CN220575278U - Lathe fixture - Google Patents

Abstract

The utility model provides a lathe fixture, and relates to the technical field of fixtures. The lathe fixture comprises a chassis and a clamping block, wherein the chassis is provided with a supporting base, and the clamping block is positioned above the supporting base; the chassis is provided with two first driving motors at intervals, the first driving motors are positioned above the clamping blocks, and a transmission shaft of each first driving motor is provided with a first screw; the clamping block is provided with a first screw hole, and the first screw rod is embedded into the first screw hole and is in threaded connection with the clamping block; the clamping block is provided with two splicing limiting assemblies at intervals. By adopting the utility model, the bearing pedestal is convenient to clamp and fix, the stability of the bearing pedestal during processing is improved, the bearing pedestal is convenient to take out after processing is finished, the operation steps are few, the operation is simple and quick, and the processing efficiency of the bearing pedestal is improved.

Description

Lathe fixture

Technical Field

The utility model relates to the technical field of fixtures, in particular to a lathe fixture.

Background

In large-scale mechanical equipment, a bearing seat is one of the most common parts, the positioning of the bearing seat is generally finished by adopting a clamp, and the clamp is a device for fixing a processing object in the mechanical manufacturing process so as to enable the processing object to occupy the correct position to receive construction or detection; at present, in bearing seat machining, a bearing seat lathe fixture is needed, but the bearing seat is fixed on the lathe fixture and easy to shake, so that the machining of the bearing seat is affected, even the bearing seat is worn and damaged, and the universality is poor.

Therefore, a person skilled in the relevant technical field improves the process, for example, the prior Chinese patent publication No. CN213531635U discloses a lathe fixture for 2021, 6 and 25 days, the process mainly comprises the steps of limiting the bearing seat through matching of positioning columns and holes on two sides of the bearing seat, then rotating a screw rod, driving a pressing block to compress the bearing seat by the screw rod, fixing the bearing seat, ensuring that the bearing seat is not easy to shake in lathe machining, and ensuring higher machining quality and machining efficiency. However, because the locating column is in threaded connection with the supporting seat, in the process of fixing the bearing seat, an operator is required to manually rotate the locating column to fix the locating column on the supporting seat, and the screw rod is required to be rotated for a plurality of times to enable the screw rod to drive the pressing block to press the bearing seat, the locating column and the screw rod are required to be rotated for a plurality of times in the whole operation process, and the operation steps are more. And when the bearing seat is required to be disassembled and taken out after the machining is finished, the positioning column and the screw rod are required to be reversely rotated for a plurality of times, the fixing and the disassembling of the bearing seat are troublesome, time and labor are wasted, and the machining efficiency of the bearing seat is affected.

Disclosure of Invention

The utility model aims to provide a lathe fixture, which can solve the defects of the prior art, and provides a solution, which is convenient for clamping and fixing a bearing seat, improves the stability of the bearing seat during processing, is convenient for taking out the bearing seat after processing is finished, has few operation steps, is simple and quick to operate, and improves the processing efficiency of the bearing seat.

The utility model adopts the technical scheme that:

the embodiment of the application provides a lathe fixture, which comprises a chassis and a clamping block, wherein the chassis is provided with a supporting base, and the clamping block is positioned above the supporting base; the chassis is provided with two first driving motors at intervals, the first driving motors are positioned above the clamping blocks, and a transmission shaft of each first driving motor is provided with a first screw; the clamping block is provided with a first screw hole, and the first screw rod is embedded into the first screw hole and is in threaded connection with the clamping block; the clamping block is provided with two splicing limiting assemblies at intervals.

Further, in some embodiments of the present utility model, the plugging limiting assembly includes a fixing rod vertically disposed on the clamping block and a plugging rod disposed at the bottom of the fixing rod, where the plugging rod is detachably connected to the fixing rod.

Further, in some embodiments of the present utility model, a threaded post is provided at the bottom of the fixing rod, a second screw hole is provided at the top of the plugging rod, and the threaded post is embedded into the second screw hole and is in threaded connection with the plugging rod.

Further, in some embodiments of the present utility model, an accommodating groove matched with the plugging rod is formed in the upper side wall of the supporting base, and the accommodating groove is in a strip shape.

Further, in some embodiments of the present utility model, the clamping block is provided with a chute with a downward opening, and the fixing rod is slidably disposed in the chute along a horizontal direction.

Further, in some embodiments of the present utility model, a second driving motor is disposed inside the clamping block, and two ends of a transmission shaft of the second driving motor are both provided with horizontal second screws; the second screw rods are in one-to-one correspondence with the fixing rods, penetrate through the fixing rods and are in threaded connection with the fixing rods.

Further, in some embodiments of the present utility model, an end of the second screw remote from the second driving motor is rotatably disposed on the clamping block through a mounting bearing.

Further, in some embodiments of the present utility model, a guiding sliding rod is horizontally disposed in the clamping block, and the fixing rod is slidably sleeved on the guiding sliding rod.

