Stepping motor convenient to disassemble and adjust

Abstract

The utility model relates to the technical field of stepping motors, in particular to a stepping motor convenient to disassemble and adjust, which comprises a bottom plate fixedly provided with a plurality of groups of connecting rods uniformly distributed at intervals; a fixing seat is fixedly mounted at the bottom of the stepping motor body, and the fixing seat is inserted into the connecting rods; the clamping piece is arranged on the connecting rod in a sleeving manner; the device has the beneficial effects that when a fixing lantern ring moves to the upper surface of a fixing base along a connecting rod, a second air bag can be extruded, air stored in the second air bag is exhausted into a first air bag through a first exhaust hole, so that an insertion block is ejected out of a first storage groove and inserted into a clamping groove, and at the moment, a first elastic piece is in a stretching state; when disassembly and adjustment are needed, a jacking block is pushed inwards, a certain space is formed between a receding block and a beveling groove at the moment, gas in a first air bag is exhausted to a third air bag through a second exhaust hole under the action of a first elastic piece, and disassembly can be conducted when an insertion block is contracted into a first storage groove.

Description

Technical Field

[0001] The utility model relates to the technical field of stepper motors, in particular to a stepper motor which is convenient for disassembly and adjustment. Background Art

[0002] A stepper motor is an open-loop control element that converts electrical pulse signals into angular or linear displacement;

[0003] Before using the stepper motor, it is necessary to fix the stepper motor in a specified position by fixing bolts, but disassembly is inconvenient. In the prior art, a Chinese utility model with publication number CN207677542U discloses a motor that is easy to disassemble, including a shield, a motor fixing plate, a bottom plate and a magnetic nail groove, wherein a shield block is provided at the bottom end of the shield, threaded holes are provided at both ends of the motor fixing plate, bolts are connected to the threads in the threaded holes, the magnetic nail groove is provided on the top surface of the motor fixing plate, and a spring is installed in the motor fixing plate. A cavity, a spring is movably installed in the spring cavity, the spring is elastically connected with a magnetic nail, a bottom plate limit block is welded and fixed on the top surface of the motor fixing plate, shield card slots are opened on both side end surfaces of the motor fixing plate, a bottom plate card slot is opened on the bottom surface of the bottom plate, an iron sheet is fixed in the bottom plate card slot, a motor is welded on the top surface of the bottom plate, and the shield is clamped on the outside of the motor through the shield card block and the shield card slot of the motor fixing plate; the utility model has the advantage of being clamped with the card slot by the magnetic nail, so that the motor can be quickly disassembled;

[0004] However, the electric motor will generate certain vibrations during operation. During the vibration, the magnetic pins may move to the bottom plate slots and detach from the bottom plate slots, causing the electric motor to shake. Utility Model Content

[0005] The purpose of the utility model is to provide a stepper motor that is easy to disassemble and adjust, so as to solve the problems raised by the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] Stepper motor that is easy to disassemble and adjust, including:

[0008] A bottom plate, on which a plurality of groups of evenly spaced connecting rods are fixedly arranged;

[0009] A stepper motor body, wherein a matching fixing seat is fixedly mounted on the bottom of the stepper motor body, and the fixing seat is plugged into each of the connecting rods;

[0010] The clamping piece is sleeved on the connecting rod, and the clamping piece includes a fixing ring.

[0011] Preferably, fixing bolts are screwed on all four sides of the bottom plate, and the bottom plate is fixed at a designated position by the cooperation of multiple groups of the fixing bolts.

[0012] Preferably, the outer surface of each connecting rod is provided with two groups of symmetrically distributed guide grooves, the inner wall of each guide groove is provided with a clamping groove, and there are multiple groups of the clamping grooves, which are evenly spaced vertically.

[0013] Preferably, a matching guide block is provided at a position of the inner wall of the fixing collar corresponding to the guide groove, a first receiving groove is provided at a position of the side wall of the guide block corresponding to the clamping groove, and a matching plug-in block is inserted inside the first receiving groove;

[0014] A first airbag is fixedly arranged between the end of the insert block and the inner wall of the first receiving groove, a matching first elastic member is arranged inside the first airbag, and the insert block is popped out and arranged inside the first receiving groove through the first elastic member.

