Novel valve rod end face grinding machine with rough grinding effect

Abstract

The utility model discloses a novel valve rod end face grinding machine with a rough grinding effect, and relates to the technical field of valve rod machining, the novel valve rod end face grinding machine comprises a base, a positioning mechanism and an elastic mechanism, two vertical plates are installed at the two ends of one end of the base, a driving motor is installed between the tops of the two vertical plates, and the elastic mechanism is installed on the base. According to the device, one end of the rod body is fixed through the positioning mechanism, one end of the rod body is arranged between the two clamping blocks, the wrench is rotated to drive the second threaded rod to rotate, the second threaded rod rotates to drive the clamping blocks to move, the clamping blocks clamp and fix one end of the rod body, and the driving motor drives the rod body to rotate. When the rod body rotates, the other end of the rod body makes contact with the first polishing block and the second polishing block, the surface of the end of the rod body is fully polished, manual adjustment of the rod body polishing position is avoided, and the polishing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve rod processing technical field, concretely is a new valve rod end face grinding machine with rough grinding effect. BACKGROUND

[0002] The valve rod body is processed to make the end surface smooth, and then needs to be polished by a grinding machine. Through retrieval, the patent with the patent publication number CN217493654U discloses a new valve rod end face grinding machine with rough grinding effect. Although the device can polish the arc wall and end face of the valve rod, it can save the transfer operation of the valve rod, continuously polish the valve rod, is simple to operate, has high efficiency, and is suitable for wide range of promotion, manufacturing and production. However, the device has limitations when polishing the outer side of the rod body, and can only polish locally, which requires constant rotation to adjust the valve rod body during polishing, thereby adjusting different polishing positions and reducing polishing efficiency. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a new valve rod end face grinding machine with rough grinding effect, which solves the problem of the existing device in the background art that the polishing position has limitations and can only polish locally.

[0004] To achieve the above purpose, the utility model realizes the following technical scheme: a new valve rod end face grinding machine with rough grinding effect, comprising a base, a positioning mechanism and an elastic mechanism, the base is provided with a stand on one end, the stand is provided with two, the top of the two stands is provided with a driving motor, the output end of the driving motor is externally sleeved with a positioning mechanism, the positioning mechanism is used for fixing the rod body, the other end of the base is screw connected with a first threaded rod on both sides, the first threaded rod is welded with an adjusting rod on one end, and the other end of the first threaded rod is sleeved with an elastic mechanism, the elastic mechanism is provided with a first polishing block on one end, the first polishing block is provided with two, the two first polishing blocks are distributed on both sides of the rod body end, the rod body end is in contact with a second polishing block, the second polishing block is sleeved on the outside of the telescopic end of the air cylinder, and the air cylinder is embedded in the inside of the base on one end.

[0005] Preferably, the positioning mechanism comprises a positioning disc sleeved on the outside of the output end of the driving motor, and the positioning disc and the output end of the driving motor are welded to each other, one side surface of the positioning disc is provided with two clamping blocks, the two clamping blocks are respectively distributed on the two sides of the rod body, the clamping blocks are internally threadedly connected with the second threaded rods, the two ends of the second threaded rods are rotationally connected with the two ends of the positioning disc, wrenches are welded to the two ends of the second threaded rods, one end of the rod body is fixed through the positioning mechanism, one end of the rod body is placed between the two clamping blocks, and then the wrench is rotated, so that the wrench can drive the second threaded rods to rotate, the second threaded rods can drive the two clamping blocks to move at the same time, and then the two clamping blocks can clamp and fix one end of the rod body.

[0006] Preferably, the surfaces of the two ends of the second threaded rods are provided with threads, and the thread directions of the two ends of the second threaded rods are opposite to each other, so that the two clamping blocks move in opposite directions under the driving of the second threaded rods.

[0007] Preferably, the surface of the positioning disc is provided with a groove, and the groove is slidably connected with the two clamping blocks, respectively, the end portion of the clamping block is in T-shaped structure, and the cross section of the groove on the surface of the positioning disc is matched with the shape of the end portion of the clamping block, so that the two clamping blocks can stably keep linear movement.

