Electric shaft locking mechanism

Abstract

An electric shaft locking mechanism, comprising: a driving assembly, comprising a shaft locking motor and a bidirectional lead screw, wherein the bidirectional lead screw is provided on an output shaft of the shaft locking motor; and a shaft locking assembly, comprising a shaft locking ring and a clamping shaft sleeved outside a rotating shaft, wherein the shaft locking ring is sleeved on the clamping shaft, and the shaft locking ring can lock the clamping shaft or is separated from the clamping shaft by driving the shaft locking motor. In the electric shaft locking mechanism of the present application, a shaft locking ring can lock a clamping shaft or is separated from the clamping shaft by simply driving a shaft locking motor to rotate, and a pot liner can be conveniently mounted or removed for maintenance without manual operations such as mounting or dismounting screws, thereby improving the efficiency. Moreover, manual participation is not required, so that the use costs and training costs of users are reduced.

Description

Electric lock shaft mechanism

[0001] The present application claims priority to the patent application with the application number 202410862451.X, filed on June 28, 2024, with the State Intellectual Property Office of China, and the invention name of "Electric lock shaft mechanism". TECHNICAL FIELD

[0002] The present application relates to cooking equipment, in particular to an electric lock shaft mechanism. BACKGROUND

[0003] With the continuous development of automatic intelligent information, the automation of cooking equipment has gradually become the focus of attention, and some frying machine robots have appeared on the market. The service life of the chemical coating on the existing frying machine robot is not more than 700 times, so the chemical coating of the pot liner needs to be recoated after a certain period of use, especially for commercial frying machine robots, such as making 100 dishes a day, which needs to be disassembled and maintained every week. The pot liner is generally fixed to the rotating shaft, stirring shaft and other rotating shafts by screws, threaded compression covers and other methods, which need to be disassembled manually, which is time-consuming and laborious. The installation process also needs manual participation, and the manual disassembly and installation also increase the use cost and training cost of customers.

[0004] SUMMARY

[0005] The technical problem to be solved by the present application is to provide an electric lock shaft mechanism to solve the problems of the prior art.

[0006] The technical problem to be solved by the present application is solved by the following technical scheme:

[0007] An electric lock shaft mechanism, comprising:

[0008] A driving assembly comprising a lock shaft motor and a bidirectional screw rod, the bidirectional screw rod being arranged on the output shaft of the lock shaft motor;

[0009] A lock shaft assembly comprising a lock shaft ring and a clamping shaft sleeved outside the rotating shaft, the lock shaft ring being sleeved on the clamping shaft, and the lock shaft motor being driven to lock or separate the lock shaft ring from the clamping shaft.

[0010] The electric lock shaft mechanism, the bidirectional screw rod comprises a first limiting portion, a second limiting portion, a first threaded portion and a second threaded portion, the first limiting portion and the second limiting portion are arranged at positions close to both ends of the bidirectional screw rod respectively, the first limiting portion and the first threaded portion are connected, the second limiting portion and the second threaded portion are connected, the first threaded portion and the second threaded portion extend to the middle part of the bidirectional screw rod respectively, and the screw directions of the first threaded portion and the second threaded portion are opposite.

[0011] The electric lock shaft mechanism, the bidirectional screw rod further comprises a mounting portion arranged between the first threaded portion and the second threaded portion.

[0012] The electric lock shaft mechanism, the lock shaft ring comprises a first connecting column, a second connecting column, and a first half connecting ring and a second half connecting ring arranged symmetrically, two ends of the first half connecting ring are respectively provided with a first connecting portion and a second connecting portion, the first connecting portion is provided with a first connecting column guide hole matched with the first connecting column, and the second connecting portion is provided with a second connecting column guide hole matched with the second connecting column and a first screw rod guide hole matched with the bidirectional screw rod.

[0013] Two ends of the second half connecting ring are respectively provided with a third connecting portion and a fourth connecting portion, the third connecting portion is provided with a third connecting column guide hole matched with the first connecting column, the fourth connecting portion is provided with a fourth connecting column guide hole matched with the second connecting column and a second screw rod guide hole matched with the bidirectional screw rod.

[0014] The electric lock shaft mechanism, the second connecting portion comprises a second upper connecting portion and a second lower connecting portion, and the second upper connecting portion and the second lower connecting portion divide the first screw rod guide hole into two parts.

