Machine tool tailstock with locking mechanism

Abstract

The utility model relates to the technical field of machine tool tail frames, in particular to a machine tool tail frame with a locking mechanism, which comprises a sliding rail, a sliding seat is arranged at the top of the sliding rail in a sliding mode, a tail frame body is fixedly arranged at the top of the sliding seat, an ejector rod is arranged in the tail frame body through a threaded rod, and a rotating hand wheel is arranged on the side face of the tail frame body in a matched mode. A locking rod is fixedly connected to the side face of the tailstock body and mechanically connected with the ejector rod, an adjusting rod is fixedly arranged on the side face of the tailstock body, and a clamping plate is arranged at the bottom of the adjusting rod in a matched mode. The self-locking device has the beneficial effects that when the clamping plate and the sliding rail are locked in a friction mode, a main contact and an auxiliary contact in the self-locking structure are driven to make contact, a first electromagnet and a second electromagnet are powered on and magnetically attracted with a magnetic block and the sliding rail respectively, the self-locking effect is achieved, and the locking effect of the machine tool tailstock is further stabilized; and power-on control is conducted through a power-off button at the top of the adjusting rod, operation is convenient, the tailstock can be flexibly moved, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to lathe tailstock technical field, specifically is a lathe tailstock with locking mechanism. BACKGROUND

[0002] Lathe tailstock is an important component of lathe, and is mainly used for clamping slender workpieces and installing hole machining tools, such as drill and reamer etc. It not only serves as positioning support, but also can carry out hole machining, and significantly improves the machining capacity of lathe, but when actually used, since workpiece machining will produce certain axial vibration, the vibration is transmitted to the adjusting rod, which is easy to cause the adjusting rod to loosen, and affects the normal work of the center. UTILITY MODEL CONTENTS

[0003] The utility model discloses a lathe tailstock with locking mechanism to solve the problem in the background art.

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a lathe tailstock with locking mechanism, including slide rail, the top of slide rail is equipped with the sliding seat of sliding, the top of sliding seat is fixedly installed with tailstock body, the inside of tailstock body is provided with the top rod through screw rod, the side surface of tailstock body is equipped with the rotating hand wheel of cooperation, the side surface of tailstock body is fixedly connected with locking rod, and locking rod is mechanically connected with top rod, the side surface of tailstock body is fixedly equipped with adjusting rod, and the bottom of adjusting rod is equipped with clamping plate of cooperation.

[0005] Preferably, the top of the adjusting rod is fixedly provided with a power-off button, the top of the clamping plate is fixedly provided with a first electromagnet, the first electromagnet can be magnetically attracted to the sliding rail, and the side surface of the clamping plate is fixedly connected with a self-locking structure.

[0006] Preferably, the bottom of the sliding seat is provided with a connecting groove, the top of the connecting groove is fixedly provided with a second electromagnet, the side surface of the connecting groove is fixedly provided with a main contact, and the second electromagnet and the first electromagnet are connected with the power-off button system.

[0007] Preferably, the self-locking structure includes a connecting block fixedly connected to the side surface of the clamping plate, a butt joint groove is formed in the top of the connecting block, a magnetic block is fixedly installed at the bottom of the butt joint groove, an auxiliary contact is connected in the butt joint groove, and a compression spring is connected to the side surface of the auxiliary contact.

[0008] Preferably, the top of the compression spring is fixedly connected to the top of the connecting groove, and the compression spring is sleeved on the side surface of the main contact.

[0009] Compared with the prior art, the beneficial effects of the utility model are: through the traditional mechanical structure design of adjusting rod and clamping plate, the clamping plate is locked with the slide rail friction at the same time, the main contact and auxiliary contact in the self-locking structure are driven to contact, the first electromagnet and the second electromagnet are electrified, and the magnetic block and the slide rail are magnetically attracted respectively, the self-locking effect is realized, the locking effect of the machine tool tailstock is further stabilized, not only the vibration transmission to the adjusting rod is avoided, which is easy to cause the adjusting rod to loosen and affect the normal work of the center, but also the power-on control is carried out through the power-off button at the top of the adjusting rod, the operation is convenient, the tailstock can be moved flexibly, and the use is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the overall structural schematic diagram of the utility model;

[0011] Figure 2 It is the sectional structural schematic diagram of the utility model;

[0012] Figure 3 It is Figure 2 It is the enlarged schematic diagram of structure in A place of the utility model.

[0013] In the drawing: 1, slide rail; 2, sliding seat; 3, tailstock body; 4, top rod; 5, rotating hand wheel; 6, locking rod; 7, adjusting rod; 8, clamping plate; 9, power-off button; 10, first electromagnet; 11, connecting groove; 12, second electromagnet; 13, main contact; 14, connecting block; 15, butt joint groove; 16, magnetic block;

[0014] 17, auxiliary contact; 18, compression spring. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme of the utility model to carry out clear, complete description, and the advantage is more clear and apparent, the following combining the drawings to the utility model embodiment further detailed description.Should be understood, the specific embodiment described here is a part of the embodiment of the utility model, instead of all the embodiments, is only used to explain the embodiment of the utility model, and is not used to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill in the art without doing the creative work, belong to the scope of the protection of the utility model.