[0015] Preferably, a second receiving groove in an annular structure is provided at the bottom of the fixing ring, a matching second airbag is arranged inside the second receiving groove, and a first exhaust hole is provided between the second airbag and the first airbag, and the interior of the second airbag is connected with the interior of the first airbag through the first exhaust hole.

[0016] Preferably, a third receiving groove is provided on the outer surface of the fixing ring, a matching top block is inserted inside the third receiving groove, a second elastic member is provided between the top block and the third receiving groove, and the top block is elastically inserted inside the third receiving groove through the second elastic member.

[0017] Preferably, a fourth receiving groove is provided at the bottom of the third receiving groove at a position corresponding to the side wall of the top block, a matching third airbag is provided inside the fourth receiving groove, a clearance block is fixedly provided on the top of the third airbag, and a beveled groove is provided at the bottom wall of the top block at a position corresponding to the clearance block;

[0018] A second exhaust hole is provided between the third airbag and the first exhaust hole, and the third airbag is connected to the first airbag through the cooperation of the second exhaust hole and the first exhaust hole;

[0019] The elastic force of the second elastic member is greater than the elastic force of the first elastic member.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] The utility model places the stepper motor body on the bottom plate through the cooperation of the fixing seat and the connecting rod, and the setting of the fixing collar can limit and fix the fixing seat. When the fixing collar moves along the connecting rod to the upper surface of the fixing seat, it will squeeze the second airbag, and the gas stored in the second airbag will be discharged into the first airbag through the first exhaust hole, so that the plug block is pushed out from the first receiving groove and plugged into the slot. At this time, the first elastic member is in a stretched state. When it is necessary to disassemble and adjust, the ejection block is pushed inward. At this time, a certain space will appear between the displacement block and the bevel groove. The gas in the first airbag is discharged to the third airbag through the second exhaust hole under the action of the first elastic member. When the plug block is retracted into the first receiving groove, it can be disassembled.

[0022] Since the fixing collar is fixedly connected to the connecting rod through the cooperation of the insert block, the fixing collar will not become loose when the stepper motor body is working. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 for Figure 1 A schematic diagram of the structure enlargement in the middle;

[0025] Figure 3 This is a schematic diagram of the connection between the bottom plate and the fixing bolt structure of the utility model;

[0026] Figure 4 for Figure 3 A magnified schematic diagram of the structure at B in the middle;

[0027] Figure 5 This is a cross-sectional schematic diagram of the fixed collar structure of the utility model;

[0028] Figure 6 for Figure 5 Enlarged schematic diagram of the structure at point C in the middle.

[0029] In the figure: base plate 1, fixing bolt 2, stepper motor body 3, fixing seat 4, connecting rod 5, fixing collar 6, guide groove 7, guide block 8, slot 10, insert block 11, first receiving groove 12, first air bag 13, first elastic member 14, second receiving groove 15, second air bag 16, first exhaust hole 17, top block 18, third receiving groove 19, second elastic member 20, bevel groove 21, fourth receiving groove 22, third air bag 23, second exhaust hole 24, and clearance block 25. DETAILED DESCRIPTION

[0030] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0031] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0032] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0033] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through an intermediate structure, but are connected to form a whole only through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0034] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0035] Embodiment 1:

[0036] See also Figures 1 to 6 The utility model provides a technical solution: a stepper motor that is easy to disassemble and adjust, including:

[0037] A bottom plate 1, on which a plurality of groups of evenly spaced connecting rods 5 are fixedly arranged;

[0038] A stepper motor body 3, a matching fixing seat 4 is fixedly mounted on the bottom of the stepper motor body 3, and the fixing seat 4 is plugged into each of the connecting rods 5;

[0039] A clamping piece, sleeved on the connecting rod 5, and the clamping piece includes a fixing ring 6;

[0040] The stepper motor body 3 is placed on the base plate 1 by the cooperation of the fixing seat 4 and the connecting rod 5 , and the setting of the clamping member can limit and fix the fixing seat 4 , thereby fixing the stepper motor body 3 on the base plate 1 .