[0015] The fourth connecting portion comprises a fourth upper connecting portion and a fourth lower connecting portion, and the fourth upper connecting portion and the fourth lower connecting portion divide the second screw rod guide hole into two parts.

[0016] The electric lock shaft mechanism, a first internal thread matched with the first threaded portion is arranged in the first screw rod guide hole on the second lower connecting portion, and a second internal thread matched with the second threaded portion is arranged in the second screw rod guide hole on the fourth lower connecting portion.

[0017] The electric lock shaft mechanism, a first protruding strip is arranged on an inner wall of the first half connecting ring, a second protruding strip is arranged on an inner wall of the second half connecting ring, and an annular groove matched with the first protruding strip and the second protruding strip is arranged on an outer portion of the clamping shaft.

[0018] The electric lock shaft mechanism, a clamping spring groove is arranged in the clamping shaft.

[0019] The electric lock shaft mechanism, a limiting step is arranged in the clamping shaft.

[0020] The electric lock shaft mechanism further comprises a first screw rod fixing block, a second screw rod fixing block, and a lock shaft motor screw rod fixing block, the first screw rod fixing block and the second screw rod fixing block are respectively arranged at two ends of the bidirectional screw rod, and the lock shaft motor fixing block is arranged at an output end of the lock shaft motor.

[0021] With the above technical solutions, the application has the following beneficial effects:

[0022] The electric lock shaft mechanism provided by the embodiment of the application comprises a driving assembly, a lock shaft assembly and a rotating shaft. BRIEF DESCRIPTION OF DRAWINGS

[0023] Fig. 1 is a structural schematic diagram of the electric lock shaft mechanism provided by the embodiment of the application in an implementation manner;

[0024] Fig. 2 is a structural schematic diagram of the bidirectional screw in an implementation manner;

[0025] Fig. 3 is a structural schematic diagram of the bidirectional screw in another implementation manner;

[0026] Fig. 4 is a structural schematic diagram of the lock shaft ring in an implementation manner;

[0027] Fig. 5 is a schematic diagram of element separation of the lock shaft ring in an implementation manner;

[0028] Fig. 6 is a structural schematic diagram of the clamping shaft in an implementation manner;

[0029] Fig. 7 is a structural schematic diagram of the electric lock shaft mechanism in another implementation manner. DETAILED DESCRIPTION

[0030] The application will be described in further detail below with specific reference to the drawings. Like elements in different embodiments are denoted by like reference numerals. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the application. However, it will be apparent to one skilled in the art that some features, which are not necessarily the most important to implementation, can be left out in some embodiments. In other instances, well-known features can be described in a simplified or simplified manner. In some cases, some operations related to the application are not shown or described in the specification in order to avoid the core of the application being overwhelmed by too much description, and it is not necessary for those skilled in the art to describe these related operations in detail based on the description in the specification and general technical knowledge in the art.

[0031] In addition, the features, operations or characteristics described in the specification can be combined in any appropriate manner to form various embodiments. At the same time, the steps or actions in the method description can also be sequentially adjusted or adjusted in a manner that is obvious to those skilled in the art. Therefore, the various sequences in the specification and drawings are only for the purpose of clearly describing a certain embodiment, and do not mean that the sequence is necessary, unless otherwise stated that a certain sequence must be followed.

[0032] The serial numbers of the components in this paper, such as "first", "second", etc., are only used to distinguish the described objects, and do not have any sequence or technical meaning.

[0033] In addition, the technical features and technical solutions described in this paper can also be combined in one or more embodiments in any appropriate manner. Those skilled in the art will easily understand that the order of steps or operations related to the embodiments provided herein can also be changed. Therefore, any sequence in the drawings and embodiments is only for the purpose of illustration, and does not imply that it is required to follow a certain order, unless it is explicitly stated that a certain order is required.

[0034] Embodiment:

[0035] As shown in FIGS. 1-7, the electric lock shaft mechanism provided by the embodiments of the application, in one embodiment, is used for the rotating shaft of a cooking robot, such as a rotating pot shaft, a stirring shaft, etc. The electric lock shaft mechanism can include a driving assembly and a lock shaft assembly.

