Ball screw with high structural strength

Abstract

The utility model belongs to the technical field of transmission equipment, and particularly relates to a ball screw with higher structural strength, which comprises a screw rod, threads arranged on the surface of the screw rod, a cavity arranged in the screw rod, a nut arranged on the outer side of the middle of the screw rod, a lubricating oil inlet arranged on the top of the nut, and a lubricating switch arranged on the right side of the lubricating oil inlet. A connecting rod is arranged below a lubricating switch, a baffle is arranged below the connecting rod, a lubricating bin is arranged on the upper portion in the nut, lubricating oil is arranged in the lubricating bin, a cooling bin is arranged at the bottom in the nut, and cooling water is arranged in the cooling bin. Reinforcing ribs are arranged in the cavity, and supporting rods are arranged above the reinforcing ribs. The lubricating bin and the cooling bin are arranged in the nut, so that a device can be effectively cooled and lubricated in the working process; the cavity is formed in the lead screw, and the reinforcing ribs are arranged in the cavity, so that the structural strength of the lead screw can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to transmission equipment technical field, concretely is a ball screw with higher structural strength. BACKGROUND

[0002] Ball screw is ideal product of converting rotary motion into linear motion, or converting linear motion into rotary motion, ball screw is the most commonly used transmission element on tool machinery and precision machinery, its main function is to convert rotary motion into linear motion, or convert torque into axial reciprocating force, and it has the characteristics of high precision, reversibility and high efficiency, because it has very small frictional resistance, ball screw is widely used in various industrial equipment and precision instruments.

[0003] The prior art has the following problems:

[0004] 1. The existing ball screw cannot effectively dissipate heat and lubricate;

[0005] 2. The existing ball screw has low structural strength and is easy to be damaged. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of the prior art, the utility model provides a ball screw with higher structural strength, which solves the problems of ineffective heat dissipation and lubrication and low strength existing at present.

[0007] To achieve the above object, the utility model provides the following technical scheme: a ball screw with higher structural strength, comprising a screw rod, a thread is arranged on the surface of the screw rod, a cavity is arranged in the screw rod, a nut is arranged on the outer side of the middle of the screw rod, a lubricating oil inlet is arranged on the top of the nut, a lubricating switch is arranged on the right side of the lubricating oil inlet, a cold water inlet is arranged on the bottom of the nut, a cooling switch is arranged on the right side of the cold water inlet, a connecting rod is arranged below the lubricating switch, a baffle is arranged below the connecting rod, a lubricating bin is arranged above the inside of the nut, lubricating oil is arranged in the inside of the lubricating bin, a cooling bin is arranged on the bottom of the inside of the nut, cooling water is arranged in the inside of the cooling bin, a reinforcing rib is arranged in the inside of the cavity, and a supporting rod is arranged above the reinforcing rib.

[0008] As a preferred technical scheme of the utility model, the screw rod penetrates the nut and is threadedly connected to the inside of the nut.

[0009] As a preferred technical scheme of the utility model, the lubricating switch and the cooling switch both penetrate the nut.

[0010] As a preferred technical scheme of the utility model, the baffle is fixedly connected with the lubricating switch through the connecting rod.

[0011] As a preferred technical scheme of the utility model, the reinforcing rib is arranged in several groups and fixedly connected to the cavity.

[0012] As a preferred technical scheme of the utility model, the lubricating bin and the cooling bin are both provided with holes with sizes matched with the baffle on one side.

[0013] As a preferred technical scheme of the utility model, the lubricating switch and the cooling switch are both self-locking switches.

[0014] Compared with the prior art, the utility model provides a ball screw with high structural strength, which has the following beneficial effects:

[0015] 1、the ball screw with high structural strength, through setting up lubricating oil inlet and lubricating switch above nut, setting up cooling water inlet and cooling switch below, setting up lubricating bin and cooling bin inside, in working process, press lubricating switch and cooling switch, connecting rod drives baffle to move, lubricating oil and cooling water flow out from hole, can lubricate and cool device, prolong product service life and improve work efficiency, and simple structure is convenient to use.

[0016] 2、the ball screw with high structural strength, through setting up cavity inside screw rod, setting up several reinforcing ribs inside cavity, setting up support between reinforcing ribs, can greatly strengthen structural strength of screw rod, avoids that because of insufficient strength of screw rod, service life is affected. DETAILED DESCRIPTION

[0017] Figure 1 It is a ball screw with high structural strength structure schematic view of the utility model;

[0018] Figure 2 It is a ball screw with high structural strength nut structure schematic view of the utility model;

[0019] Figure 3 It is a ball screw with high structural strength screw rod structure schematic view of the utility model;

[0020] Figure 4 It is a ball screw with high structural strength cavity structure schematic view of the utility model.

