Navigation support polishing and fixing mechanism

Abstract

The utility model discloses a navigation support polishing and fixing mechanism which comprises a base, a driving unit, a movable frame and a fixed frame, the driving unit, the movable frame and the fixed frame are sequentially arranged on the base, and a plurality of semicircular clamping grooves which are coaxially arranged are formed in the side faces, facing each other, of the movable frame and the fixed frame in the vertical direction. The movable frames correspond to the semicircular clamping grooves in the fixed frame one to one and can be matched with the semicircular clamping grooves to clamp a to-be-polished workpiece, and the driving unit is connected with the movable frames and drives the movable frames to be close to or away from the fixed frame. The navigation support grinding and fixing mechanism can stably clamp a tubular part on a navigation support in a vertical state, and therefore stable grinding can be achieved.

Description

Technical Field

[0001] The utility model relates to a grinding tool, in particular to a navigation bracket grinding and fixing mechanism. Background Art

[0002] The navigation bracket is used to install the navigator, and is used to guide the destination of the car, electric car or electric motorcycle, and assist people to reach the destination according to the designated route. The existing navigation bracket includes a mounting part, a connecting part and a connecting piece arranged between the mounting part and the connecting part. The connecting piece has three types according to the needs: fixed plate type, folding type and straight tube type. For the navigation bracket of the straight tube type, the burr part at the end needs to be polished in the later stage of production, so a polishing and fixing mechanism is needed.

[0003] Chinese patent CN202222403439.1 discloses a clamping and grinding mechanism for electric power pipes, which comprises a base, a support block is fixed on the top of the base, a guide rod is fixed on the side wall of the support block, a sleeve is slidably mounted on the outer wall of the guide rod, a cylinder is fixed on the bottom of the sleeve, a grinding mechanism is fixed on the bottom of the cylinder, a support plate is fixed on the top of the base, a clamping sleeve is passed through the support plate, the support plate and the through-through part of the clamping sleeve are rotatably connected, a clamping mechanism and a limiting mechanism are arranged on the clamping sleeve, and the clamping mechanism comprises: a push rod, which passes through the top of the clamping sleeve.

[0004] The clamping and grinding mechanism for the electric pipe includes a clamping mechanism, including: a push rod, the push rod passes through the top of the clamping sleeve, the clamping mechanism can only clamp the polished pipe horizontally, but not vertically, and is difficult to operate when the bottom position needs to be polished. In addition, the clamping mechanism can only clamp at a single position, and the clamping stability is poor. Utility Model Content

[0005] The utility model aims to provide a navigation bracket grinding and fixing mechanism, which can stably clamp a tubular member on the navigation bracket in a vertical state, so as to achieve stable grinding.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a navigation bracket grinding and fixing mechanism, including a base and a driving unit, a movable frame and a fixed frame arranged in sequence on the base, the sides of the movable frame and the fixed frame facing each other are arranged with a plurality of coaxially arranged semicircular clamping grooves in the vertical direction, the semicircular clamping grooves on the movable frame and the fixed frame are arranged in one-to-one correspondence and can cooperate to clamp the workpiece to be ground, and the driving unit is connected to the movable frame and drives the movable frame to approach or move away from the fixed frame.

[0007] Preferably, the movable frame and the fixed frame both include a frame body, and the two frame bodies are symmetrically arranged; the frame body includes an upper support semi-ring, a middle support semi-ring and a bottom support semi-ring, and the inner sides of the upper support semi-ring and the middle support semi-ring are both provided with semi-annular support plates; the upper support semi-ring and the middle support semi-ring are connected by a plurality of first vertical plates, and the middle support semi-ring and the bottom support semi-ring are connected by a plurality of second vertical plates; semicircular bushings are embedded in the upper support semi-ring and the middle support semi-ring, and a shoulder is provided on the outer side of the upper end of the semicircular bushing, and a semicircular hole is provided in the middle.

[0008] Preferably, a plurality of positioning holes are provided on the annular support plate; and a positioning column capable of being inserted into the positioning hole is provided at the bottom of the shoulder.