[0036] The driving assembly can include a lock shaft motor 110 and a bidirectional screw 120, the bidirectional screw 120 being arranged on the output shaft of the lock shaft motor 110, and the lock shaft motor 110 and the bidirectional screw 120 being electrically connected;

[0037] The lock shaft assembly can include a lock shaft ring 210 and a clamping shaft 220, the clamping shaft 220 is sleeved on the outside of the rotating shaft, the lock shaft ring 210 is sleeved on the clamping shaft 220, and the driving lock shaft motor 110 can lock or separate the lock shaft ring 210 from the clamping shaft 220. The forward rotation of the driving lock shaft motor 110 can lock or separate the lock shaft ring 210 from the clamping shaft 220, and the reverse rotation of the driving lock shaft motor 110 can separate or lock the lock shaft ring 210 from the clamping shaft 220.

[0038] The electric lock shaft mechanism provided by the embodiment of the present application can include a first limiting portion 121, a second limiting portion 122, a first threaded portion 123 and a second threaded portion 124. The first limiting portion 121 and the second limiting portion 122 are respectively arranged at positions close to two ends of the bidirectional screw 120, the first limiting portion 121 is connected with the first threaded portion 123, the second limiting portion 122 is connected with the second threaded portion 124, and the first threaded portion 123 and the second threaded portion 124 respectively extend to the middle part of the bidirectional screw 120, that is, the first limiting portion 121, the first threaded portion 123, the second threaded portion 124 and the second limiting portion 122 are arranged in sequence, and the screw directions of the first threaded portion 123 and the second threaded portion 124 are opposite. In an embodiment, the bidirectional screw 120 can further include a mounting portion 125, and the mounting portion 125 is arranged between the first threaded portion 123 and the second threaded portion 124.

[0039] In an embodiment, the lock shaft ring can include a first connecting column 230, a second connecting column 240, a first half connecting ring 211 and a second half connecting ring 212, and the first half connecting ring 211 and the second half connecting ring 212 are symmetrically arranged.

[0040] The two ends of the first half connecting ring 211 are respectively provided with a first connecting portion 2111 and a second connecting portion 2112, that is, one end of the first half connecting ring 211 is provided with the first connecting portion 2111, and the other end of the first half connecting ring 211 is provided with the second connecting portion 2112, the first connecting portion 2111 is provided with a first connecting column guide hole 2113, the first connecting column guide hole 2113 cooperates with the first connecting column 230, the second connecting portion 2112 is provided with a second connecting column guide hole 2114, the second connecting column guide hole 2114 cooperates with the second connecting column 240, and the second connecting portion 2112 is further provided with a first screw guide hole 2115, the first screw guide hole 2115 cooperates with the bidirectional screw 120, and in an embodiment, the first screw guide hole 2115 cooperates with the first threaded portion 123 on the bidirectional screw 120.

[0041] The second half connecting ring 212 is provided with a third connecting part 2121 and a fourth connecting part 2122 at two ends respectively, that is, one end of the second half connecting ring 212 is provided with the third connecting part 2121, the other end of the second half connecting ring 212 is provided with the fourth connecting part 2122, the third connecting part 2121 is provided with a third connecting column guide hole 2123, the third connecting column guide hole 2123 is matched with the first connecting column 230, the fourth connecting part 2122 is provided with a fourth connecting column guide hole 2124, the fourth connecting column guide hole 2124 is matched with the fourth connecting column 240, the fourth connecting part 2122 is further provided with a second lead screw guide hole 2125, the second lead screw guide hole 2125 is matched with the bidirectional lead screw 120, and in an embodiment, the second lead screw guide hole 2125 is matched with the second threaded part 124 on the bidirectional lead screw 120.

[0042] The second connecting part 2112 includes a second upper connecting part and a second lower connecting part, and the second upper connecting part and the second lower connecting part divide the first lead screw guide hole 2115 into two parts. In an embodiment, a first positioning column can be arranged on one side of the second upper connecting part, a first positioning hole is arranged at a corresponding position of the second lower connecting part, or a first positioning hole is arranged on one side of the second upper connecting part, a first positioning column is arranged at a corresponding position of the second lower connecting part, a first mounting hole is arranged on the other side of the second upper connecting part, and a second mounting hole is arranged at a corresponding position of the second lower connecting part. The first lead screw guide hole 2115 on the second lower connecting part is provided with a first internal thread 2116, and the first internal thread 2116 is matched with the first threaded part 123.

