CN219025954U

CN219025954U - Oil pressure thimble tailstock

Info

Publication number: CN219025954U
Application number: CN202222713680.4U
Authority: CN
Inventors: 管鑫; 穆远凯
Original assignee: Suzhou Yingna Precision Machinery Co ltd
Current assignee: Suzhou Yingna Precision Machinery Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-05-16
Anticipated expiration: 2032-10-14

Abstract

The utility model belongs to the field of thimble tailstock, and particularly relates to an oil pressure thimble tailstock which solves the problems of high cost and low efficiency in the prior art and comprises a bottom plate, wherein two symmetrical rails are fixedly connected to the bottom plate through screws, two sliding tables are assembled on the two rails in a sliding manner, a base is welded on the tops of the two sliding tables together, a groove is formed in one side of the base, a clamping block is assembled on the base in a sliding manner, the clamping block is connected in the groove in a sliding manner, a first spring and a pull rod are welded on the side wall of the clamping block respectively, and the other end of the first spring is welded on the bottom wall of the groove; through the setting of fixed block, response piece isotructure, starter motor removes the fixed block to suitable position, starts the hydro-cylinder, and the piston rod begins to stretch out and draw back, and the base on the slip table begins rectilinear movement along the track, and the fixture block moves ahead through pushing down the slider, and fixture block and fixed block gomphosis each other to reach automatic locking, can not remove during the installation, improve the security.

Description

Oil pressure thimble tailstock

Technical Field

The utility model relates to the technical field of thimble tailstock, in particular to an oil pressure thimble tailstock.

Background

At present, the thimble tailstock is used for supporting the tail part of a workpiece to prevent the workpiece from deforming in cutting to influence the machining precision, and a drill bit is arranged on the tailstock and can be used for drilling a rotating center of the workpiece.

The authorized bulletin number in the prior art is: the CN 214185267U numerical control lathe oil pressure tailstock realizes the adjustment of the movement speed of the tailstock body by arranging the in-place detector and the speed change detector, and avoids the damage of the thimble caused by the collision of the thimble to a product; the position of the tailstock body is adjusted by arranging the guide rail so as to adapt to the addition of products with different lengths, however, the position of the tailstock is adjusted by adopting the detector and the speed change detector, the tailstock cannot be fixed, the structure cannot be detached in a split mode, the maintenance cost is high, and the working efficiency is affected.

Disclosure of Invention

The utility model aims to provide an oil pressure thimble tailstock, which solves the problems of high cost and low efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the oil pressure thimble tailstock comprises a bottom plate, wherein two symmetrical rails are fixedly connected to the bottom plate through screws, two sliding tables are assembled on the rails in a sliding mode, a base is welded on the tops of the two sliding tables together, a groove is formed in one side of the base, a clamping block is assembled on the base in a sliding mode, the clamping block is slidably connected to the inside of the groove, a first spring and a pull rod are welded on the side wall of the clamping block respectively, the other end of the first spring is welded on the bottom wall of the groove, an air cylinder is installed on the inner wall of the groove, and an air rod is arranged in the air cylinder;

the top welding of bottom plate has two supporting seats, two install the lead screw through the bearing rotation between the supporting seat, the motor is installed at the top of bottom plate, the output of motor passes through the coupling joint and is in the one end of lead screw, sliding fit has the fixed block on the lead screw, sliding fit has the slider on the fixed block, one side of slider is provided with the inductor, the inductor with the cylinder is electric connection.

Preferably, the top of base passes through screw fixed mounting and has the base, the thimble is installed to one side of base.

Preferably, the top of the bottom plate is provided with an oil cylinder, a piston rod is arranged in the oil cylinder, and the piston rod is fixedly connected to one side of the base through a screw.

Preferably, a sliding groove is formed in the fixed block, the sliding block is connected inside the sliding groove in a sliding mode, a second spring is welded at the bottom of the sliding block, and the other end of the second spring is welded on the bottom wall of the sliding groove.

Preferably, the pull rod and the air rod are L-shaped.

Preferably, the sliding block is of a triangular block structure.

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

1. according to the utility model, through the arrangement of the structures such as the fixed block and the induction piece, the motor is started to move the fixed block to a proper position, the oil cylinder is started, the piston rod starts to stretch, the base on the sliding table starts to move linearly along the track until the clamping block moves forward through the pressing sliding block, and the clamping block is mutually embedded with the fixed block, so that the automatic locking is realized, the movement is avoided during the installation, and the safety is improved.

2. According to the utility model, through the arrangement of the structures such as the screw, the base and the like, the base is fixedly arranged on the base through the screw, and if faults occur, the base can be separately maintained, so that the maintenance cost is greatly reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side view of the present utility model;

fig. 3 is a top view of the present utility model.

