Elastic steel ball hitting mechanism

Abstract

The utility model provides an elastic steel ball hitting mechanism which comprises a shell, a first cavity is formed in the shell, a steel ball hitting pipe is installed in the first cavity in a sliding mode, a second cavity vertically penetrating through the interior of the steel ball hitting pipe is formed in the steel ball hitting pipe, a steel ball hitting rod is installed in the second cavity, and a reset spring is arranged on the outer side of the steel ball hitting rod in a sleeved mode. The top end of the steel hitting ball rod penetrates through the second cavity, reaches the first cavity and is fixed to the top of the first cavity through a mounting plate, and a pressing type weighing sensor is mounted on the upper end face of the mounting plate. According to the steel ball hitting device, the steel ball hitting rod, the steel ball hitting pipe and the reset spring are matched with one another, the shell is pressed downwards through the driving structure, so that the inner steel ball hitting pipe ascends in the first cavity to extrude the reset spring, the steel ball hitting rod abuts against a steel ball and is rapidly pushed out of the steel ball hitting head through reverse movement of the steel ball hitting pipe and the steel ball hitting rod, and therefore the steel ball is rapidly hit in; and meanwhile, the structure is simple, and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel ball sealing technical field, concretely is a kind of elastic steel ball mechanism. BACKGROUND

[0002] Steel ball structure is a kind of key components using steel ball, using the close contact of steel ball and hole wall or sealing surface to prevent fluid (such as gas, liquid) leakage. This structure is applied in multiple fields, including but not limited to mechanical parts, valves and battery production equipment etc.

[0003] The existing steel ball structure needs to be driven by external driving structure to press down or lift the steel ball rod, and lacks buffer element to absorb the pressure of the steel ball rod, so that the steel ball rod and internal structure are easily damaged, and the internal structure of the steel ball structure is complex, so that the maintenance cost of the steel ball structure is higher. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of elastic steel ball mechanism to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of elastic steel ball mechanism, comprising:

[0007] The shell has a first cavity inside, a steel ball pipe is slidably installed inside the first cavity, the steel ball pipe has a second cavity vertically through the inside of the steel ball pipe, a steel ball rod is installed in the second cavity, a return spring is provided on the outside of the steel ball rod, the top end of the steel ball rod passes through the second cavity to reach the first cavity inside, and is fixed on the top of the first cavity by a mounting plate, and a pressure type load cell is installed on the upper end surface of the mounting plate.

[0008] Preferably, the top of the shell has a mounting cover on the upper end surface, and the mounting cover is fixed on the upper end surface of the pressure type load cell by bolts.

[0009] Preferably, the top of the steel ball rod passes through the mounting plate and touches the lower end surface of the pressure type load cell.

[0010] Preferably, a feeding port is installed at the bottom of the steel ball pipe, and a feeding threaded pipe is installed on the feeding port.

[0011] Preferably, the feeding threaded pipe is provided with a distribution spring at the corresponding position of the steel ball pipe connection.

[0012] Preferably, the lower end of the return spring is fixedly connected to the upper end surface of the top limiting ring of the steel ball rod, and the upper end is fixedly connected to the lower end surface of the mounting plate.

[0013] Preferably, the second cavity of the steel ball hitting pipe has an upper half with an inner diameter larger than that of a lower half, and the upper half of the steel ball hitting rod has an outer diameter larger than that of a lower half.

[0014] Preferably, the upper half of the steel ball hitting rod has an outer diameter smaller than the upper half of the second cavity and larger than the lower half, and the lower half of the steel ball hitting rod has an outer diameter smaller than the lower half of the second cavity.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] The utility model discloses the mutual cooperation between the steel ball hitting rod, the steel ball hitting pipe and the reset spring, drives the shell to make the internal steel ball hitting pipe to go up through the lower pressure, and the steel ball hitting pipe and the steel ball hitting rod reverse movement make the steel ball hitting rod to stop the steel ball, thereby fastly hitting the steel ball, and the simple structure is convenient to operate with higher efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the three-dimensional schematic view of the whole structure of the utility model;

[0018] Fig. 2 It is the front view of the utility model;

[0019] Fig. 3 It is the A-A direction section view of the utility model;

[0020] Fig. 4 It is the three-dimensional schematic view of the internal structure of the utility model.