[0041] Embodiment 2:

[0042] like Figure 2-Figure 5 As shown, the structure of the stepper motor that is convenient for disassembly and adjustment disclosed in the second embodiment of the present invention is basically the same as that in the first embodiment, except that:

[0043] The base plate 1 is screwed with fixing bolts 2 on all sides, and the base plate 1 is fixed at a designated position by the cooperation of multiple groups of fixing bolts 2;

[0044] The outer surface of each connecting rod 5 is provided with two groups of symmetrically distributed guide grooves 7, and the inner wall of each guide groove 7 is provided with a clamping groove 10, and the clamping grooves 10 are provided in multiple groups, and the multiple groups of the clamping grooves 10 are evenly spaced and distributed up and down;

[0045] A matching guide block 8 is provided at a position of the inner wall of the fixing ring 6 corresponding to the guide groove 7, a first receiving groove 12 is provided at a position of the side wall of the guide block 8 corresponding to the clamping groove 10, and a matching inserting block 11 is inserted in the interior of the first receiving groove 12;

[0046] A first airbag 13 is fixedly disposed between the end of the insert block 11 and the inner wall of the first receiving groove 12, and a matching first elastic member 14 is disposed inside the first airbag 13. The insert block 11 is popped out of the first receiving groove 12 by the first elastic member 14;

[0047] A second receiving groove 15 in an annular structure is provided at the bottom of the fixing ring 6, a matching second airbag 16 is provided inside the second receiving groove 15, and a first exhaust hole 17 is provided between the second airbag 16 and the first airbag 13, the interior of the second airbag 16 is connected to the interior of the first airbag 13 through the first exhaust hole 17;

[0048] The setting of the fixing ring 6 can limit and fix the fixing seat 4. When the fixing ring 6 moves along the connecting rod 5 to the upper surface of the fixing seat 4, it will squeeze the second airbag 16, and the gas stored in the second airbag 16 will be discharged into the first airbag 13 through the first exhaust hole 17, thereby pushing the plug 11 out from the first receiving groove 12 and plugging it into the card slot 10, thereby completing the fixation of the stepper motor body 3, and at this time, the first elastic member 14 is in a stretched state.

[0049] Embodiment three:

[0050] like Figure 6 As shown, the structure of the stepper motor that is convenient for disassembly and adjustment disclosed in the third embodiment of the present invention is basically the same as that in the second embodiment, except that:

[0051] The outer surface of the fixing collar 6 is provided with a third receiving groove 19, and a matching top block 18 is inserted in the third receiving groove 19. A second elastic member 20 is provided between the top block 18 and the third receiving groove 19, and the top block 18 is elastically inserted in the third receiving groove 19 through the second elastic member 20.

[0052] A fourth receiving groove 22 is provided at the bottom of the third receiving groove 19 at a position corresponding to the side wall of the top block 18, a matching third air bag 23 is provided inside the fourth receiving groove 22, a clearance block 25 is fixedly provided on the top of the third air bag 23, and a bevel groove 21 is provided at the bottom wall of the top block 18 at a position corresponding to the clearance block 25;

[0053] A second exhaust hole 24 is provided between the third airbag 23 and the first exhaust hole 17, and the third airbag 23 is connected to the first airbag 13 through the cooperation of the second exhaust hole 24 and the first exhaust hole 17;

[0054] The elastic force of the second elastic member 20 is greater than the elastic force of the first elastic member 14;

[0055] When the stepper motor body 3 needs to be disassembled and adjusted, the push block 18 is pushed inward. At this time, a certain space will appear between the clearance block 25 and the bevel groove 21. The gas inside the first air bag 13 is discharged to the third air bag 23 through the second exhaust hole 24 under the action of the first elastic member 14. When the insert block 11 is retracted into the first receiving groove 12, it can be disassembled. Since the fixing ring 6 is fixedly connected with the connecting rod 5 through the cooperation of the insert block 11, the fixing ring 6 will not loosen when the stepper motor body 3 is working.

