A workpiece marking device for mechanical teaching

Abstract

The utility model relates to the technical field of workpiece marking, and discloses a workpiece marking device for mechanical teaching, including a top plate, the outer side of the top plate is fixedly connected with two fixed columns that are symmetrically distributed on the left and right, a motor is arranged inside the fixed column on the right side, a threaded rod is fixedly connected to the output end of the motor, the outer side of the threaded rod is rotatably connected to the inside of the fixed column on the left side, a same limit rod is fixedly connected between the two fixed columns, a moving block is connected to the outer side of the threaded rod through a threaded transmission, a marking assembly is fixedly connected to the bottom of the moving block, the inside of the two fixed columns are fixedly connected with electric push rods, and the bottoms of the two electric push rods are fixedly connected with feet. The workpiece marking device for mechanical teaching has the advantages of stable marking, etc., and solves the problem that manual marking requires measuring tools to cooperate with manual marking, and this marking method is prone to deviation, resulting in a general marking effect.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece marking, in particular to a workpiece marking device for mechanical teaching. Background Art

[0002] In mechanical teaching, marking is a very important skill, especially in the field of mechanical processing and manufacturing. The purpose of marking is to mark the position and size of the workpiece surface that needs to be cut, drilled, ground or other processing operations, which helps to ensure the precision and accuracy of the processing. Mechanical teaching usually teaches students how to use marking tools for precise marking and marking.

[0003] In mechanical teaching, marking is usually carried out using tools such as marking rulers. Manual marking requires measuring tools to cooperate with manual marking. This marking method is prone to deviation, resulting in mediocre marking effect. Therefore, a workpiece marking device for mechanical teaching is proposed to solve the above-mentioned problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a workpiece marking device for mechanical teaching, which has the advantages of stable marking, etc., and solves the problem that manual marking requires measuring tools to cooperate with manual marking, and this marking method is prone to deviation, resulting in mediocre marking effect.

[0006] (II) Technical solution

[0007] The utility model solves the above-mentioned technical problem with a technical solution as follows: a workpiece marking device for mechanical teaching, comprising a top plate, the outer side of the top plate is fixedly connected with two fixed columns which are symmetrically distributed on the left and right, a motor is arranged inside the fixed column on the right, a threaded rod is fixedly connected to the output end of the motor, the outer side of the threaded rod is rotatably connected to the inside of the fixed column on the left, a same limiting rod is fixedly connected between the two fixed columns, a moving block is connected to the outer side of the threaded rod through a threaded transmission, a marking assembly is fixedly connected to the bottom of the moving block, electric push rods are fixedly connected to the inside of the two fixed columns, feet are fixedly connected to the bottom of the two electric push rods, a limiting block is fixedly connected to the top of the moving block, and the outer side of the limiting block is slidably connected to the inside of the top plate.

[0008] The beneficial effects of the utility model are as follows: the top plate fixes the two fixed columns, the limit rod cooperates with the top plate to increase the stability of the connection between the two fixed columns, the motor drives the threaded rod to rotate, the threaded rod rotates through the threaded transmission moving block to move the moving block, the moving block drives the marking assembly to mark the workpiece, the two electric push rods adjust the height of the two fixed columns through the bottom feet, the top plate limits the moving block through the limit block, and the limit rod limits the moving block.

[0009] The workpiece marking device for mechanical teaching has the advantage of stable marking.

[0010] On the basis of the above technical solution, the present invention can also be improved as follows.

[0011] Furthermore, the marking assembly includes a shell fixedly connected to the bottom of the moving block, a line pen is slidably connected to the inside of the shell, a limit plate is fixedly connected to the top of the line pen, and the outer side of the limit plate is slidably connected to the inside of the shell.

[0012] The beneficial effect of adopting the above further solution is that the limiting plate limits the position of the line pen through the shell.

[0013] Furthermore, a spring is fixedly connected to the top wall of the inner cavity of the shell, the bottom of the spring is movably connected to the top of the limiting plate, and a fixing block is fixedly connected to the top wall of the inner cavity of the shell, and the fixing block is adapted to the spring.

[0014] The beneficial effect of adopting the above further solution is that the spring can drive the pen to reset through the limiting plate.

[0015] Furthermore, an L-shaped pointer is fixedly connected to the top of the limit block, and a scale matched with the L-shaped pointer is fixedly connected to the top of the top plate.

[0016] The beneficial effect of adopting the above further solution is that the L-shaped pointer cooperates with the scale to facilitate observation of the length of the drawn line.

[0017] Furthermore, a placement block is fixedly connected to the top of the left side fixed column, and a level tube is arranged inside the placement block.

[0018] The beneficial effect of adopting the above further solution is that the placement block fixes the level tube via the left fixing column.

[0019] Furthermore, the bottoms of the two feet are fixedly connected with anti-skid pads, and the outer sides of the two electric push rods are provided with scales.

[0020] The beneficial effect of adopting the above further solution is that the two anti-skid pads can prevent the two feet from sliding. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a front view of the connection structure of the moving block and the scribing assembly of the utility model;

[0023] Figure 3 This is a top view of the connection structure between the top plate and the fixed column of the utility model;

[0024] Figure 4 This is an enlarged view of the structure at point A of the utility model.

