Protective structure for hand pulse generator

Abstract

The utility model discloses a protective structure for a hand-operated pulse generator, which comprises a protective cover matched with a shell of the hand-operated pulse generator, a hand wheel protective part corresponding to a hand wheel is arranged on the protective cover, and a knob protective part corresponding to an axial knob is further arranged on the protective cover. The protective cover is further provided with a button protective part corresponding to the scram button, the protective cover is clamped and fixed to the shell of the hand-operated pulse generator through a clamping assembly, and one side of the protective cover is further provided with a line protective assembly used for clamping a data transmission line. The hand-cranking pulse generator has the advantages that the hand-cranking wheel, the axial knob and the emergency stop switch are protected comprehensively, the situation that the hand-cranking wheel, the axial knob and the emergency stop switch are cranked in the falling process is avoided, the joint of the data transmission line and the shell of the hand-cranking pulse generator can be protected, and the situation that the data transmission line is loosened in the falling process is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical equipment accessories, and particularly relates to a protective structure for a hand-cranked pulse generator. Background Art

[0002] Manual pulse generators are used for zero position correction and signal segmentation in CNC machine tools, printing machinery, and other applications. When the handwheel rotates, the encoder generates a signal corresponding to the handwheel's movement. Coordinates are selected and positioned by the CNC system.

[0003] The current hand-cranked pulse generator has no fixed protective structure after use. There is no protective structure for the hand wheel, axial adjustment knob and emergency stop button. It is easy to be damaged if it falls. At the same time, it cannot provide auxiliary protection for the line connection. If it falls, it is easy to cause the connection line to loosen. For this reason, we propose a protective structure for the hand-cranked pulse generator. Utility Model Content

[0004] The purpose of the utility model is to provide a protective structure for a hand-cranked pulse generator to solve the problem raised in the above background technology that the current hand-cranked pulse generator has no fixed protective structure after use, no protective structure for the hand wheel, axial adjustment knob and emergency stop button, which can easily cause them to be damaged if dropped, and at the same time it cannot provide auxiliary protection for the line connection, which can easily cause the line at the connection to become loose if dropped.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a protective structure for a hand-cranked pulse generator, comprising a protective cover adapted to the housing of the hand-cranked pulse generator, a handwheel protection portion corresponding to the hand-cranked wheel being provided on the protective cover, a knob protection portion corresponding to the axial knob being further provided on the protective cover, a button protection portion corresponding to the emergency stop button being further provided on the protective cover, the protective cover being clamped and fixed to the housing of the hand-cranked pulse generator by a clamping assembly, and a line protection assembly for clamping the data transmission line being further provided on one side of the protective cover.

[0006] Preferably, the snap-on assembly includes a spring, which is arranged at the top of the protective cover. The spring corresponds to a positioning slot, and the positioning slot is arranged on the housing of the hand-cranked pulse generator, which can fix the protective cover on the housing of the hand-cranked pulse generator.

[0007] Preferably, a snap buckle is also provided at the end of the reed, and the snap buckle is snapped into a transverse slot. The transverse slot is provided at the bottom of the hand-cranked pulse generator housing, and the transverse slot is connected to the positioning slot, which can further improve the firmness of the protective cover.

[0008] Preferably, the line protection assembly includes a first protective cover and a second protective cover, the first protective cover and the second protective cover are movably arranged on the protective cover, the first protective cover and the second protective cover can be spliced into a complete cylindrical structure, and the data transmission line is fixed to protect the data transmission line.

[0009] Preferably, a first damping slider is provided on one side of the first protective cover, and the first damping slider is provided in a first slide groove; a second damping slider is provided on one side of the second protective cover, and the second damping slider is provided in a second slide groove; the first slide groove and the second slide groove are symmetrically provided on both sides of the protective cover, and can move the first protective cover and the second protective cover.

[0010] Preferably, a first connecting plate is symmetrically provided on the outer surface of the first protective cover, and a second connecting plate is symmetrically provided on the outer surface of the second protective cover. A positioning rod is also provided on the first connecting plate, and one end of the positioning rod passes through a positioning port. The positioning port is provided on the second connecting plate, which can position the assembly of the first protective cover and the second protective cover.

[0011] Preferably, a fixing pin is further provided on the positioning rod, and the fixing pin is movably provided in a groove, and the groove is provided on the positioning rod. A spring is also provided in the groove, and one end of the spring is connected to the fixing pin, so as to be able to splice the first connecting frame and the second connecting frame.

[0012] Preferably, a first elastic fixing pad is provided in the first protective sleeve, and a second elastic fixing pad is provided in the second protective sleeve, which can fit tightly with the data transmission line.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] (1) The utility model can be quickly fixed on the housing of the hand-cranked pulse generator and comprehensively protect the hand-cranked wheel, axial knob and emergency stop switch, thereby preventing the hand-cranked wheel, axial knob and emergency stop switch from being damaged during a fall.