[0009] Preferably, the diameter of the bottom support half ring is larger than the diameter of the middle support half ring, an extended half ring plate is provided on the outer side of the bottom support half ring, the extended half ring plate on the fixed frame is connected to the base by a plurality of bolts, both ends of the extended half ring plate on the movable frame are connected to the guide rails installed on the base, and a guide groove is provided on the inner side of the guide rails.

[0010] Preferably, a stopper which is in sliding contact with the guide rail is fixedly connected to the extending semi-ring plate.

[0011] Preferably, positioning bosses are provided on the bottom side of the four corners of the base, countersunk grooves coaxial with the positioning bosses are provided on the upper side, and mounting holes penetrating the positioning bosses are provided on the bottom side of the countersunk grooves.

[0012] Preferably, the driving unit comprises a vertical plate fixedly connected to the base, the vertical plate is provided with a screw hole, a screw rod is spirally penetrated in the screw hole, the inner end of the screw rod is rotatably connected to a connecting plate provided on the movable frame, and a handle is provided at the outer end.

[0013] Preferably, the outer end of the screw rod is provided with a radially extending through hole, a rotating handle is inserted into the through hole, and both ends of the rotating handle are fixedly connected to limiting spheres.

[0014] Preferably, a reinforcement boss is provided on a side of the vertical plate facing the movable frame; and the screw hole is provided through the reinforcement boss.

[0015] According to the above technical scheme, the utility model provides a navigation bracket polishing and fixing mechanism, which includes a base and a driving unit, a movable frame and a fixed frame arranged on the base in sequence, and the sides of the movable frame and the fixed frame facing each other are arranged with a plurality of coaxially arranged semicircular clamping grooves in the vertical direction, the semicircular clamping grooves on the movable frame and the fixed frame are arranged one by one and can cooperate to clamp the workpiece to be polished, and the driving unit is connected to the movable frame and drives the movable frame to approach or move away from the fixed frame.

[0016] The navigation bracket grinding and fixing mechanism can stably clamp the tubular component on the navigation bracket that needs to be polished in a vertical state by setting a movable frame and a fixed frame, so that stable grinding can be achieved. Specifically, the tubular component is clamped by forming multiple clamping positions in the vertical direction through multiple coaxially arranged semicircular clamping grooves, so that stable grinding can be achieved.

[0017] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the overall structure of a preferred implementation of the polishing and fixing mechanism of the navigation bracket;

[0020] Figure 2 yes Figure 1 Schematic diagram of the structure from another perspective.

[0021] Description of Reference Numerals

[0022] 1-base; 2-guide rail; 3-stopper; 4-bottom support semi-ring; 5-positioning boss; 6-extended semi-ring plate; 7-countersunk groove; 8-bolt; 9-second vertical plate; 10-first vertical plate; 11-upper support semi-ring; 12-positioning column; 13-shoulder; 14-semicircular bushing; 15-semi-annular support plate; 16-positioning hole; 17-connecting plate; 18-screw; 19-handle; 20-vertical plate; 21-middle support semi-ring; 22-reinforcement boss; 23-semicircular hole; 24-guide groove; 25-mounting hole. DETAILED DESCRIPTION

[0023] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0024] In the present utility model, unless otherwise stated, directional words contained in terms such as "up, down, left, right, front, back, inside, outside" merely represent the orientation of the terms in normal usage, or are common names understood by those skilled in the art, and should not be regarded as limitations on the terms.

[0025] See also Figure 1-2 The navigation bracket grinding and fixing mechanism shown includes a base 1 and a driving unit, a movable frame and a fixed frame arranged in sequence on the base 1, and the sides of the movable frame and the fixed frame facing each other are arranged with multiple coaxially arranged semicircular clamping grooves in the vertical direction, and the semicircular clamping grooves on the movable frame and the fixed frame are arranged in a one-to-one correspondence and can cooperate to clamp the workpiece to be ground, and the driving unit is connected to the movable frame and drives the movable frame to approach or move away from the fixed frame.

[0026] Through the implementation of the above technical solution, the navigation bracket grinding and fixing mechanism can stably clamp the tubular part on the navigation bracket that needs to be polished in a vertical state by setting a movable frame and a fixed frame, so that stable grinding can be achieved. Specifically, the tubular part is clamped by cooperating with a plurality of coaxially arranged semicircular clamping grooves in the vertical direction to form a plurality of clamping positions in the vertical direction, so that stable grinding can be achieved.