[0043] The fourth connecting part 2122 includes a fourth upper connecting part and a fourth lower connecting part, and the fourth upper connecting part and the fourth lower connecting part divide the second lead screw guide hole 2125 into two parts. In an embodiment, a second positioning hole can be arranged on one side of the fourth upper connecting part, a second positioning column is arranged at a corresponding position of the fourth lower connecting part, or a second positioning column is arranged on one side of the fourth upper connecting part, a second positioning hole is arranged at a corresponding position of the fourth lower connecting part, a third mounting hole is arranged on the other side of the fourth upper connecting part, and a fourth mounting hole is arranged at a corresponding position of the fourth lower connecting part. The second lead screw guide hole 2125 on the fourth lower connecting part is provided with a second internal thread 2126, and the second internal thread 2126 is matched with the second threaded part 124.

[0044] In an embodiment, the first half connecting ring 211 is provided with a first convex strip 2117 on the inner wall, the second half connecting ring 212 is provided with a second convex strip 2127 on the inner wall, the clamping shaft 220 is provided with an annular groove 221 on the outside, and the annular groove 221 is matched with the first convex strip 2117 and the second convex strip 2127 respectively.

[0045] The electric lock shaft mechanism provided by the embodiments of the present application can be provided with a circlip groove 222 in the clamping shaft 220 in an embodiment, the circlip groove 222 is matched with the rotating shaft, and the circlip groove 222 can be arranged at a position close to the top of the clamping shaft 220. In another embodiment, the clamping shaft 220 can also be provided with a limiting step 223, and the limiting step 223 is matched with the rotating shaft.

[0046] In an embodiment, the driving assembly can further include a first screw rod fixing block 126, a second screw rod fixing block 127 and a lock shaft motor screw rod fixing block 111, the first screw rod fixing block 126 and the second screw rod fixing block 127 are arranged at two ends of the bidirectional screw rod 120 respectively, and then the first screw rod fixing block 126 and the second screw rod fixing block 127 are installed on a rack (not shown in the figure). The lock shaft motor fixing block 111 is arranged at the output end of the lock shaft motor 110, and specifically, the output shaft of the lock shaft motor 110 passes through the output shaft mounting hole of the lock shaft motor fixing block 111, and then the lock shaft motor fixing block 111 is installed on the rack.

[0047] In the present application, since the screw thread directions of the first screw thread part 123 and the second screw thread part 124 are opposite, in the process of driving the bidirectional screw rod to rotate by the lock shaft motor 110, under the cooperation of the first screw thread part 123 and the first inner screw thread 2116 and under the cooperation of the second screw thread part 124 and the second inner screw thread 2126, the first half connecting ring 211 and the second half connecting ring 212 move in the direction of approaching each other or moving away from each other, so as to realize the locking or separation of the clamping shaft 220, and under the guidance of the first connecting column 230 and the second connecting column 240, the first half connecting ring 211 and the second half connecting ring 212 realize horizontal movement.

[0048] The above is a further detailed description of the present application in combination with specific embodiments, and the specific implementation of the present application cannot be limited to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, some simple deductions or replacements can be made without departing from the concept of the present application.

Claims

1. An electrically powered deadbolt mechanism, characterized by, The application relates to a locking shaft assembly and a driving assembly thereof. The driving assembly comprises a locking shaft motor and a bidirectional screw rod arranged on the output shaft of the locking shaft motor. The bidirectional screw rod comprises a first limiting part, a second limiting part, a first threaded part and a second threaded part, the first limiting part and the second limiting part are arranged at positions close to the two ends of the bidirectional screw rod respectively, the first limiting part is connected with the first threaded part, the second limiting part is connected with the second threaded part, the first threaded part and the second threaded part extend to the middle part of the bidirectional screw rod respectively, and the screw thread directions of the first threaded part and the second threaded part are opposite.

2. The motorized latch bolt mechanism of claim 1, wherein, The bidirectional screw rod further comprises a mounting part arranged between the first threaded part and the second threaded part.