[0015] (2) The utility model can protect the connection between the data transmission line and the housing of the hand-cranked pulse generator, thereby preventing the data transmission line from becoming loose during the falling process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of a half-section structure of the present utility model;

[0018] Figure 3 for Figure 2 Schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 4 This is a schematic diagram of the left side cross-sectional structure of the line protection assembly in the present utility model;

[0020] Figure 5 for Figure 4 Schematic diagram of the enlarged structure at B in the middle;

[0021] Figure 6 for Figure 5 Schematic diagram of the enlarged structure at C in the middle;

[0022] In the figure: 1. Protective cover; 2. Button protection part; 3. Knob protection part; 4. Handwheel protection part; 5. Line protection assembly; 6. Data transmission line; 7. Emergency stop button; 8. Axial knob; 9. Hand-crank pulse generator housing; 10. Hand-crank wheel; 101. Reed; 102. Positioning slot; 103. Snap buckle; 104. Horizontal slot; 501. First protective sleeve; 502. First damping slider; 503. First slide groove; 504. First elastic fixing pad; 505. Second protective sleeve; 506. Second damping slider; 507. Second slide groove; 508. Second elastic fixing pad; 509. First connecting plate; 510. Second connecting plate; 511. Positioning port; 512. Positioning rod; 513. Spring; 514. Fixing pin. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-Figure 3 The utility model provides a technical solution: a protective structure for a hand-cranked pulse generator, comprising a protective cover 1 adapted to a housing 9 of the hand-cranked pulse generator, a handwheel protective portion 4 corresponding to a hand-cranked wheel 10 being provided on the protective cover 1, a knob protective portion 3 corresponding to an axial knob 8 being further provided on the protective cover 1, a button protective portion 2 corresponding to an emergency stop button 7 being further provided on the protective cover 1, and the protective cover 1 being clamped and fixed to the housing 9 of the hand-cranked pulse generator by a clamping assembly.

[0025] First, the protective cover 1 is clamped to the hand-cranked pulse generator housing 9 through the clamping assembly. At this time, the protective cover 1 is fixed on the hand-cranked pulse generator housing 9. At the same time, the handwheel protection part 4, the knob protection part 3, and the button protection part 2 protect the hand wheel 10, the axial knob 8 and the emergency stop button 7, and protect the hand wheel 10, the axial knob 8 and the emergency stop button 7.

[0026] The snap-fit assembly includes a reed 101, which is arranged at the top of the protective cover 1. The reed 101 corresponds to the positioning slot 102, and the positioning slot 102 is arranged on the hand-cranked pulse generator housing 9, which can fix the protective cover 1 on the hand-cranked pulse generator housing 9. A snap-fit buckle 103 is also provided at the end of the reed 101, and the snap-fit buckle 103 is snapped into the transverse slot 104. The transverse slot 104 is arranged at the bottom of the hand-cranked pulse generator housing 9, and the transverse slot 104 is connected to the positioning slot 102, which can further improve the firmness of the fixation of the protective cover 1.

[0027] First, insert the reed 101 on the protective cover 1 into the positioning slot 102. When the protective cover 1 moves, it drives the reed 101 to move in the positioning slot 102 and causes the reed 101 to undergo elastic deformation. When the fixing pin 514 moves to the position of the horizontal slot 104, the reed 101 resets and inserts the fixing pin 514 into the horizontal slot 104, so that the protective cover 1 can be fixed on the hand-cranked pulse generator housing 9.

[0028] For a specific embodiment of this application, please refer to Figure 4-Figure 6 , a line protection component 5 for clamping the data transmission line 6 is also provided on one side of the protective cover 1, and the line protection component 5 includes a first protective cover 501 and a second protective cover 505. The first protective cover 501 and the second protective cover 505 are movably provided on the protective cover 1. The first protective cover 501 and the second protective cover 505 can be spliced into a complete cylindrical structure and fix the data transmission line 6 to protect the data transmission line 6. The outer surface of the first protective cover 501 is symmetrically provided with a first connecting plate 509, and the outer surface of the second protective cover 505 is symmetrically provided with a second connecting plate 509. The second connecting plate 510 and the first connecting plate 509 are also provided with a positioning rod 512, one end of the positioning rod 512 passes through the positioning port 511, and the positioning port 511 is provided on the second connecting plate 510, which can position the assembly of the first protective cover 501 and the second protective cover 505. A fixing pin 514 is also provided on the positioning rod 512, and the fixing pin 514 is movably provided in the groove. The groove is provided on the positioning rod 512, and a spring 513 is also provided in the groove. One end of the spring 513 is connected to the fixing pin 514, which can splice the first connecting frame and the second connecting frame.

