CN214007947U

CN214007947U - Ball screw of logistics robot

Info

Publication number: CN214007947U
Application number: CN202022623368.7U
Authority: CN
Inventors: 韩耀华; 李洪迎; 梁开华
Original assignee: Shandong Province Huazhu Machinery Co ltd
Current assignee: Shandong Province Huazhu Machinery Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-20
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a logistics robot ball, including the ball body, the equal hollow dead lever of fixedly connected with in both ends of ball body, and hollow dead lever is connected with the turning block, the cooperation groove has been seted up on the turning block, and hollow dead lever inserts and locates in the cooperation groove, the swivelling joint has the thread bush in the hollow dead lever, and threaded connection has the screw rod in the thread bush, screw rod fixedly connected with slide. The utility model relates to a lead screw technical field, through the screw thread bush that sets up and the cooperation of screw rod, can regulate and control the screw thread bush and rotate for the screw rod drives permanent magnet reciprocating motion, when needing to dismantle ball, only needs to regulate and control the screw thread bush and rotates, makes the screw rod drive the permanent magnet and keeps away from two magnetic paths, and then makes two kellies can the return keep away from the draw-in groove under the reset spring effect, and whole dismantlement process is very convenient.

Description

Ball screw of logistics robot

Technical Field

The utility model belongs to the technical field of the lead screw, especially, relate to a logistics robot ball.

Background

The logistics robot is a robot which is applied to scenes such as warehouses, sorting centers and transportation and performs operations such as cargo transfer and carrying.

The commodity circulation robot can use ball as the driving medium often at the in-process that uses, and ball generally can rotate through with bearing interference fit, but because ball and bearing complex are very inseparable, the later stage is demolishd ball, and is very loaded down with trivial details.

For this reason, we propose a logistics robot ball screw to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, and provides a logistics robot ball screw.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a logistics robot ball screw comprises a ball screw body, wherein both ends of the ball screw body are fixedly connected with hollow fixing rods, the hollow fixed rod is connected with a rotating block, a matching groove is arranged on the rotating block, the hollow fixed rod is inserted in the matching groove, a threaded sleeve is rotatably connected in the hollow fixed rod, and a screw rod is connected with the screw in the thread bushing in a threaded manner, the screw rod is fixedly connected with a sliding plate, the sliding plate is connected with a hollow fixed rod in a sliding manner, the slide plate is fixedly connected with a permanent magnet, the hollow fixed rod is connected with two clamping rods in a sliding way, and one end of the clamping rod positioned in the hollow fixed rod is fixedly connected with a magnetic block, the matching groove is provided with a clamping groove matched with the clamping rod, a plurality of reset springs are fixedly connected between the magnetic block and the hollow fixed rod, and the magnetic block and the permanent magnet repel each other, and a driving mechanism matched with the threaded sleeve is arranged in the hollow fixed rod.

Preferably, the driving mechanism comprises a worm and a worm wheel, the worm is rotatably connected in the hollow fixing rod, the worm wheel is sleeved on the threaded sleeve, and the worm wheel is meshed with the worm.

Preferably, two bearings are sleeved in the hollow fixing rod, and the threaded sleeve is in interference fit with the two bearings.

Preferably, two insertion blocks are fixedly connected to the hollow fixing rod, and insertion grooves matched with the insertion blocks are formed in the inner walls of the matching grooves.

Preferably, one end of the worm penetrates through the hollow fixing rod and is sleeved with the knob, and the knob is provided with the frosted grains.

Preferably, the insert block and the slot are both of rectangular design.

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

1. through the cooperation of the thread bush and the screw rod that set up, can regulate and control the thread bush and rotate for the screw rod drives permanent magnet reciprocating motion, when needing to dismantle ball, only needs to regulate and control the thread bush and rotates, makes the screw rod drive the permanent magnet and keeps away from two magnetic paths, and then makes two kellies can the return keep away from the draw-in groove under reset spring effect, and whole dismantlement process is very convenient.

2. Through the cooperation of the worm and the worm wheel that set up, the person of being convenient for externally controls the thread bush and rotates, and the cooperation of the inserted block and the slot that set up in addition can realize the location and the pre-fixing of hollow dead lever.

Drawings

Fig. 1 is a schematic front view of a ball screw of a logistics robot according to the present invention;

fig. 2 is a schematic structural view of the utility model showing the mutual matching of the hollow fixing rod and the rotating block of the ball screw of the logistic robot;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

In the figure: the ball screw comprises a ball screw body 1, a hollow fixed rod 2, a rotating block 3, a matching groove 4, a thread bush 5, a screw rod 6, a sliding plate 7, a permanent magnet 8, a clamping rod 9, a magnetic block 10, a return spring 11, a driving mechanism 12, a worm 121, a worm wheel 122, a bearing 13, a knob 14, an insertion block 15, an insertion slot 16 and a clamping slot 17.

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.

Referring to fig. 1-4, a logistics robot ball screw, including ball screw body 1, the equal hollow dead lever 2 of fixedly connected with in both ends of ball screw body 1, and hollow dead lever 2 is connected with turning block 3, cooperation groove 4 has been seted up on turning block 3, and hollow dead lever 2 inserts and locates in cooperation groove 4, two inserted blocks 15 of fixedly connected with on hollow dead lever 2, and set up on the inner wall of cooperation groove 4 with inserted block 15 matched with slot 16, the setting of inserted block 15 and slot 16, can realize the location of hollow dead lever 2 and fix in advance, inserted block 15 and slot 16 are the rectangle design, inserted block 15 and slot 16 of rectangle design, can avoid the two to take place to skid when butt joint.