3. The motorized latch bolt mechanism of claim 2, wherein, The locking shaft ring comprises a first connecting column, a second connecting column, a first half connecting ring and a second half connecting ring arranged symmetrically, the two ends of the first half connecting ring are respectively provided with a first connecting part and a second connecting part, the first connecting part is provided with a first connecting column guide hole matched with the first connecting column, the second connecting part is provided with a second connecting column guide hole matched with the second connecting column and a first screw rod guide hole matched with the bidirectional screw rod; 4. The motorized latch bolt mechanism of claim 2, wherein, The two ends of the second half connecting ring are respectively provided with a third connecting part and a fourth connecting part, the third connecting part is provided with a third connecting column guide hole matched with the first connecting column, the fourth connecting part is provided with a fourth connecting column guide hole matched with the second connecting column and a second screw rod guide hole matched with the bidirectional screw rod. The second connecting part comprises a second upper connecting part and a second lower connecting part, the second upper connecting part and the second lower connecting part divide the first screw rod guide hole into two parts; The fourth connecting part comprises a fourth upper connecting part and a fourth lower connecting part, the fourth upper connecting part and the fourth lower connecting part divide the second screw rod guide hole into two parts.

5. The motorized latch bolt mechanism of claim 4, wherein, A first internal thread matched with the first threaded part is arranged in the first screw rod guide hole on the second lower connecting part, and a second internal thread matched with the second threaded part is arranged in the second screw rod guide hole on the fourth lower connecting part. A first convex strip is arranged on the inner wall of the first half connecting ring, a second convex strip is arranged on the inner wall of the second half connecting ring, and an annular groove matched with the first convex strip and the second convex strip is arranged on the outer part of the clamping shaft.

6. The motorized latch bolt mechanism of claim 5, wherein, A clamping spring groove is arranged in the clamping shaft.

7. The motorized latch bolt mechanism of claim 4, wherein, A limiting step is arranged in the clamping shaft.

8. The motorized latch bolt mechanism of claim 7, wherein, The application further comprises a first screw rod fixing block, a second screw rod fixing block and a locking shaft motor screw rod fixing block, the first screw rod fixing block and the second screw rod fixing block are arranged at the two ends of the bidirectional screw rod respectively, and the locking shaft motor fixing block is arranged at the output end of the locking shaft motor.

9. The motorized latch bolt mechanism of claim 7, wherein, The bidirectional screw rod is connected with the locking shaft ring, the locking shaft motor drives the bidirectional screw rod to rotate, the bidirectional screw rod drives the locking shaft ring to move, so that the clamping shaft is locked or separated from the clamping shaft.

10. The motorized lock shaft mechanism of any one of claims 1 to 10, wherein, The locking shaft ring comprises 11. The motorized latch bolt mechanism of claim 1, wherein, ​ 12. The motorized latch bolt mechanism of claim 11, wherein, ​ The first half connecting ring is provided with a first connecting part and a second connecting part at two ends respectively, the second half connecting ring is provided with a third connecting part and a fourth connecting part at two ends respectively, the first connecting part and the third connecting part are connected, the second connecting part and the fourth connecting part are connected, and the bidirectional screw rod is connected with the first connecting part and the third connecting part, or the bidirectional screw rod is connected with the second connecting part and the fourth connecting part.

13. The motorized latch bolt mechanism of claim 12, wherein, The second connecting part is provided with a first screw rod guide hole, the fourth connecting part is provided with a second screw rod guide hole, and the bidirectional screw rod is arranged in the first screw rod guide hole and the second screw rod guide hole.

14. The motorized latch bolt mechanism of claim 13, wherein, The bidirectional screw rod is provided with a first threaded part and a second threaded part, and the first threaded part and the second threaded part are opposite in direction. The first screw rod guide hole is provided with a first internal thread, the first threaded part is matched with the first internal thread, the second screw rod guide hole is provided with a second internal thread, and the second threaded part is matched with the second internal thread.

15. The motorized latch bolt mechanism of claim 12, wherein, The first connecting part is provided with a first connecting column guide hole, and the third connecting part is provided with a third connecting column guide hole. The lock collar further comprises: A first connecting column is arranged in the first connecting column guide hole and the third connecting column guide hole.

16. The motorized latch bolt mechanism of claim 12, wherein, The second connecting part is provided with a second connecting column guide hole, and the fourth connecting part is provided with a fourth connecting column guide hole. The lock collar further comprises: A second connecting column is arranged in the second connecting column guide hole and the fourth connecting column guide hole.

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