Further, in some embodiments of the present utility model, a clamping groove is formed at the bottom of the clamping block.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

the embodiment of the utility model provides a lathe fixture, which comprises a chassis and a clamping block, wherein the chassis is provided with a supporting base, and the clamping block is positioned above the supporting base; the chassis is provided with two first driving motors at intervals, the first driving motors are positioned above the clamping blocks, and a transmission shaft of each first driving motor is provided with a first screw; the clamping block is provided with a first screw hole, and the first screw rod is embedded into the first screw hole and is in threaded connection with the clamping block; the clamping block is provided with two splicing limiting assemblies at intervals.

The bearing seat clamping device is convenient for clamping and fixing the bearing seat, improves the stability of the bearing seat during processing, is convenient for taking out the bearing seat after finishing processing, has few operation steps, is simple and quick to operate, and improves the processing efficiency of the bearing seat.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a lathe fixture provided by an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a lathe fixture provided by an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a clamp block position provided by an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a docking rod provided in an embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a support base according to an embodiment of the present utility model.

Icon: 1-a bearing seat; 2-chassis; 3-supporting a base; 4-clamping blocks; 5-a first drive motor; 6-a first screw; 7-a first screw hole; 8-fixing rods; 9-inserting a connecting rod; 10-a threaded column; 11-a second screw hole; 12-a receiving groove; 13-clamping grooves; 14-sliding grooves; 15-a second drive motor; 16-a second screw; 17-mounting a bearing; 18-guiding slide bar.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

Furthermore, the terms "horizontal," "vertical," and the like, if any, do not denote a requirement that the component be absolutely horizontal or vertical, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Examples

Referring to fig. 1-5, the present embodiment provides a lathe fixture, which includes a chassis 2 and a clamping block 4, wherein the chassis 2 is provided with a support base 3, and the clamping block 4 is located above the support base 3; the chassis 2 is provided with two first driving motors 5 at intervals, the first driving motors 5 are positioned above the clamping blocks 4, and a transmission shaft of each first driving motor 5 is provided with a first screw rod 6; the clamping block 4 is provided with a first screw hole 7, and the first screw rod 6 is embedded into the first screw hole 7 and is in threaded connection with the clamping block 4; the first driving motor 5 of this embodiment is used for driving the first screw rod 6 to rotate, and since the first screw rod 6 is in threaded connection with the clamping block 4, the clamping block 4 can be driven to slide along the first screw rod 6 when the first screw rod 6 rotates.

The clamping block 4 interval of this embodiment is equipped with two grafting spacing components, and grafting spacing components is including vertical dead lever 8 that locates clamping block 4 and locate the grafting pole 9 of dead lever 8 bottom, and grafting pole 9 can dismantle with dead lever 8 and be connected. The insertion rod 9 is used for being inserted into bottom holes on the left side and the right side of the bearing seat 1, and the bearing seat 1 is limited in the horizontal direction by the insertion rod 9, so that the bearing seat 1 is prevented from moving in the horizontal direction. Through plug rod 9 and dead lever 8 detachable connection, so can be according to the bottom opening size that the bearing frame 1 of different grade type corresponds, select plug rod 9 of suitable size and install in dead lever 8 can, so can fix bearing frame 1 of multiple model.

In some embodiments of the present utility model, as shown in fig. 3 and 4, a threaded post 10 is provided at the bottom of the fixing rod 8, a second screw hole 11 is provided at the top of the plugging rod 9, and the threaded post 10 is inserted into the second screw hole 11 and is screwed with the plugging rod 9. Thus, the plugging rod 9 is conveniently fixed on the fixed rod 8 in a threaded connection mode, and the plugging rod 9 is also conveniently taken out for replacement.

As shown in fig. 2 and 5, the upper side wall of the supporting base 3 is provided with a receiving groove 12 matched with the plugging rod 9, and the receiving groove 12 is strip-shaped. According to the utility model, the accommodating groove 12 is arranged, when the bearing seat 1 is fixed, the plug rod 9 can be inserted into the accommodating groove 12, and when the position of the plug rod 9 is adjusted in a sliding manner, the plug rod 9 can also slide along the accommodating groove 12, so that the operation is convenient.

As shown in fig. 2 and 3, in some embodiments of the present utility model, the clamping block 4 is provided with a chute 14 with a downward opening, and the fixing rod 8 is slidably disposed in the chute 14 along a horizontal direction. The clamping block 4 is internally provided with a second driving motor 15, and two ends of a transmission shaft of the second driving motor 15 are respectively provided with a horizontal second screw 16; the second screw rods 16 are in one-to-one correspondence with the fixing rods 8, and the second screw rods 16 penetrate through the fixing rods 8 and are in threaded connection with the fixing rods 8. In this embodiment, the threads of the second screws 16 at two ends of the transmission shaft of the second driving motor 15 are opposite, so when the second driving motor 15 drives the two second screws 16 to rotate, the two fixing rods 8 can be driven to be close to or far away from each other, so that the distance between the two plugging rods 9 can be conveniently adjusted. Because the spacing of the bottom holes of the bearing seats 1 of different types may be different, the second driving motor 15 drives the two second screws 16 to rotate so as to adjust the spacing of the two plugging rods 9, thereby being convenient for fixing the bearing seats 1 of various types and having wider application range.

