Lifting structure for weighing module
By designing a lifting structure for weighing modules, including lifting motors, guide columns and lifting brackets, the problem of lack of built-in calibration weight lifting structure in the prior art is solved, efficient calibration of the weighing sensor is achieved, and weighing accuracy and sensitivity are improved.
Patent Information
- Application Number
- CN202421641793.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-12
- Publication Date
- 2025-04-11
- Estimated Expiration
- 2034-07-12
AI Technical Summary
The prior art lacks a suitable built-in calibration weight lifting structure, making it difficult to effectively control the sensitivity of the weighing sensor.
A lifting structure for weighing modules is designed, including a lifting motor, guide column and lifting bracket. The lifting and lowering of weights is achieved through the coordination of the lifting screw and guide groove, which facilitates the calibration of the weighing sensor.
It realizes convenient lifting and lowering of weights in calibration of symmetric load sensors, improves weighing accuracy and sensitivity, and solves the problem of lack of built-in calibration weight lifting structure in the prior art.
Smart Images
Figure CN222748114U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of weighing, in particular to a lifting structure for a weighing module. Background Art
[0002] In order to control the sensitivity of the weighing sensor in the prior art, the established procedure is to place precise calibration weights on the weighing sensor from time to time and weigh it, and determine the correction factor based on the weighing results. There is no suitable built-in calibration weight lifting structure in the prior art. Utility Model Content
[0003] In view of the deficiencies in the prior art, the utility model provides a lifting structure for a weighing module, which is convenient for lifting and lowering weights in the calibration of a weighing sensor.
[0004] To achieve the above purpose, the utility model provides the following technical solutions:
[0005] A lifting structure for a weighing module comprises a lifting motor, a guide column and a lifting bracket connected to the lifting motor, wherein the lifting motor is provided with a lifting screw, a guide groove is provided on the side of the lifting bracket, the lifting screw is fixedly connected to the lifting bracket, the guide groove is used to accommodate the guide column, and the lifting bracket is used to lift the weight of the weighing module.
[0006] As a further solution of the utility model, the lifting motor is fixed on the base through a motor bracket.
[0007] As a further solution of the utility model, two symmetrical mounting columns are arranged on the base, the motor bracket includes a first mounting structure, second mounting structures are respectively arranged on both sides of the first mounting structure, and the second mounting structure is fixed to the mounting columns by screws.
[0008] As a further solution of the utility model, a mounting plate is provided at the upper end of the lifting motor, and the first mounting structure is fixed to the mounting plate by screws.
[0009] As a further solution of the utility model, a locking structure for locking the weight is provided at the upper end of the lifting bracket to facilitate the lifting of the weight.
[0010] The utility model has the following beneficial effects:
[0011] The utility model discloses a lifting structure for a weighing module, which is convenient for lifting and lowering weights in the calibration of a weighing sensor.
[0012] In order to more clearly illustrate the structural features and functions of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is an exploded view of the weighing module mentioned in the utility model.
[0014] Figure 2 , Figure 3 This is a partial cross-sectional view of a lifting structure for a weighing module mentioned in the utility model. DETAILED DESCRIPTION
[0015] The present invention will be further described below in conjunction with the accompanying drawings and related knowledge, and described clearly and completely. Obviously, the described application is only a part of the embodiments of the present invention, rather than all the embodiments.
[0016] Reference Figure 1-Figure 3 As shown, the utility model is a lifting structure for a weighing module, comprising a lifting motor 1, a guide column 2 and a lifting bracket 3 connected to the lifting motor 1, a lifting screw 4 is provided on the lifting motor 1, a guide groove 5 is provided on the side of the lifting bracket 3, the lifting screw 4 is fixedly connected to the lifting bracket 3, the guide groove 5 is used to accommodate the guide column 2, and the lifting bracket 3 is used to lift the weight 6 of the weighing module. The lifting bracket is used to lift the built-in weight in the weighing module, so that the loading or unloading action of the weight in the calibration of the weighing sensor can be realized.