[0025] In the figure: 1. top plate; 2. fixed column; 3. motor; 4. threaded rod; 5. limit rod; 6. moving block; 7. marking assembly; 71. shell; 72. pen; 73. limit plate; 74. spring; 75. fixed block; 8. electric push rod; 9. base; 10. limit block; 11. L-shaped pointer; 12. scale; 13. placement block; 14. level; 15. anti-slip pad. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the embodiment, Figure 1-4 A workpiece marking device for mechanical teaching is given. The utility model comprises a top plate 1. Two fixed columns 2 are fixedly connected to the outside of the top plate 1 and are symmetrically distributed on the left and right. A motor 3 is arranged inside the right fixed column 2. A threaded rod 4 is fixedly connected to the output end of the motor 3. The outside of the threaded rod 4 is rotatably connected to the inside of the left fixed column 2. A same limiting rod 5 is fixedly connected between the two fixed columns 2. A moving block 6 is connected to the outside of the threaded rod 4 through threaded transmission. A marking assembly 7 is fixedly connected to the bottom of the moving block 6. Electric push rods 8 are fixedly connected to the inside of the two fixed columns 2. The bottoms of the two electric push rods 8 are fixedly connected to feet 9. A limiting block 10 is fixedly connected to the top of the moving block 6. The outside of the limiting block 10 is slidably connected to the inside of the top plate 1.

[0028] The marking assembly 7 includes a housing 71 fixedly connected to the bottom of the moving block 6, a line pen 72 is slidably connected inside the housing 71, a limit plate 73 is fixedly connected to the top of the line pen 72, and the outer side of the limit plate 73 is slidably connected to the inside of the housing 71;

[0029] The limiting plate 73 limits the line pen 72 through the housing 71, and the line pen 72 can mark the workpiece;

[0030] A spring 74 is fixedly connected to the top wall of the inner cavity of the shell 71, and the bottom of the spring 74 is movably connected to the top of the limit plate 73. A fixing block 75 is fixedly connected to the top wall of the inner cavity of the shell 71, and the fixing block 75 is adapted to the spring 74.

[0031] The spring 74 can drive the pen 72 to reset through the limiting plate 73, and the fixing block 75 limits the spring 74 through the housing 71;

[0032] An L-shaped pointer 11 is fixedly connected to the top of the limit block 10, and a scale 12 adapted to the L-shaped pointer 11 is fixedly connected to the top of the top plate 1;

[0033] The L-shaped pointer 11 cooperates with the scale 12 to facilitate observation of the length of the line;

[0034] A placement block 13 is fixedly connected to the top of the left fixed column 2, and a level tube 14 is arranged inside the placement block 13;

[0035] The placement block 13 fixes the level tube 14 through the left fixed column 2, and the level tube 14 is convenient for measuring whether the fixed column 2 is level;

[0036] The bottoms of the two feet 9 are fixedly connected with anti-skid pads 15, and the outer sides of the two electric push rods 8 are scaled;

[0037] The two anti-skid pads 15 can prevent the two feet 9 from sliding, and the outer sides of the two electric push rods 8 are both provided with scales for conveniently observing the heights of the two electric push rods 8 when they are raised.

[0038] Working principle:

[0039] Adjust the two electric push rods 8 to a suitable height, level the top plate 1 through the level tube 14, place the workpiece at the bottom of the marking assembly 7, start the motor 3 to drive the threaded rod 4 to rotate, the threaded rod 4 rotates to drive the moving block 6 to move through the threaded transmission moving block 6, and the moving block 6 drives the line pen 72 to mark the workpiece through the shell 71. When encountering uneven areas, the line pen 72 can also mark after compressing the spring 74 through the limit plate 73. After marking, the spring 74 drives the limit plate 73 and the line pen 72 to reset through the shell 71.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A workpiece marking device for mechanical teaching, comprising a top plate (1), characterized in that: The outer side of the top plate (1) is fixedly connected with two fixed columns (2) which are symmetrically distributed on the left and right sides. A motor (3) is arranged inside the right fixed column (2). The output end of the motor (3) is fixedly connected with a threaded rod (4). The outer side of the threaded rod (4) is rotatably connected to the inside of the left fixed column (2). The same limiting rod (5) is fixedly connected between the two fixed columns (2). The outer side of the threaded rod (4) is connected with a moving block (6) through threaded transmission. The bottom of the moving block (6) is fixedly connected with a marking assembly (7). The inside of the two fixed columns (2) is fixedly connected with an electric push rod (8). The bottom of the two electric push rods (8) is fixedly connected with a base (9). The top of the moving block (6) is fixedly connected with a limiting block (10). The outer side of the limiting block (10) is slidably connected to the inside of the top plate (1).

2. A workpiece marking device for mechanical teaching according to claim 1, characterized in that: The marking assembly (7) comprises a shell (71) fixedly connected to the bottom of the moving block (6); a marking pen (72) is slidably connected inside the shell (71); the top of the marking pen (72) is fixedly connected to a limiting plate (73); and the outer side of the limiting plate (73) is slidably connected to the inside of the shell (71).

3. A workpiece marking device for mechanical teaching according to claim 2, characterized in that: A spring (74) is fixedly connected to the top wall of the inner cavity of the shell (71), and the bottom of the spring (74) is movably connected to the top of the limiting plate (73). A fixing block (75) is fixedly connected to the top wall of the inner cavity of the shell (71), and the fixing block (75) is adapted to the spring (74).

4. The workpiece marking device for mechanical teaching according to claim 1, characterized in that: An L-shaped pointer (11) is fixedly connected to the top of the limit block (10), and a scale (12) adapted to the L-shaped pointer (11) is fixedly connected to the top of the top plate (1).

5. The workpiece marking device for mechanical teaching according to claim 1, characterized in that: A placement block (13) is fixedly connected to the top of the left fixed column (2), and a level tube (14) is arranged inside the placement block (13).

6. The workpiece marking device for mechanical teaching according to claim 1, characterized in that: The bottoms of the two feet (9) are fixedly connected with anti-skid pads (15), and the outer sides of the two electric push rods (8) are scaled.

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