[0056] The present solution is specifically as follows: when fixing the stepper motor body 3, the stepper motor body 3 is limitedly placed on the bottom plate 1 through the cooperation of the fixing seat 4 and the multiple groups of connecting rods 5, and then the fixing collar 6 is sleeved on the connecting rod 5. When the fixing collar 6 moves along the connecting rod 5 to the upper surface of the fixing seat 4, the second airbag 16 is squeezed, and the gas stored in the second airbag 16 is discharged into the first airbag 13 through the first exhaust hole 17, so that the plug 11 is pushed out from the first receiving groove 12 and inserted into the card slot 10, and the fixing and limiting of the stepper motor body 3 is completed at this time;

[0057] When it is necessary to disassemble and adjust the stepper motor body 3, the push-up block 18 is pushed inward. At this time, a certain space will appear between the clearance block 25 and the bevel groove 21. The gas inside the first airbag 13 is discharged to the third airbag 23 through the second exhaust hole 24 under the action of the first elastic member 14. When the insert block 11 is retracted into the first receiving groove 12, the fixing ring 6 can be disassembled, thereby disassembling and adjusting the stepper motor body 3.

[0058] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0059] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. Stepper motor that is easy to disassemble and adjust, It is characterized in that include: A bottom plate (1), on which a plurality of groups of evenly spaced connecting rods (5) are fixedly arranged; A stepper motor body (3), wherein a matching fixing seat (4) is fixedly mounted on the bottom of the stepper motor body (3), and the fixing seat (4) is plugged into each of the connecting rods (5); The clamping piece is sleeved on the connecting rod (5), and the clamping piece comprises a fixing ring (6).

2. The stepper motor that is easy to disassemble and adjust according to claim 1, It is characterized in that The base plate (1) is screwed with fixing bolts (2) on all four sides, and the base plate (1) is fixed at a designated position by the cooperation of multiple groups of fixing bolts (2).

3. The stepper motor that is easy to disassemble and adjust according to claim 2, It is characterized in that The outer surface of each connecting rod (5) is provided with two groups of symmetrically distributed guide grooves (7), the inner wall of each guide groove (7) is provided with a clamping groove (10), and there are multiple groups of the clamping grooves (10), and the multiple groups of the clamping grooves (10) are evenly spaced and distributed vertically.

4. The stepper motor that is easy to disassemble and adjust according to claim 3, It is characterized in that A matching guide block (8) is provided at a position of the inner wall of the fixing collar (6) corresponding to the guide groove (7), a first receiving groove (12) is provided at a position of the side wall of the guide block (8) corresponding to the clamping groove (10), and a matching insert block (11) is inserted inside the first receiving groove (12); A first airbag (13) is fixedly arranged between the end of the insert block (11) and the inner wall of the first receiving groove (12), and a matching first elastic member (14) is arranged inside the first airbag (13). The insert block (11) is popped out and arranged inside the first receiving groove (12) by the first elastic member (14).

5. The stepper motor that is easy to disassemble and adjust according to claim 4, It is characterized in that A second receiving groove (15) in an annular structure is provided at the bottom of the fixing ring (6), a matching second airbag (16) is arranged inside the second receiving groove (15), and a first exhaust hole (17) is provided between the second airbag (16) and the first airbag (13), and the interior of the second airbag (16) is connected to the interior of the first airbag (13) through the first exhaust hole (17).

6. The stepper motor that is easy to disassemble and adjust according to claim 5, It is characterized in that The outer surface of the fixing ring (6) is provided with a third receiving groove (19), a matching top block (18) is inserted inside the third receiving groove (19), a second elastic member (20) is provided between the top block (18) and the third receiving groove (19), and the top block (18) is elastically inserted into the inside of the third receiving groove (19) through the second elastic member (20).

7. The stepper motor that is easy to disassemble and adjust according to claim 6, It is characterized in that A fourth receiving groove (22) is provided at the bottom of the third receiving groove (19) at a position corresponding to the side wall of the top block (18); a matching third air bag (23) is provided inside the fourth receiving groove (22); a clearance block (25) is fixedly provided on the top of the third air bag (23); and a bevel groove (21) is provided on the bottom wall of the top block (18) at a position corresponding to the clearance block (25); A second exhaust hole (24) is provided between the third airbag (23) and the first exhaust hole (17); the third airbag (23) is connected to the first airbag (13) through the cooperation of the second exhaust hole (24) and the first exhaust hole (17); The elastic force of the second elastic member (20) is greater than the elastic force of the first elastic member (14).

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