Positioning supporting piece capable of synchronously adjusting height through positive and negative threads

Abstract

The utility model discloses a positioning supporting piece capable of synchronously adjusting the height through positive and negative threads, which comprises an upper supporting column used for supporting a workpiece and a lower supporting column fixedly arranged on a working table, and a height adjusting assembly used for adjusting the height is arranged between the upper supporting column and the lower supporting column. The height of the supporting device can be rapidly and accurately adjusted through synchronous adjustment of the positive and negative threads, stability is kept in the adjusting process, and the shaking problem is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould processing frock technical field, concretely relates to a positioning support spare with positive and reverse thread synchronous height adjustment. BACKGROUND

[0002] Chinese patent CN221984436U discloses a kind of "quickly installed fixed support", can be realized quick installation in normal use, in special circumstances, such as the part needing to adjust parallel direction or height when processing, this patent cannot satisfy the parallel direction function of adjusting part and adjusting height function.

[0003] The technical problems to be solved by the present application are that after the part is installed on the practical quick installation fixed support, the parallel direction of the part can be adjusted and the height can be adjusted as needed. SUMMARY

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a positioning support spare with positive and reverse thread synchronous height adjustment.

[0005] The technical scheme adopted by the utility model is:

[0006] A positioning support spare with positive and reverse thread synchronous height adjustment, comprising an upper support column for supporting a workpiece, a lower support column fixedly installed to a workbench surface, and a height adjustment assembly for adjusting the height of the positioning support spare between the upper support column and the lower support column.

[0007] Further, the height adjustment assembly includes an upper locking ring, a lower locking ring, and a height adjustment ring. The upper locking ring is installed vertically on the upper support column and can rotate around its own axis. The lower locking ring is installed vertically on the lower support column and can rotate around its own axis. The upper support column and the lower support column are inserted into the height adjustment ring and are connected through thread cooperation.

[0008] Further, the outer surfaces of the upper support column and the lower support column are respectively provided with upper support column threads 101 and lower support column threads 501, and the upper support column threads and the lower support column threads rotate in opposite directions, i.e., one is a positive thread and the other is a reverse thread. The inner wall of the height adjustment ring is provided with two segments of threads that rotate in opposite directions and cooperate with the upper support column threads and the lower support column threads.

[0009] Further, the upper locking ring, the lower locking ring and the height adjusting ring are all provided with an adjusting indicator, which comprises "+" and "-" direction marks, for indicating the direction of height adjustment; when the height adjusting ring rotates in the "+" direction of the adjusting indicator, the total height of the upper support column and the height adjusting ring increases, and the total height of the lower support column and the height adjusting ring increases synchronously, and vice versa, so that the upper support column and the lower support column are synchronously adjusted.

[0010] Further, the upper locking ring, the lower locking ring and the height adjusting ring are all provided with an avoiding slot, which is used for accommodating an adjusting wrench to drive the height adjusting ring to rotate.

[0011] Further, the height adjusting ring is provided with an avoiding part between two threads with opposite rotating directions on the inner wall, for limiting the minimum adjusting height of the upper support column and the lower support column.

[0012] Further, the upper locking ring and the lower locking ring are used for fixing the positions of the upper support column and the lower support column respectively, so as to prevent loosening during height adjustment.

[0013] Further, the upper support column is provided with a screw through hole, and a screw is locked on the lower support column through the screw through hole to fix the whole support.

[0014] Further, the lower support column is provided with a locking screw, which locks the upper support column through the through hole on the lower support column; the locking screw is a countersunk screw, and the depth of the countersunk head determines the maximum adjusting height of the upper support column and the lower support column; the front plane of the countersunk head and the matching surface of the depth of the countersunk head constitute the stroke limit of height adjustment.