[0021] In the drawing: 1, screw rod;2, thread;3, cavity;4, nut;5, lubricating oil inlet;6, lubricating switch;7, cold water inlet;8, cooling switch;9, connecting rod;10, baffle;11, lubricating bin;12, lubricating oil;13, cooling bin;14, cooling water;15, reinforcing rib;16, support. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts under the premise that no creative efforts are made, belong to the scope of protection of the present application.

[0023] Please refer to Figures 1-4 In the embodiment, the ball screw with high structural strength comprises a screw rod 1, a thread 2 arranged on the surface of the screw rod 1 and used for moving a nut 4, a cavity 3 arranged in the screw rod 1 and used for mounting a reinforcing rib 15, the nut 4 arranged on the outer side of the middle of the screw rod 1, a lubricating oil inlet 5 arranged on the top of the nut 4, a lubricating switch 6 arranged on the right side of the lubricating oil inlet 5, a cold water inlet 7 arranged on the bottom of the nut 4, a cooling switch 8 arranged on the right side of the cold water inlet 7, a connecting rod 9 arranged below the lubricating switch 6, a baffle 10 arranged below the connecting rod 9, a sealing lubricating bin 11 arranged above the inside of the nut 4, lubricating oil 12 arranged in the inside of the lubricating bin 11 and used for lubricating the device, a cooling bin 13 arranged at the bottom of the inside of the nut 4, cooling water 14 arranged in the inside of the cooling bin 13 and used for cooling the device, the reinforcing rib 15 arranged in the cavity 3 and used for strengthening the strength of the screw rod 1, and a supporting rod 16 arranged above the reinforcing rib 15 and used for connecting the reinforcing rib 15.

[0024] In the embodiment, the screw rod 1 penetrates through the nut 4 and is threadedly connected to the inside of the nut 4, the lubricating switch 6 and the cooling switch 8 both penetrate through the nut 4 and are used for starting the lubricating and cooling functions, the baffle 10 is fixedly connected with the connecting rod 9 and the lubricating switch 6, and the baffle 10 can be pulled up by pressing the switch, the reinforcing rib 15 is arranged in several groups and is fixedly connected to the cavity 3, so that the structural strength of the screw rod 1 is higher, the lubricating bin 11 and the cooling bin 13 are both provided with a hole with a size matched with that of the baffle 10 on one side, so that the lubricating oil 12 or the cooling water 14 can be sent to the screw rod 1, and the lubricating switch 6 and the cooling switch 8 are both self-locking switches, so that the operation is more convenient and faster.

[0025] The working principle and the use process of the present application are as follows: the operator sets the cavity 3 in the screw rod 1, installs the reinforcing rib 15 in the cavity 3, strengthens the structural strength of the screw rod 1, then installs the nut 4 on the thread 2 of the screw rod 1, fills the lubricating oil 12 and the cooling water 14 in the lubricating bin 11 and the cooling bin 13 through the lubricating oil inlet 5 and the cold water inlet 7, opens the lubricating switch 6 and the cooling switch 8 when starting work, the connecting rod 9 drives the baffle 10 to move, the lubricating bin 11 and the cooling bin 13 are no longer in a sealed state, the lubricating oil 12 and the cooling water 14 flow out through the hole below the baffle 10, and the device is lubricated and cooled.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A ball screw having high structural strength, characterized by: The utility model provides a screw rod (1), the screw rod (1) surface is provided with thread (2), the screw rod (1) inside is provided with cavity (3), the screw rod (1) middle outside is provided with nut (4), the nut (4) top is provided with lubricating oil inlet (5), lubricating oil inlet (5) right side is provided with lubricating switch (6), the nut (4) bottom is provided with cold water inlet (7), cold water inlet (7) right side is provided with cooling switch (8), lubricating switch (6) below is provided with connecting rod (9), connecting rod (9) below is provided with baffle (10), the nut (4) inside top is provided with lubricating bin (11), lubricating bin (11) inside is provided with lubricating oil (12), the nut (4) inside bottom is provided with cooling bin (13), cooling bin (13) inside is provided with cooling water (14), cavity (3) inside is provided with reinforcing rib (15), reinforcing rib (15) top is provided with support rod (16).

2. The ball screw with high structural strength according to claim 1, characterized in that: The screw rod (1) is threaded through the nut (4) and is connected inside the nut (4).

3. The ball screw with high structural strength according to claim 1, characterized in that: The lubricating switch (6) and the cooling switch (8) are both threaded through the nut (4).

4. The high structural strength ball screw of claim 1 wherein: The baffle (10) is fixedly connected with the lubricating switch (6) through the connecting rod (9).

5. The high structural strength ball screw of claim 1 wherein: The reinforcing rib (15) is provided with several groups and is fixedly connected to the cavity (3).

6. The high structural strength ball screw of claim 1 wherein: The lubricating bin (11) and the cooling bin (13) are both provided with a hole on one side, which is suitable in size for the baffle (10).

7. The high structural strength ball screw of claim 1 wherein: The lubricating switch (6) and the cooling switch (8) are both self-locking switches.

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