[0027] In this embodiment, in order to further provide a movable frame and a fixed frame, the movable frame and the fixed frame both include a frame body, and the two frame bodies are symmetrically arranged; the frame body includes an upper support semi-ring 11, a middle support semi-ring 21 and a bottom support semi-ring 4, and the inner sides of the upper support semi-ring 11 and the middle support semi-ring 21 are both provided with a semi-circular support plate 15; the upper support semi-ring 11 and the middle support semi-ring 21 are connected by a plurality of first vertical plates 10, and the middle support semi-ring 21 and the bottom support semi-ring 4 are connected by a plurality of second vertical plates 9; the upper support semi-ring 11 and the middle support semi-ring 21 are embedded with a semi-circular bushing 14, and the upper end outer side of the semi-circular bushing 14 is provided with a shoulder 13, and the middle part is provided with a semi-circular hole 23. Through such an arrangement, two clamping positions are formed, and by replacing the semi-circular bushings 14 of different specifications, tubular parts of different diameters can also be clamped.

[0028] In this embodiment, in order to increase the installation stability of the semicircular bushing 14 and the quick alignment installation of the semicircular bushing 14, a plurality of positioning holes 16 are provided on the annular support plate; and a positioning column 12 capable of fitting and inserting into the positioning hole 16 is provided at the bottom of the shoulder 13. For example, three positioning holes 16 are provided on the annular support plate, and correspondingly, three positioning columns 12 are provided at the bottom of the shoulder 13.

[0029] In this embodiment, the diameter of the bottom support half ring 4 is larger than the diameter of the middle support half ring 21, and an extended half ring plate 6 is provided on the outer side of the bottom support half ring 4. The extended half ring plate 6 on the fixed frame is connected to the base 1 by a plurality of bolts 8, and the two ends of the extended half ring plate 6 on the movable frame are connected to the guide rail 2 installed on the base 1, and a guide groove 24 is provided on the inner side of the guide rail 2.

[0030] Through such an arrangement, the fixed frame is detachably connected via the bolts 8 , and the movable frame can move horizontally and stably along the guide rails 2 arranged on both sides, and the height of the guide groove 24 matches the thickness of the extended semi-ring plate 6 .

[0031] In this embodiment, in order to increase the sliding stability of the extended semi-ring plate 6, a stopper 3 in sliding contact with the guide rail 2 is fixed to the extended semi-ring plate 6. The stopper 3 limits the position of the extended semi-ring plate 6, thereby increasing the rotation resistance of the extended semi-ring plate 6.

[0032] In this embodiment, positioning bosses 5 are provided at the bottom of the four corners of the base 1, countersunk grooves 7 coaxial with the positioning bosses 5 are provided at the top, and mounting holes 25 penetrating the positioning bosses 5 are provided at the bottom of the countersunk grooves 7. With such a configuration, the base 1 can be conveniently mounted on a workbench, and can be quickly aligned by the positioning bosses 5 during installation.

[0033] In this embodiment, in order to further provide a driving unit, the driving unit includes a vertical plate 20 fixedly connected to the base 1, a screw hole is provided on the vertical plate 20, a screw rod 18 is spirally provided in the screw hole, the inner end of the screw rod 18 is rotatably connected to the connecting plate 17 provided on the movable frame, and a handle is provided on the outer end. The screw rod 18 is driven to rotate by rotating the operating handle, thereby pushing the movable frame to move. The structure of the connecting plate 17 can be an inverted L-shaped, with the upper end fixedly connected to the outer side of the upper support semi-ring 11, and the lower end fixedly connected to the upper surface of the extended semi-ring plate 6. A rotating hole is provided on the connecting plate 17, and a limiting annular groove is provided in the rotating hole. The inner end of the screw rod 18 extends into the rotating hole, and a convex ring capable of rotating in the limiting annular groove is provided on the outer side.

