of the fourth motor (15) is fixedly provided with a synchronous belt pulley (16);

the inner wall dead axle of workstation base (9) rotates to be connected with drive shaft (10), the one end fixedly connected with revolving platform (2) of fourth motor (15) is kept away from to drive shaft (10), the detachable workstation (4) that is connected with in surface of revolving platform (2), the armshaft fixed mounting of drive shaft (10) has belt subassembly (14), the one end that drive shaft (10) were kept away from to belt subassembly (14) with synchronous pulley (16) cooperatees, the inner wall of workstation base (9) is provided with the fixed establishment that is used for stabilizing revolving platform (2), the tip fixed mounting of casing (7) has cutter clamp mouth (25), still include the order casing (7) carry out left and right sides sideslip, carry out the first actuating mechanism that gets rid of die casting burr, and order casing (7) reciprocate, the second actuating mechanism who gets rid of die casting burr, the machine shell (7) is made to move forwards and backwards, and a third driving mechanism is used for removing burrs of the die casting.

2. The horizontal machining center for deburring die casting according to claim 1, wherein: first actuating mechanism includes second motor (6), outer wall fixedly connected with motor mount pad (24) of second motor (6), the bottom surface fixedly connected with guide rail (27) of casing (7), the surperficial sliding connection of guide rail (27) has spacing base (26), the bottom surface fixedly connected with stationary housing (23) of spacing base (26), the bottom surface of motor mount pad (24) with the fixed surface of stationary housing (23) is connected, the output shaft fixedly connected with lead screw two (28) of second motor (6), the surface of casing (7) is run through and is provided with the order lead screw two (28) pass and threaded connection's screw hole one with it.

3. The horizontal machining center for deburring of die castings according to claim 2, characterized in that: the second driving mechanism comprises a supporting frame (3), a sliding seat (19) is fixedly connected to the bottom surface of the supporting frame (3), a first motor (5) is installed on the surface of the supporting frame (3), a first screw rod (18) is fixedly connected to the output end of the first motor (5), an installation tailstock (22) is connected to a shaft arm of the first screw rod (18) in a threaded mode, and the surface of the installation tailstock (22) is detachably connected with the surface of the fixed shell (23).

4. The horizontal machining center for deburring die casting according to claim 3, wherein: the surface of support frame (3) fixed surface is connected with two conducting bars (20), two the equal sliding connection in surface of conducting bar (20) has two stop block (21), four the surface of stop block (21) all with the surface detachable connection of fixed shell (23).

5. The horizontal machining center for deburring machining of die castings according to any one of claims 3 or 4, wherein: the third driving mechanism comprises a second guide rail (31), the bottom surface of the sliding seat (19) is fixedly connected with the surface of the second guide rail (31), the surface of the second guide rail (31) is connected with a limiting strip (32), one side, away from the second guide rail (31), of the limiting strip (32) is fixedly connected with the surface of the lathe bed (1), the surface of the sliding seat (19) is fixedly connected with a third motor (8), the outer wall of the third motor (8) is fixedly connected with the surface of the limiting strip (32), the output end of the third motor (8) is fixedly connected with a third screw rod (29), and a second threaded hole, used for allowing the third screw rod (29) to penetrate through and be in threaded connection with the second threaded hole, is formed in the surface of the sliding seat (19).

6. The horizontal machining center for deburring die casting according to claim 1, wherein: the fixing mechanism comprises an air cylinder (17), the bottom surface of the outer wall of the air cylinder (17) is fixedly connected with the inner wall of the workbench base (9), the telescopic part of the air cylinder (17) is fixedly connected with a positioning block (12), the bottom surface of the rotary table (2) is fixedly connected with a positioning cylinder (13), and the position of the positioning cylinder (13) corresponds to the position of the positioning block (12).

7. The horizontal machining center for deburring of die castings according to claim 6, wherein: the number of the fixing mechanisms is two, and the two fixing mechanisms are arranged in a left-right symmetrical mode by taking the driving shaft (10) as an axis.

8. The horizontal machining center for deburring of die castings according to claim 3, characterized in that: the size of the first screw rod (18) is matched with the inner diameter of the installation tailstock (22), and a bolt installation plate (33) is fixedly connected to the bottom surface of the lathe bed (1).