[0015] The support device has the advantages that:

[0016] The utility model discloses a support device of positive and negative thread synchronous height adjustment, through the synchronous adjustment of positive and negative thread, can fast, accurate height of support device is adjusted, and keeps stable in the adjustment process, avoids the problem of shaking. DRAWINGS

[0017] Figure 1 It is the perspective view of the utility model embodiment;

[0018] Figure 2 It is the front view of the utility model embodiment;

[0019] Figure 3 It is the bottom view of the utility model embodiment;

[0020] Figure 4 It is the A-A section view of Figure 3 ;

[0021] Figure 5 Figure is the top view of the lower support column of the embodiment of the utility model;

[0022] Figure 6 Figure is the sectional view of the longitudinal section of the lower support column of the embodiment of the utility model;

[0023] In the figure, the reference signs include:

[0024] 100 upper support column, 101 upper support column thread, 500 lower support column, 501 lower support column thread, 300 upper locking ring, 301 lower locking ring, 200 height adjusting ring, 400 adjusting wrench, 600 position avoiding, 601 screw via hole, 602 locking screw, 700 position avoiding groove, 800 adjusting indicator. DETAILED DESCRIPTION

[0025] The utility model will be further explained in detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the utility model and are not limited to the utility model. In addition, it should be noted that only the parts related to the utility model are shown in the drawings for the convenience of description, not all the structures.

[0026] EMBODIMENT

[0027] Please refer to Figure 1 Fig. 1 shows a positioning support with synchronous height adjustment of right and left threads, which comprises an upper support column 100 for supporting workpieces, a lower support column 500 fixedly installed to the workbench surface, and a height adjusting assembly for adjusting the height of the positioning support between the upper support column 100 and the lower support column 500.

[0028] Specifically, please refer to Figure 2 Fig. 2 shows that the height adjusting assembly comprises an upper locking ring 300, a lower locking ring 301, and a height adjusting ring 200. The upper locking ring 300 is vertically installed on the upper support column 100 and can rotate around its own axis. The lower locking ring 301 is vertically installed on the lower support column 500 and can rotate around its own axis. The upper support column 100 and the lower support column 500 are inserted into the height adjusting ring 200 and are threadedly connected.

[0029] Specifically, the outer surfaces of the upper support column 100 and the lower support column 500 are respectively provided with upper support column threads 101 and lower support column threads 501. The rotation directions of the upper support column threads 101 and the lower support column threads 501 are opposite, i.e., one is a right thread and the other is a left thread. The inner wall of the height adjusting ring 200 is provided with two segments of threads with opposite rotation directions, which are respectively matched with the upper support column threads 101 and the lower support column threads 501.

[0030] Specifically, the upper locking ring 300, the lower locking ring 301 and the height adjusting ring 200 are each provided with an adjusting indicator 800, the adjusting indicator 800 comprises "+" and "-" direction marks, and is used for indicating the height adjusting direction; when the height adjusting ring 200 rotates in the "+" direction of the adjusting indicator 800, the total height of the upper supporting column 100 and the height adjusting ring 200 is increased, and the total height of the lower supporting column 500 and the height adjusting ring 200 is synchronously increased, and vice versa, so that the upper supporting column 100 and the lower supporting column 500 are synchronously adjusted.

[0031] Specifically, referring to Figs. 1, 2 and 3, Figure 2 and Figure 3 the upper locking ring 300, the lower locking ring 301 and the height adjusting ring 200 are each provided with an avoiding slot 700, the avoiding slot 700 is used for accommodating an adjusting wrench 400, and the adjusting wrench 400 is inserted into the avoiding slot 700 and drives the height adjusting ring 200 to rotate.

[0032] Specifically, referring to Figs. 1, 2 and 3, Figure 4 the inner wall of the height adjusting ring 200 is provided with an avoiding part 600 between two threads with opposite rotating directions, and the avoiding part 600 is used for limiting the minimum adjusting height of the upper supporting column 100 and the lower supporting column 500.

[0033] Specifically, the upper locking ring 300 and the lower locking ring 301 are respectively used for fixing the positions of the upper supporting column 100 and the lower supporting column 500, so as to prevent loosening in the height adjusting process.

[0034] Specifically, the upper supporting column 100 is provided with a screw through hole 601, and a screw is locked on the lower supporting column 500 through the screw through hole 601 to fix the whole support.

[0035] Specifically, referring to Figs. 1, 2 and 3, Figure 4 , Figure 5 and Figure 6 the lower supporting column 500 is provided with a locking screw 602, the locking screw 602 locks the upper supporting column 100 through the through hole on the lower supporting column 500; the locking screw 602 adopts a countersunk screw, the countersunk depth determines the maximum adjusting height of the upper supporting column 100 and the lower supporting column 500, and the front plane of the countersunk head of the locking screw 602 and the matching surface of the countersunk depth constitute the stroke limiting part of the height adjusting

[0036] The utility model discloses a kind of support devices of positive and negative thread synchronous height adjustment, by the synchronous adjustment of positive and negative thread, the height of support device can be quickly, accurately adjusted, and keep stable in the adjusting process, avoid the problem of shaking.