[0008] Preferably, the elastic mechanism comprises a telescopic rod, one end of the telescopic rod is welded with the first threaded rod, the other end of the telescopic rod is welded with the first polishing block, a spring is sleeved on the outside of the telescopic rod, and an annular convex structure is arranged on the outside of one end of the telescopic rod, so that the two first polishing blocks can always be kept in close contact with the outside surface of the rod body under the elastic pushing of the spring.

[0009] The utility model provides a novel valve rod end face grinding machine with rough grinding effect.

[0010] Beneficial effects:

[0011] (1) the novel valve rod end face grinding machine with rough grinding effect, the device fixes one end of the rod body through the positioning mechanism, places one end of the rod body between the two clamping blocks, rotates the wrench to drive the second threaded rods to rotate, the second threaded rods drive the clamping blocks to move, the clamping blocks clamp and fix one end of the rod body, the driving motor drives the rod body to rotate, and the other end portion of the rod body is in contact with the first polishing block and the second polishing block when the rod body rotates, so that the surface of the end portion of the rod body is fully polished, manual adjustment of the polishing position of the rod body is avoided, and the polishing efficiency is improved.

[0012] (2) the new valve rod end face grinder with rough grinding effect, the rod body is in contact with the first polishing block, under the action of the spring, the telescopic rod one end can be telescopic, and then the telescopic end can push the first polishing block of one end and the rod body surface contact, so that the device can adapt to the diameter of the rod body when polishing, so that the first polishing block can always contact with the rod body end outside surface when polishing the rod body with different diameters, so as to fully polish.

[0013] Thus, the problem that the existing device has limitations in polishing position and can only polish local position when in use is solved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic diagram of the utility model;

[0015] Figure 2 It is the overhead structure schematic diagram of the utility model;

[0016] Figure 3 It is the side view structure schematic diagram of the utility model;

[0017] Figure 4 It is the positioning mechanism structure schematic diagram of the utility model;

[0018] Figure 5 It is the spring structure schematic diagram of the utility model.

[0019] In the figure, 1, base; 2, vertical plate; 3, drive motor; 4, positioning mechanism; 401, positioning disc; 402, clamping block; 403, second threaded rod; 404, wrench; 5, rod body; 6, first polishing block; 7, second polishing block; 8, elastic mechanism; 801, telescopic rod; 802, spring; 9, adjusting rod; 10, first threaded rod; 11, air cylinder. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] Embodiment 1:

[0022] Please refer to Figures 1-5The utility model discloses an embodiment provides a technical scheme: a novel valve rod end face grinding machine with rough grinding effect, including base 1, positioning mechanism 4 and elastic mechanism 8, base 1 one end both ends are installed with vertical board 2, two vertical boards 2 are provided with, and two vertical boards 2 top are installed with drive motor 3, and drive motor 3 output end outside is equipped with positioning mechanism 4, and positioning mechanism 4 is used for fixing the rod body 5, and the other end both sides of base 1 are connected with first threaded rod 10 threadedly, and first threaded rod 10 one end is welded with adjusting rod 9, and first threaded rod 10 other end is equipped with elastic mechanism 8, and elastic mechanism 8 one end is installed with first polishing block 6, and first polishing block 6 is provided with two, and two first polishing blocks 6 are distributed in the both sides of the end of rod body 5, and the end of rod body 5 is in contact with second polishing block 7, and second polishing block 7 is equipped with the external telescopic end of pneumatic cylinder 11, and pneumatic cylinder 11 is embedded in the inside of base 1 one end, positioning mechanism 4 includes the positioning disc of being equipped with drive motor 3 output end outside, and positioning disc 401 is welded between drive motor 3 output end, and positioning disc 401 one side surface is provided with two clamping blocks 402, and two clamping blocks 402 are distributed in the both sides of rod body 5 respectively, and the inside of clamping block 402 is connected with second threaded rod 403 threadedly, and second threaded rod 403 both ends are rotatably connected with positioning disc 401 both ends, and second threaded rod 403 both ends end is welded with spanner 404, and the both ends surface of second threaded rod 403 is provided with thread, and the both ends thread direction of second threaded rod 403 is opposite each other, and the surface of positioning disc 401 is provided with recess, and the inside of recess is slidably connected with two clamping blocks 402 respectively, and the end of clamping block 402 is T-shaped structure, and the surface recess section of positioning disc 401 is consistent with the shape of the end of clamping block 402, when using the device, one end of rod body 5 is fixed through positioning mechanism 4, and one end of rod body 5 is placed between two clamping blocks 402, and then by rotating spanner 404, so that spanner 404 can drive second threaded rod 403 to rotate, second threaded rod 403 rotates simultaneously can drive two clamping blocks 402 to move, and then two clamping blocks 402 can clamp and fix one end of rod body 5, and then under the drive of drive motor 3, rod body 5 can be driven to rotate, and the other end of rod body 5 can be in contact with first polishing block 6 and second polishing block 7 respectively while rotating, so that the end surface of rod body 5 can be fully polished by two kinds of first polishing block 6 and second polishing block 7, so as to avoid artificial constantly adjusting the polishing position of rod 9 body 5, and then it is favorable to improve polishing efficiency.