[0016] Embodiment one: please refer to Figures 1-3The utility model provides a technical scheme: a machine tool tailstock with locking mechanism, including slide rail 1, the top of slide rail 1 is equipped with the sliding seat 2, the top of sliding seat 2 is fixedly installed with tailstock body 3, the inside of tailstock body 3 is provided with the top rod 4 through screw rod, and the side surface of tailstock body 3 is equipped with the rotating hand wheel 5, and the side surface of tailstock body 3 is fixedly connected with locking rod 6, and locking rod 6 is mechanically connected with top rod 4, and the side surface of tailstock body 3 is fixedly equipped with the adjusting rod 7, and the bottom of adjusting rod 7 is equipped with the clamping plate 8.

[0017] The top of adjusting rod 7 is fixedly provided with the power-off button 9, the top of clamping plate 8 is fixedly provided with the first electromagnet 10, the first electromagnet 10 can be magnetically attracted to the sliding rail, the side surface of clamping plate 8 is fixedly connected with the self-locking structure, adjusting rod 7 and power-off button 9 are cooperatively arranged, convenient operation, and the tailstock can be flexibly moved.

[0018] The bottom of sliding seat 2 is provided with connecting groove 11, the top of connecting groove 11 is fixedly installed with the second electromagnet 12, the side surface of connecting groove 11 is fixedly provided with main contact 13, the second electromagnet 12 and the first electromagnet 10 are connected with the power-off button 9 system, the first electromagnet 10 and the second electromagnet 12 are designed, and the locking effect is strengthened.

[0019] The self-locking structure includes connecting block 14, connecting block 14 is fixedly connected to the side surface of clamping plate 8, the top of connecting block 14 is provided with the butt joint groove 15, the bottom of butt joint groove 15 is fixedly installed with the magnetic block 16, butt joint groove 15 is cooperatively connected with auxiliary contact 17, auxiliary contact 17 is connected with compression spring 18, main contact 13 and auxiliary contact 17 in the self-locking structure contact, the first electromagnet 10 and the second electromagnet 12 are powered, respectively with magnetic block 16 and slide rail 1 are magnetically attracted, the self-locking effect is completed, and the locking effect of the tailstock is improved.

[0020] The top of compression spring 18 is fixedly connected with the top of connecting groove 11, compression spring 18 is sleeved on the side surface of main contact 13, and compression spring 18 is designed to ensure that the contact is reset after power-off by power-off button 9.

[0021] In use, firstly, the workpiece is clamped by sliding the sliding seat 2 on the top of the slide rail 1, and then adjusting the mechanical structure of the adjusting rod 7 and the clamping plate 8 and the locking rod 6 and the top rod 4, in the process of rotating the adjusting rod 7, the clamping plate 8 moves and is frictionally locked with the slide rail 1, and at the same time, the main contact 13 and the auxiliary contact 17 in the self-locking structure are brought into contact, the first electromagnet 10 and the second electromagnet 12 are powered on, and are magnetically attracted with the magnetic block 16 and the slide rail 1 respectively, at this time, the self-locking effect of the tailstock body 3 is completed, and when the locking effect needs to be released, the adjusting rod 7 is used again, and the power-off button 9 at the top of the adjusting rod 7 is pressed, the electromagnet structure is powered off, the main contact 13 and the auxiliary contact 17 are cut off in the process of mechanical rotation of the compression spring 18 and the adjusting rod 7, and contact locking is completed, so that the tailstock can be flexibly moved, and the use is convenient.

[0022] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A machine tool ram with a locking mechanism, characterized by: The system includes a slide rail (1), a sliding seat (2) is slidably mounted on the top of the slide rail (1), a tail frame body (3) is fixedly mounted on the top of the sliding seat (2), a top rod (4) is provided inside the tail frame body (3) through a threaded rod, a rotating handwheel (5) is fitted on the side of the tail frame body (3), a locking rod (6) is fixedly connected to the side of the tail frame body (3), and the locking rod (6) is mechanically connected to the top rod (4), an adjusting rod (7) is fixedly mounted on the side of the tail frame body (3), and a clamping plate (8) is fitted at the bottom of the adjusting rod (7).

2. A machine tool tailstock with a locking mechanism according to claim 1, characterized in that: A power-off button (9) is fixedly installed on the top of the adjusting rod (7), and a first electromagnet (10) is fixedly installed on the top of the clamping plate (8). The first electromagnet (10) can magnetically attract the sliding rail, and a self-locking structure is fixedly connected to the side of the clamping plate (8).

3. A machine tool tailstock with a locking mechanism according to claim 1, characterized in that: The bottom of the sliding seat (2) is provided with a connecting groove (11), the top of the connecting groove (11) is fixedly installed with a second electromagnet (12), the side of the connecting groove (11) is fixedly provided with a main contact (13), and the second electromagnet (12) and the first electromagnet (10) are connected to the power off button (9) system.

4. A machine tool tailstock with a locking mechanism according to claim 2, characterized in that: The self-locking structure includes a connecting block (14), which is fixedly connected to the side of the clamping plate (8). The top of the connecting block (14) is provided with a mating groove (15), and a magnetic block (16) is fixedly installed at the bottom of the mating groove (15). An auxiliary contact (17) is connected in the mating groove (15), and a compression spring (18) is sleeved on the side of the auxiliary contact (17).

5. A machine tool tailstock with a locking mechanism according to claim 4, characterized in that: The top of the compression spring (18) is fixedly connected to the top of the connecting groove (11), and the compression spring (18) is sleeved on the side of the main contact (13).

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