[0037] Note that the above merely describes preferred embodiments of the present application and the principles of the technology applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and that various obvious changes, modifications and substitutions can be made without departing from the scope of the present application. Therefore, although the present application has been described in detail through the above embodiments, the present application is not limited to the above embodiments, and can include more other equivalent embodiments without departing from the concept of the present application, and the scope of the present application is determined by the scope of the claims.

Claims

1. A positioning support with right and left thread synchronization height adjustment, characterized in that, The application relates to a height-adjusting assembly for supporting a workpiece, comprising an upper supporting column (100) for supporting the workpiece, a lower supporting column (500) fixedly installed on a workbench surface, and a height-adjusting assembly arranged between the upper supporting column (100) and the lower supporting column (500) and used for adjusting the height of the positioning support.

2. The locating support with positive and reverse thread synchronous height adjustment according to claim 1, characterized in that, The height-adjusting assembly comprises an upper locking ring (300), a lower locking ring (301) and a height-adjusting ring (200), the upper locking ring (300) is vertically installed on the upper supporting column (100) and can rotate around its own axis, the lower locking ring (301) is vertically installed on the lower supporting column (500) and can rotate around its own axis, and the upper supporting column (100) and the lower supporting column (500) are inserted into the height-adjusting ring (200) and are screwed together.

3. The locating support with positive and reverse thread synchronous height adjustment according to claim 2, characterized in that, The outer surfaces of the upper supporting column (100) and the lower supporting column (500) are respectively provided with upper supporting column threads (101) and lower supporting column threads (501), the upper supporting column threads (101) and the lower supporting column threads (501) are opposite in rotation direction, that is, one is a normal thread and the other is a reverse thread, and the inner wall of the height-adjusting ring (200) is provided with two sections of threads opposite in rotation direction and matched with the upper supporting column threads (101) and the lower supporting column threads (501).

4. The locating support with positive and reverse thread synchronous height adjustment according to claim 2, characterized in that, The upper locking ring (300), the lower locking ring (301) and the height-adjusting ring (200) are all provided with adjusting indication symbols (800), the adjusting indication symbols (800) comprise "+" and "-" direction marks and are used for indicating the height adjustment direction; when the height-adjusting ring (200) rotates in the "+" direction of the adjusting indication symbols (800), the total height of the upper supporting column (100) and the height-adjusting ring (200) is increased, the total height of the lower supporting column (500) and the height-adjusting ring (200) is synchronously increased, and vice versa, so that the upper supporting column (100) and the lower supporting column (500) are synchronously adjusted.

5. The locating support with positive and reverse thread for synchronous height adjustment according to claim 2, characterized in that, The upper locking ring (300), the lower locking ring (301) and the height-adjusting ring (200) are all provided with position-avoiding grooves (700), the position-avoiding grooves (700) are used for accommodating an adjusting wrench (400) to drive the height-adjusting ring (200) to rotate.

6. The locating support with positive and reverse thread for synchronous height adjustment according to claim 2, characterized in that, The position-avoiding grooves (700) are used for accommodating an adjusting wrench (400) to drive the height-adjusting ring (200) to rotate.

7. The locating support with positive and reverse thread for synchronous height adjustment according to claim 2, characterized in that, The position-avoiding grooves (700) are used for accommodating an adjusting wrench (400) to drive the height-adjusting ring (200) to rotate.

8. The locating support with positive and reverse thread for synchronous height adjustment according to claim 1, characterized in that, The upper locking ring (300) and the lower locking ring (301) are respectively used for fixing the positions of the upper supporting column (100) and the lower supporting column (500) and preventing loosening during height adjustment. The upper supporting column (100) is provided with a screw through hole (601) at the axis, and a screw is locked on the lower supporting column (500) through the screw through hole (601) to fix the whole support.

9. The locating support with positive and reverse thread for synchronous height adjustment according to claim 8, characterized in that, The lower support column (500) is provided with a locking screw (602), which locks the upper support column (100) through a through hole on the lower support column (500); the locking screw (602) is a countersunk screw, and the countersunk depth determines the maximum adjustment height of the upper support column (100) and the lower support column (500); and the front plane of the countersunk head of the locking screw (602) and the matching surface of the countersunk depth constitute the stroke limit of height adjustment.

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