[0021] In the drawing: 1 - shell;101 - first cavity;2 - steel ball hitting head;3 - steel ball hitting rod;301 - limit ring;4 - steel ball hitting pipe;401 - second cavity;5 - feeding port;6 - steel ball;7 - mounting plate;8 - mounting cover;9 - distributing spring;10 - reset spring;11 - feeding threaded tube;12 - pressure type load cell. DETAILED DESCRIPTION

[0022] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Embodiment:

[0024] Please refer to Figs. 1 to 4 The utility model provides a technical scheme:

[0025] A kind of elastic steel ball hitting mechanism, comprising:

[0026] The shell 1, the inside of the first cavity 101 has a first cavity 101, the inside of the sliding installation of the steel ball pipe 4, the inside of the second cavity 401 has a second cavity 401 through the steel ball pipe 4, the steel ball rod 3 is installed in the second cavity 401, the outside of the steel ball rod 3 is provided with a reset spring 10, the top end of the steel ball rod 3 reaches the first cavity 101 through the second cavity 401 and is fixed on the top of the first cavity 101 by the mounting plate 7, and the upper end face of the mounting plate 7 is provided with a pressure type load cell 12.

[0027] In this embodiment, the steel ball mechanism is installed below the driving structure (not shown in the figure), the steel ball 6 is transported into the steel ball pipe 4 through the feeding screw pipe 11, the steel ball 6 is limited and fixed in the steel ball pipe 4 by the limiting of the inner wall of the steel ball pipe 4 after entering the steel ball pipe 4, and the upper steel ball 6 is blocked, so that multiple steel balls 6 cannot enter the steel ball pipe at the same time, and only one steel ball 6 is punched into the pipe each time.

[0028] Specifically, the bottom of the steel ball pipe 4 is provided with a feeding port 5, and the feeding port 5 is provided with a feeding screw pipe 11.

[0029] Specifically, the feeding screw pipe 11 is provided with a distribution spring 9 at a position corresponding to the connection of the steel ball pipe 4.

[0030] In this embodiment, the steel ball pipe 4 is slidingly connected in the shell 1, the upper limiting ring 301 of the steel ball pipe 4 prevents the steel ball pipe 4 from being separated from the first cavity 101, and the reset spring 10 is installed on the upper end face of the limiting ring 301, when the steel ball 6 is punched, the steel ball pipe 4 moves upward, the reset spring 10 is extruded, the reset spring 10 is deformed to extrude the mounting plate 7, so as to apply pressure to the pressure type load cell 12 from bottom to top, so that the load cell transmits a signal to the external controller, and the steel ball punching process is started or stopped according to the bearing pressure.

[0031] Specifically, the top of the shell 1 has a mounting cover 8 on the upper end face, and the mounting cover 8 is fixed on the upper end face of the pressure type load cell 12 by bolts.

[0032] Specifically, the top of the steel ball rod 3 passes through the mounting plate 7 and abuts against the lower end face of the pressure type load cell 12.

[0033] Specifically, the lower end of the reset spring 10 is fixedly connected to the upper end face of the limiting ring 301 on the top of the steel ball rod 3, and the upper end is fixedly connected to the lower end face of the mounting plate 7.

[0034] The top of the steel ball hitting rod 3 is fixed in the mounting plate 7, the mounting plate 7 is fixed on the protruding part of the first cavity 101 by the installation cover 8 and the pressure type load sensor 12, when the steel ball 6 is hit, the steel ball hitting head 2 hits the part of the steel ball, the steel ball hitting mechanism is vertically arranged, the driving structure (not shown in the figure) presses the shell 1 downwards, the steel ball hitting pipe 4 slides upwards along the inner wall of the first cavity 101 and extrudes the reset spring 10, the steel ball hitting pipe 4 rises, the steel ball hitting rod 3 in the steel ball hitting pipe 4 hits the steel ball 6 entering the steel ball hitting pipe 4, the steel ball hitting rod 3 is limited by the mounting plate 7, and the steel ball hitting pipe 4 continues to rise, so that the top of the steel ball hitting rod 3 pushes the steel ball out of the steel ball hitting head 2, and the hitting of the steel ball 6 is completed.