[0029] After the protective cover 1 is installed, the data transmission line 6 is placed in the gap between the first protective cover 501 and the second protective cover 505, and the first protective cover 501 and the second protective cover 505 are pressed at the same time. The first protective cover 501 and the second protective cover 505 move, and the first connecting plate 509 and the second connecting plate 510 move at the same time. The first connecting plate 509 drives the positioning rod 512 to move, and the positioning rod 512 is snapped into the positioning port 511. When the first protective cover 501 and the second protective cover 505 are fitted with the data transmission line 6, the spring 513 drives the fixing pin 514 to reset and fix the first connecting plate 509 and the second connecting plate 510, completing the fixation of the first protective cover 501 and the second protective cover 505, and protecting the connection between the data transmission line 6 and the hand-cranked pulse generator housing 9.

[0030] Furthermore, a first damping slider 502 is provided on one side of the first protective cover 501, and the first damping slider 502 is provided in the first slide groove 503. A second damping slider 506 is provided on one side of the second protective cover 505, and the second damping slider 506 is provided in the second slide groove 507. The first slide groove 503 and the second slide groove 507 are symmetrically provided on both sides of the protective cover 1. The first protective cover 501 can drive the first damping slider 502 to move in the first slide groove 503, and the second protective cover 505 drives the second damping slider 506 to move in the second slide groove 507, thereby controlling the movement of the first protective cover 501 and the second protective cover 505.

[0031] Furthermore, a first elastic fixing pad 504 is provided in the first protective sleeve 501 , and a second elastic fixing pad 508 is provided in the second protective sleeve 505 , which can fit tightly with the data transmission line 6 .

[0032] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protective structure for a hand-cranked pulse generator, characterized in that: The invention comprises a protective cover (1) adapted to a housing (9) of a hand-cranked pulse generator, a handwheel protection portion (4) corresponding to the handwheel being provided on the protective cover (1), a knob protection portion (3) corresponding to the axial knob (8) being provided on the protective cover (1), and a button protection portion (2) corresponding to the emergency stop button (7) being provided on the protective cover (1), the protective cover (1) being fixedly connected to the housing (9) of the hand-cranked pulse generator by a clamping assembly, and a line protection assembly (5) for clamping a data transmission line (6) being provided on one side of the protective cover (1).

2. A protective structure for a hand-cranked pulse generator according to claim 1, characterized in that: The snap-fit assembly comprises a spring (101), the spring (101) being arranged at the top of the inner portion of the protective cover (1), the spring (101) corresponding to a positioning slot (102), and the positioning slot (102) being arranged on the housing (9) of the hand-cranked pulse generator.

3. A protective structure for a hand-cranked pulse generator according to claim 2, characterized in that: A snap-fit buckle (103) is further provided at the end of the spring (101), and the snap-fit buckle (103) is snapped into a transverse slot (104). The transverse slot (104) is provided at the bottom of the hand-cranked pulse generator housing (9), and the transverse slot (104) is communicated with the positioning slot (102).

4. The protective structure for a hand-cranked pulse generator according to claim 1, characterized in that: The line protection assembly (5) comprises a first protective sleeve (501) and a second protective sleeve (505), wherein the first protective sleeve (501) and the second protective sleeve (505) are movably arranged on the protective cover (1), and the first protective sleeve (501) and the second protective sleeve (505) can be spliced into a complete cylindrical structure and fix the data transmission line (6).

5. A protective structure for a hand-cranked pulse generator according to claim 4, characterized in that: A first damping slider (502) is provided on one side of the first protective cover (501), and the first damping slider (502) is provided in a first slide groove (503); a second damping slider (506) is provided on one side of the second protective cover (505), and the second damping slider (506) is provided in a second slide groove (507); the first slide groove (503) and the second slide groove (507) are symmetrically provided on both sides of the protective cover (1).

6. A protective structure for a hand-cranked pulse generator according to claim 5, characterized in that: A first connecting plate (509) is symmetrically provided on the outer surface of the first protective sleeve (501), and a second connecting plate (510) is symmetrically provided on the outer surface of the second protective sleeve (505). A positioning rod (512) is also provided on the first connecting plate (509), and one end of the positioning rod (512) passes through a positioning opening (511), and the positioning opening (511) is provided on the second connecting plate (510).

7. A protective structure for a hand-cranked pulse generator according to claim 6, characterized in that: A fixing pin (514) is also provided on the positioning rod (512), and the fixing pin (514) is movably provided in a groove. The groove is provided on the positioning rod (512), and a spring (513) is also provided in the groove. One end of the spring (513) is connected to the fixing pin (514).

8. A protective structure for a hand-cranked pulse generator according to any one of claims 5 to 7, characterized in that: A first elastic fixing pad (504) is provided in the first protective sleeve (501), and a second elastic fixing pad (508) is provided in the second protective sleeve (505).

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