[0017] Reference Figure 1 As shown, the lifting screw 4 of the lifting motor 1 drives the lifting bracket 3 to rise or fall, and the lifting bracket 3 is stabilized by the guide groove 5 and the guide column 2 during the rising or falling process. During the lifting process, the guide groove 5 slides on the guide column to ensure the stability of the lifting;
[0018] The lifting process of the weight is the weighing principle of the weighing module. For a clearer explanation, the weighing principle of the utility model is roughly explained as follows: Figure 1 As shown, during the rising process, the lifting bracket 3 lifts the weight 6 and suspends it in the slot 8 of the beam 7. During the descending process, the lifting bracket 3 drives the weight 6 to be stuck in the slot 8. At this time, the lifting bracket 3 is separated from the weight. A weighing sensor 10 is provided at the lower end of the beam 7, so that the weighing sensor can be calibrated. Figure 1 The mark 9 is a weighing platform, 11 is a limit switch, 12 is a cable socket, 13 is an additional weight, 14 is a circuit board, and 15 is a housing.
[0019] Reference Figure 1 As shown, the lifting motor 1 is fixed on the base 17 via a motor bracket 16 .
[0020] As a further improvement, two symmetrical mounting columns 18 are provided on the base 17, and the motor bracket 16 includes a first mounting structure 19, and second mounting structures 20 are respectively provided on both sides of the first mounting structure 19, and the second mounting structure 20 is fixed to the mounting column 18 by screws. A mounting plate 21 is provided at the upper end of the lifting motor, and the first mounting structure 19 is fixed to the mounting plate 21 by screws, and the mounting plate 21 is fixedly connected to the lifting motor body;
[0021] Reference Figure 2 As shown, the second mounting structure 20 is fixed to the mounting column 18 by screws to fix the lifting motor 1 on the base; the first mounting structure 19 is fixed to the mounting plate 21 by screws to fix the lifting motor and the motor bracket 16, which can achieve greater stability.
[0022] As a further improvement, a snap-fit structure 22 for snapping in with a weight is provided at the upper end of the lifting bracket, so as to facilitate lifting of the weight and separation from the weight. Through the snap-fit structure 22, an active connection with the weight is achieved.
[0023] The technical principle of the utility model is described above in combination with the specific embodiments, which are only the preferred implementation methods of the utility model. The protection scope of the utility model is not limited to the above embodiments, and all technical solutions under the idea of the utility model belong to the protection scope of the utility model. Those skilled in the art can think of other specific implementation methods of the utility model without creative labor, and these methods will fall within the protection scope of the utility model.
Claims
1. A lifting structure for a weighing module, characterized in that: It includes a lifting motor, a guide column and a lifting bracket connected to the lifting motor, wherein the lifting motor is provided with a lifting screw, a guide groove is provided on the side of the lifting bracket, the lifting screw is fixedly connected to the lifting bracket, the guide groove is used to accommodate the guide column, and the lifting bracket is used to lift the weights of the weighing module.
2. A lifting structure for a weighing module as claimed in claim 1, characterized in that: The lifting motor is fixed on the base through a motor bracket.
3. A lifting structure for a weighing module as claimed in claim 2, characterized in that: The base is provided with two symmetrical mounting columns, the motor bracket comprises a first mounting structure, second mounting structures are respectively provided on both sides of the first mounting structure, and the second mounting structure is fixed to the mounting columns by screws.
4. A lifting structure for a weighing module as claimed in claim 3, characterized in that: A mounting plate is disposed at the upper end of the lifting motor, and the first mounting structure is fixed to the mounting plate by screws.
5. A lifting structure for a weighing module as claimed in claim 4, characterized in that: The upper end of the lifting bracket is provided with a clamping structure for clamping the weight, which is convenient for lifting the weight.