[0035] Specifically, the inner diameter of the upper half of the second cavity 401 of the steel ball hitting pipe 4 is greater than the inner diameter of the lower half, and the outer diameter of the upper half of the steel ball hitting rod 3 is greater than the outer diameter of the lower half.

[0036] Specifically, the outer diameter of the upper half of the steel ball hitting rod 3 is smaller than the inner diameter of the upper half of the second cavity 401, and greater than the inner diameter of the lower half, and the outer diameter of the lower half of the steel ball hitting rod 3 is smaller than the inner diameter of the lower half of the second cavity 401.

[0037] Specifically, the driving structure (not shown in the figure) can be a hydraulic cylinder or the like.

[0038] In use, the steel ball 6 is loaded into the feeding threaded pipe 11, the steel ball hitting mechanism is vertically arranged above the part to be hit by the steel ball, then the top driving structure (not shown in the figure) is started, the shell 1 is pressed downwards, the steel ball hitting pipe 4 slides upwards along the inner wall of the first cavity 101 and extrudes the reset spring 10, the reset spring 10 is deformed to extrude the mounting plate 7, so that the pressure sensor 12 is pressed from below to the external controller, the steel ball hitting rod 3 in the steel ball hitting pipe 4 hits the steel ball 6 entering the steel ball hitting pipe 4, the steel ball hitting rod 3 is limited by the mounting plate 7, and the steel ball hitting pipe 4 continues to rise, so that the top of the steel ball hitting rod 3 pushes the steel ball out of the steel ball hitting head 2, and the hitting of the steel ball 6 is completed, the driving structure (not shown in the figure) judges whether the steel ball 6 is completed according to the signal of the pressure type load sensor 12, the driving structure (not shown in the figure) judges whether the steel ball 6 is completed according to the signal of the pressure type load sensor 12, and the driving structure (not shown in the figure) judges whether the steel ball 6 is completed according to the signal of the pressure type load sensor 12.

[0039] The rest of the parts of the utility model not described can be the same as the prior art, or be known technology or be realized by using the prior art, and will not be described in detail here.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A resilient ball striking device, comprising: The utility model relates to a steel ball hitting device, including: The inside of the shell (1) has a first cavity (101), a steel ball hitting pipe (4) is slidably installed in the first cavity (101), the steel ball hitting pipe (4) has a second cavity (401) vertically penetrating the inside of the steel ball hitting pipe (4), a steel ball hitting rod (3) is installed in the second cavity (401), a reset spring (10) is sleeved on the outside of the steel ball hitting rod (3), the top end of the steel ball hitting rod (3) reaches the first cavity (101) through the second cavity (401) and is fixed on the top of the first cavity (101) by an installation plate (7), and a pressure type load cell (12) is installed on the upper end face of the installation plate (7).

2. The elastic ball striking device of claim 1, wherein: The top of the shell (1) has an installation cover (8) on the upper end face, and the installation cover (8) is fixed on the upper end face of the pressure type load cell (12) by bolts.

3. The elastic ball striking device of claim 1, wherein: The top of the steel ball hitting rod (3) passes through the installation plate (7) and abuts against the lower end face of the pressure type load cell (12).

4. The elastic ball striking device of claim 1, wherein: A feeding port (5) is installed at the bottom of the steel ball hitting pipe (4), and a feeding threaded pipe (11) is installed on the feeding port (5).

5. A resilient ball striking device as defined in claim 4, wherein: The feeding threaded pipe (11) is provided with a distribution spring (9) at a corresponding position of the connection of the steel ball hitting pipe (4).

6. The elastic ball striking device of claim 1, wherein: The lower end of the reset spring (10) is fixedly connected to the upper end face of a limiting ring (301) on the top of the steel ball hitting rod (3), and the upper end is fixedly connected to the lower end face of the installation plate (7).

7. The elastic ball striking device of claim 1, wherein: The upper half of the second cavity (401) of the steel ball hitting pipe (4) has a larger inner diameter than the lower half, and the upper half of the steel ball hitting rod (3) has a larger outer diameter than the lower half.

8. The elastic ball striking device of claim 1, wherein: The upper half of the steel ball hitting rod (3) has a smaller outer diameter than the upper half of the second cavity (401) and a larger outer diameter than the lower half, and the lower half of the steel ball hitting rod (3) has a smaller outer diameter than the lower half of the second cavity (401).

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