[0034] In this embodiment, in order to further provide a handle installation structure, a radially extending through hole is provided at the outer end of the screw rod 18, a rotating handle 19 is inserted into the through hole, and both ends of the rotating handle 19 are fixedly connected to limiting spheres.

[0035] In this embodiment, a reinforcement boss 22 is provided on the side of the vertical plate 20 facing the movable frame; and the screw hole is provided through the reinforcement boss 22. Through such a configuration, the contact strength between the screw rod 18 and the screw hole is increased.

[0036] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0037] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

[0038] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A navigation bracket polishing and fixing mechanism, characterized in that: The invention comprises a base (1) and a driving unit, a movable frame and a fixed frame which are arranged in sequence on the base (1); the sides of the movable frame and the fixed frame facing each other are both provided with a plurality of coaxially arranged semicircular clamping grooves in a vertical direction; the semicircular clamping grooves on the movable frame and the fixed frame are arranged in a one-to-one correspondence and can cooperate to clamp a workpiece to be polished; the driving unit is connected to the movable frame and drives the movable frame to approach or move away from the fixed frame.

2. The navigation bracket polishing and fixing mechanism according to claim 1, characterized in that: The movable frame and the fixed frame both include a frame body, and the two frames are symmetrically arranged; The frame body comprises an upper supporting semi-ring (11), a middle supporting semi-ring (21) and a bottom supporting semi-ring (4), and the inner sides of the upper supporting semi-ring (11) and the middle supporting semi-ring (21) are both provided with a semi-annular supporting plate (15); The upper support semi-ring (11) and the middle support semi-ring (21) are connected via a plurality of first vertical plates (10), and the middle support semi-ring (21) and the bottom support semi-ring (4) are connected via a plurality of second vertical plates (9); A semicircular bushing (14) is embedded in the upper supporting semi-ring (11) and the middle supporting semi-ring (21). A shoulder (13) is arranged on the outer side of the upper end of the semicircular bushing (14), and a semicircular hole (23) is arranged in the middle.

3. The navigation bracket polishing and fixing mechanism according to claim 2, characterized in that: The annular support plate is provided with a plurality of positioning holes (16); A positioning column (12) capable of being inserted into the positioning hole (16) is provided at the bottom of the shoulder (13).

4. The navigation bracket polishing and fixing mechanism according to claim 2, characterized in that: The diameter of the bottom support half ring (4) is greater than the diameter of the middle support half ring (21); an extended half ring plate (6) is provided on the outer side of the bottom support half ring (4); the extended half ring plate (6) on the fixed frame is connected to the base (1) via a plurality of bolts (8); both ends of the extended half ring plate (6) on the movable frame are connected to a guide rail (2) installed on the base (1); a guide groove (24) is provided on the inner side of the guide rail (2).

5. The navigation bracket polishing and fixing mechanism according to claim 4, characterized in that: A stopper (3) which is in sliding contact with the guide rail (2) is fixedly connected to the extended semi-ring plate (6).

6. The navigation bracket polishing and fixing mechanism according to claim 1, characterized in that: Positioning bosses (5) are arranged at the bottom side of the four corners of the base (1), countersunk grooves (7) coaxial with the positioning bosses (5) are arranged at the top side, and mounting holes (25) penetrating the positioning bosses (5) are arranged at the bottom side of the countersunk grooves (7).

7. The navigation bracket polishing and fixing mechanism according to claim 1, characterized in that: The driving unit comprises a vertical plate (20) fixedly connected to the base (1), the vertical plate (20) being provided with a screw hole, a screw rod (18) being spirally penetrated in the screw hole, the inner end of the screw rod (18) being rotatably connected to a connecting plate (17) provided on the movable frame, and a handle being provided at the outer end.

8. The navigation bracket polishing and fixing mechanism according to claim 7, characterized in that: The outer end of the screw rod (18) is provided with a radially extending through hole, a rotating handle (19) is inserted into the through hole, and both ends of the rotating handle (19) are fixedly connected to limiting spheres.

9. The navigation bracket polishing and fixing mechanism according to claim 7, characterized in that: A reinforcing boss (22) is provided on one side of the vertical plate (20) facing the movable frame; The screw hole is arranged through the reinforcing boss (22).

Images