In the figure: 1. a bottom plate; 2. a track; 3. a sliding table; 4. a base; 5. a base; 6. a thimble; 7. a clamping block; 8. a piston rod; 9. an oil cylinder; 10. a pull rod; 11. a cylinder; 12. a groove; 13. an air bar; 14. a support base; 15. a screw rod; 16. a chute; 17. a fixed block; 18. a slide block; 19. an inductor; 20. and a motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an oil pressure thimble tailstock comprises a bottom plate 1, wherein two symmetrical rails 2 are fixedly connected to the bottom plate 1 through screws, two sliding tables 3 are assembled on the two rails 2 in a sliding manner, a base 4 is welded on the tops of the two sliding tables 3 together, a groove 12 is formed in one side of the base 4, a clamping block 7 is assembled on the base 4 in a sliding manner, the clamping block 7 is slidingly connected to the inside of the groove 12, a first spring and a pull rod 10 are respectively welded on the bottom of the clamping block 7, the other end of the first spring is welded on the bottom wall of the groove 12, a cylinder 11 is arranged on the inner wall of the groove 12, an air rod 13 is arranged in the cylinder 11, two supporting seats 14 are welded on the top of the bottom plate 1, a screw 15 is rotatably arranged between the two supporting seats 14 through bearings, a motor 20 is arranged on the top of the bottom plate 1, an output end of the motor 20 is connected to one end of the screw 15 through a coupling, a fixed block 17 is assembled on the screw 15 in a sliding manner, a sliding block 18 is assembled on the fixed block 17, one side of the sliding block 18 is provided with an inductor 19, and the inductor 19 is electrically connected with the cylinder 11; through the setting of fixed block 17, response piece isotructure, starter motor 20 removes fixed block 17 to suitable position, and start cylinder 9, piston rod 8 begin to stretch out and draw back, and base 4 on the slip table 3 begins rectilinear movement along track 2, until fixture block 7 pushes down slider 18 and gos forward, fixture block 7 and fixed block 17 gomphosis each other to reach automatic locking, can not remove during the installation, improve the security.

Referring to fig. 2, a base 5 is fixedly installed on the top of a base 4 through screws, and a thimble 6 is installed on one side of the base 5; through the setting of structure such as screw, base 5 passes through screw fixed mounting on base 4, if but the components of a whole that can function independently maintenance if break down, greatly reduced cost of maintenance.

Referring to fig. 2, an oil cylinder 9 is mounted on top of the base plate 1, a piston rod 8 is disposed in the oil cylinder 9, and the piston rod 8 is fixedly connected to one side of the base plate 4 through screws.

Referring to fig. 3, a sliding groove 16 is formed in the fixed block 17, a sliding block 18 is slidably connected inside the sliding groove 16, a second spring is welded at the bottom of the sliding block 18, and the other end of the second spring is welded at the bottom wall of the sliding groove 16.

Referring to fig. 3, the tie rod 10 and the air rod 13 are L-shaped.

Referring to fig. 3, the slider 18 has a triangular block structure.

The specific implementation process of the utility model is as follows: starting a motor 20, driving a fixed block 17 to move to a proper length position by a lead screw 15, starting an oil cylinder 9, starting a piston rod 8 to stretch out and draw back, starting linear motion of a base 4 on a sliding table 3 along a track 2 until a clamping block 7 encounters a sliding block 18 to start to slow down, and after the clamping block 7 is pressed down by the sliding block 18, resetting the sliding block 18, and embedding the clamping block 7 into the fixed block 17 and the sliding block 18 so as to realize automatic locking;

after the work is finished, the oil pressure drives the piston rod 8 to start to do reset motion backwards, as the clamping block 7 is clamped, when the clamping block 7 moves rightwards, the clamping block 7 contacts with the side wall of the sliding block 18, the sensor 19 is stressed, the sensor 19 sends a signal to the air cylinder 11, the L-shaped air rod 13 in the air cylinder 11 is contracted, the pull rod 10 is pulled to press downwards, the clamping block 7 is retracted inwards, and the sliding table 3 drives the base 4 to reset along the track 2.

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

Claims

1. The utility model provides an oil pressure thimble tailstock, includes bottom plate (1), its characterized in that: two symmetrical rails (2) are fixedly connected to the bottom plate (1) through screws, two sliding tables (3) are assembled on the rails (2) in a sliding mode, a base (4) is welded on the top of each sliding table (3), a groove (12) is formed in one side of each base (4), a clamping block (7) is assembled on each base (4) in a sliding mode, the clamping blocks (7) are connected to the inside of each groove (12) in a sliding mode, a first spring and a pull rod (10) are welded on the side wall of each clamping block (7) respectively, the other end of the first spring is welded on the bottom wall of each groove (12), an air cylinder (11) is installed on the inner wall of each groove (12), and an air rod (13) is arranged inside each air cylinder (11);

the top welding of bottom plate (1) has two supporting seats (14), two install lead screw (15) through the bearing rotation between supporting seat (14), motor (20) are installed at the top of bottom plate (1), the output of motor (20) is in through the coupling joint one end of lead screw (15), sliding fit has fixed block (17) on lead screw (15), sliding fit has slider (18) on fixed block (17), one side of slider (18) is provided with inductor (19), inductor (19) with cylinder (11) are electric connection.

2. The oil pressure thimble tailstock according to claim 1, wherein: the top of base (4) is through screw fixed mounting base (5), thimble (6) are installed to one side of base (5).

3. The oil pressure thimble tailstock according to claim 1, wherein: the top of bottom plate (1) is installed hydro-cylinder (9), the inside of hydro-cylinder (9) is provided with piston rod (8), piston rod (8) are in through screw fixed connection one side of base (4).

4. The oil pressure thimble tailstock according to claim 1, wherein: the fixed block (17) is provided with a sliding groove (16), the sliding block (18) is connected inside the sliding groove (16) in a sliding mode, a second spring is welded at the bottom of the sliding block (18), and the other end of the second spring is welded on the bottom wall of the sliding groove (16).

5. The oil pressure thimble tailstock according to claim 1, wherein: the pull rod (10) and the air rod (13) are L-shaped.

6. The oil pressure thimble tailstock according to claim 1, wherein: the sliding block (18) is of a triangular block structure.