The clamping block 4 in this embodiment is horizontally provided with a guiding slide bar 18, and the fixing rod 8 is slidably sleeved on the guiding slide bar 18. By arranging the guide slide bar 18, the fixing bar 8 slides along the guide slide bar 18 when the distance between the two plugging bars 9 is adjusted, so that the stability and the accuracy of the sliding of the fixing bar 8 can be improved.

In some embodiments of the present utility model, as shown in fig. 2-3, an end of the second screw 16 away from the second driving motor 15 is rotatably disposed on the clamping block 4 through a mounting bearing 17. This facilitates the mounting of the second screw 16 by means of the mounting bearing 17 and also facilitates the rotation of the second screw 16.

As shown in fig. 1-3, in some embodiments of the present utility model, the bottom of the clamping block 4 is provided with a clamping groove 13. Through setting up joint groove 13, when fixed bearing frame 1, the top embedding joint groove 13 of bearing frame 1, so the bottom of the grip block 4 of being convenient for with the top butt of bearing frame 1 with fixed bearing frame 1.

In actual use, as shown in fig. 1 and 2, the first driving motor 5 drives the first screw rod 6 to rotate, and drives the clamping block 4 to move upwards to reach the highest position of the stroke through the first screw rod 6, so as to stop the first driving motor 5. After the second drive motor 15 is started and the distance between the two plugging rods 9 is adjusted, the second drive motor 15 is turned off. The bearing seat 1 is placed on the top of the supporting base 3, and the bottom hole of the bearing seat 1 is aligned with the inserting rod 9.

Starting a first driving motor 5, wherein the first driving motor 5 drives a first screw rod 6 to reversely rotate, and at the moment, the clamping block 4 is driven to downwards move through the first screw rod 6 until the top of the bearing seat 1 is abutted with the bottom of the clamping block 4; and the inserting rod 9 passes through the bottom hole of the bearing seat 1 and is embedded into the accommodating groove 12. The horizontal direction of bearing frame 1 is spacing through plug rod 9, carry out spacingly through grip block 4 and support base 3 to the vertical direction of bearing frame 1, so be convenient for carry out the centre gripping fixedly to bearing frame 1, stability when having improved bearing frame 1 processing, the whole operation in-process only need the staff pass through the work of switch control first driving motor 5 and second driving motor 15 can, convenient operation, the processing is also convenient for take out bearing frame 1 moreover, operating procedure is few, easy operation is swift, the machining efficiency of bearing frame 1 has been improved. The first drive motor 5 and the second drive motor 15 of the present embodiment each employ a stepping motor.

The foregoing is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model, and it will be apparent to those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiment, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The lathe fixture comprises a chassis and a clamping block, wherein the chassis is provided with a supporting base, and the clamping block is positioned above the supporting base; the method is characterized in that: the chassis is provided with two first driving motors at intervals, the first driving motors are positioned above the clamping blocks, and a transmission shaft of each first driving motor is provided with a first screw; the clamping block is provided with a first screw hole, and the first screw rod is embedded into the first screw hole and is in threaded connection with the clamping block; the clamping blocks are provided with two splicing limiting assemblies at intervals.

2. A lathe fixture as defined in claim 1, wherein: the plug-in limiting assembly comprises a fixing rod vertically arranged on the clamping block and a plug-in rod arranged at the bottom of the fixing rod, and the plug-in rod is detachably connected with the fixing rod.

3. A lathe fixture as defined in claim 2, wherein: the bottom of the fixing rod is provided with a threaded column, the top of the inserting rod is provided with a second screw hole, and the threaded column is embedded into the second screw hole and is in threaded connection with the inserting rod.

4. A lathe fixture as defined in claim 2, wherein: the upper side wall of the support base is provided with an accommodating groove matched with the plugging rod, and the accommodating groove is strip-shaped.

5. A lathe fixture as defined in claim 2, wherein: the clamping block is provided with a chute with a downward opening, and the fixing rod is arranged on the chute in a sliding manner along the horizontal direction.

6. A lathe fixture as defined in claim 5, wherein: a second driving motor is arranged in the clamping block, and two ends of a transmission shaft of the second driving motor are provided with horizontal second screws; the second screw rods are in one-to-one correspondence with the fixing rods, penetrate through the fixing rods and are in threaded connection with the fixing rods.

7. A lathe fixture as defined in claim 6, wherein: one end of the second screw, which is far away from the second driving motor, is rotationally arranged on the clamping block through a mounting bearing.

8. A lathe fixture as defined in claim 5, wherein: the clamping block is internally and horizontally provided with a guide slide bar, and the fixed bar is sleeved on the guide slide bar in a sliding manner.

9. A lathe fixture as defined in claim 1, wherein: the clamping groove is formed in the bottom of the clamping block.