[0023] Embodiment 2:

[0024] The utility model discloses an embodiment provides a technical scheme: a novel valve rod end face grinding machine with rough grinding effect, and the elastic mechanism 8 includes telescopic link 801, and telescopic link 801 one end is welded with first threaded rod 10, and telescopic link 801 other end is welded with first polishing block 6, and telescopic link 801 outside is equipped with spring 802, and telescopic link 801 one end outside is provided with annular convex structure, and the rod body 5 is contacted with first polishing block 6, under the action of spring 802, make telescopic link 801 one end can be telescopic, and then make telescopic end can push first polishing block 6 of one end and the surface of rod body 5 contact, thereby make the device can be self -adaptation the diameter of rod body 5 when grinding, make first polishing block 6 can always be contacted with the outer surface of the end of rod body 5 when grinding the rod body 5 of different diameter, thereby carry out sufficient grinding.

[0025] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0026] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A new valve stem end face grinder with a rough grinding effect, characterized in that: The utility model provides a kind of polishing device, including base (1), positioning mechanism (4) and elastic mechanism (8), the base (1) one end both ends are equipped with vertical plate (2), the vertical plate (2) is provided with two, two The top of vertical plate (2) is equipped with driving motor (3), the driving motor (3) output end is externally sleeved with positioning mechanism (4), the positioning mechanism (4) is used to fix stem (5), the base (1) other end both sides are threadedly connected with first threaded rod (10), the first threaded rod (10) one end is welded with adjusting rod (9), and first threaded rod (10) other end is sleeved with elastic mechanism (8), the elastic mechanism (8) one end is equipped with first polishing block (6), the first polishing block (6) is provided with two, two The first polishing block (6) is distributed in stem (5) end both sides, the stem (5) end is in contact with second polishing block (7), and the second polishing block (7) is sleeved in the external telescopic end of pneumatic cylinder (11), and the pneumatic cylinder (11) is embedded in the inside of base (1) one end.

2. A novel valve stem end face grinder with rough grinding effect according to claim 1, characterized in that: The positioning mechanism (4) includes the positioning disc that is sleeved in the external output of driving motor (3), and the positioning disc (401) is welded between the output of driving motor (3), one side surface of the positioning disc (401) is provided with two clamping blocks (402), two The clamping block (402) is distributed in stem (5) both sides respectively, the clamping block (402) is threadedly connected with second threaded rod (403) in the inside, and the second threaded rod (403) both ends are rotatably connected with the both ends of positioning disc (401), and the second threaded rod (403) both ends are welded with spanner (404).

3. A novel valve stem end face grinder with rough grinding effect according to claim 2, characterized in that: The second threaded rod (403) both end surfaces are provided with threads, and the thread directions of the second threaded rod (403) both ends are opposite each other.

4. The novel valve stem end face grinder with rough grinding effect according to claim 2, characterized in that: The positioning disc (401) surface is provided with a groove, and the groove is slidably connected with two clamping blocks (402) respectively, and the clamping block (402) end is T-shaped structure, and the groove section of positioning disc (401) surface is consistent with the shape of clamping block (402) end.

5. The novel valve stem end face grinder with rough grinding effect according to claim 1, characterized in that: The elastic mechanism (8) includes telescopic rod (801), the telescopic rod (801) one end is welded with first threaded rod (10), the telescopic rod (801) other end is welded with first polishing block (6), the telescopic rod (801) is externally sleeved with spring (802), and the telescopic rod (801) one end is externally provided with annular convex structure.

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