The hollow fixing rod 2 is rotatably connected with the threaded sleeve 5, the threaded sleeve 5 is connected with the screw rod 6 in a threaded manner, the hollow fixing rod 2 is sleeved with the two bearings 13, the threaded sleeve 5 is in interference fit with the two bearings 13, the bearings 13 are arranged, the stability of connection between the threaded sleeve 5 and the hollow fixing rod 2 can be guaranteed, and the threaded sleeve 5 can rotate more smoothly.

The screw rod 6 is fixedly connected with a sliding plate 7, the sliding plate 7 is connected with a hollow fixed rod 2 in a sliding manner, a permanent magnet 8 is fixedly connected on the sliding plate 7, two clamping rods 9 are connected on the hollow fixed rod 2 in a sliding manner, one end of each clamping rod 9 in the hollow fixed rod 2 is fixedly connected with a magnet 10, a clamping groove 17 matched with the clamping rod 9 is formed in a matching groove 4, a plurality of reset springs 11 are fixedly connected between the magnet 10 and the hollow fixed rod 2, the magnet 10 and the permanent magnet 8 are mutually repellent, a driving mechanism 12 matched with the threaded sleeve 5 is arranged in the hollow fixed rod 2, the driving mechanism 12 comprises a worm 121 and a worm wheel 122, the worm 121 is rotatably connected in the hollow fixed rod 2, the worm wheel 122 is sleeved on the threaded sleeve 5, the worm wheel 122 is meshed with the worm 121, a user can conveniently control the threaded sleeve 5 to rotate by the matching of the worm 121 and the worm wheel 122, one end of the worm 121 penetrates through the hollow fixed rod 2 and is sleeved with a knob 14, and the knob 14 is provided with the frosted grains, and the arrangement of the knob 14 is convenient for a user to control the worm 121 to rotate, and the frosted grains can avoid slipping when the knob 14 is used.

Now, the operation principle of the present invention is described as follows:

when the ball screw body 1 needs to be disassembled, firstly, the two knobs 14 are rotated in turn, the worm 121 is driven to rotate by the knobs 14, under the transmission of the worm wheel 122, the threaded sleeve 5 can rotate in cooperation with the worm 121, at the moment, the screw 6 can drive the sliding plate 7 to slide, the sliding plate 7 can drive the permanent magnet 8 to be far away from the two magnetic blocks 10, when the permanent magnet 8 is completely far away from the two magnetic blocks 10, the two magnetic blocks 10 are not subjected to the repulsive force of the permanent magnet 8 any more, at the moment, the return spring 11 can release energy, so that the clamping rod 9 slides away from the clamping groove 17, the rotating block 3 in the device can be fixedly connected with the transmission shaft through the telescopic rod, the telescopic rod can control the telescopic length through the bolt, when the clamping rod 9 is separated from the clamping groove 17, the hollow fixing rod 2 only needs to be abducted by pulling the rotating block 3 through the telescopic rod, and when the inserting block 15 is completely separated from the inserting groove 16, the ball screw body 1 can be taken down.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The ball screw of the logistics robot comprises a ball screw body (1) and is characterized in that hollow fixing rods (2) are fixedly connected to the two ends of the ball screw body (1), the hollow fixing rods (2) are connected with rotating blocks (3), matching grooves (4) are formed in the rotating blocks (3), the hollow fixing rods (2) are inserted into the matching grooves (4), threaded sleeves (5) are rotatably connected into the hollow fixing rods (2), screw rods (6) are connected into the threaded sleeves (5) in a threaded manner, sliding plates (7) are fixedly connected with the screw rods (6), the sliding plates (7) are slidably connected with the hollow fixing rods (2), permanent magnets (8) are fixedly connected onto the sliding plates (7), two clamping rods (9) are slidably connected onto the hollow fixing rods (2), and the clamping rods (9) are located at one ends of the hollow fixing rods (2) and fixedly connected with magnetic blocks (10), the magnetic block fixing device is characterized in that a clamping groove (17) matched with the clamping rod (9) is formed in the matching groove (4), a plurality of reset springs (11) are fixedly connected between the magnetic block (10) and the hollow fixing rod (2), the magnetic block (10) and the permanent magnet (8) are mutually repellent, and a driving mechanism (12) matched with the threaded sleeve (5) is arranged in the hollow fixing rod (2).

2. The logistics robot ball screw of claim 1, wherein the driving mechanism (12) comprises a worm (121) and a worm wheel (122), the worm (121) is rotatably connected in the hollow fixing rod (2), the worm wheel (122) is sleeved on the threaded sleeve (5), and the worm wheel (122) is meshed with the worm (121).

3. The logistics robot ball screw of claim 1, wherein two bearings (13) are sleeved in the hollow fixing rod (2), and the threaded sleeve (5) is in interference fit with the two bearings (13).

4. The logistics robot ball screw of claim 1, wherein two insertion blocks (15) are fixedly connected to the hollow fixing rod (2), and a slot (16) matched with the insertion block (15) is formed in the inner wall of the matching groove (4).

5. The logistics robot ball screw of claim 2, wherein one end of the worm (121) penetrates through the hollow fixing rod (2) and is sleeved with the knob (14), and the knob (14) is provided with frosted grains.

6. Logistics robot ball screw according to claim 4, characterized in that the insert block (15) and the insert groove (16) are both of rectangular design.