Electronic probe sample clamping device

Abstract

The utility model provides an electronic probe sample clamping device, which relates to the technical field of clamping, and comprises a fixed box, four ends of the bottom of the fixed box are respectively provided with a support leg, the top of the fixed box is provided with a box cover, an inner cavity of the fixed box is provided with two fixed plates, one side of each fixed plate is provided with a pressing fixing device, and the pressing fixing device is provided with a pressing groove. Clamping devices are arranged on the two sides of the middle of an inner cavity of the fixing box. According to the device, the first forward and reverse motor and the second forward and reverse motor are electrically connected with the external controller, the device is placed on the flat ground or a stable platform, and the external controller starts the first forward and reverse motor to drive the two moving plates and the rubber clamping rod to move in the direction of the guide rod while driving the bidirectional threaded rod to rotate; the rubber clamping rod moves in the limiting groove in the opposite direction to be opened, then the electronic probe sample is placed between the two check blocks, the first forward and reverse motor is started again, and the electronic probe sample is clamped through the rubber clamping rod.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping, in particular to an electronic probe sample clamping device. Background Art

[0002] The electron probe is an instrument that uses the characteristic X-rays produced by the electron beam acting on the sample to perform micro-area composition analysis. It can be used to analyze the chemical composition of mineral micro-areas in thin sections. Except for a few lighter elements such as H, He, Li, Be, all elements after U can be analyzed qualitatively and quantitatively. When in use, the sample needs to be fixed with a clamping device.

[0003] In the prior art, when clamping an electronic probe sample, different clamping devices need to be replaced due to the different widths of the electronic probe samples. Secondly, when the electronic probe samples are fixed at both ends using a fixing device, their surfaces may be squeezed, deformed, and scratched, causing damage.

[0004] Therefore, an electron probe sample clamping device is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the problems existing in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an electronic probe sample clamping device, comprising: a fixed box, the four ends of the bottom of the fixed box are equipped with supporting legs, the top of the fixed box is equipped with a box cover, the inner cavity of the fixed box is equipped with two fixed plates, one side of the two fixed plates is equipped with a pressing fixing device, and the two sides of the middle of the inner cavity of the fixed box are equipped with clamping devices.

[0007] As a preferred embodiment, stoppers are installed in the middle of both ends of the top of the box cover, through grooves are provided on both sides of both ends of the top of the box cover, and two limiting grooves are provided on both sides of the middle of the top of the box cover.

[0008] As a preferred embodiment, the clamping device includes a first forward and reverse motor, the output end of the first forward and reverse motor is fixedly connected to a bidirectional threaded rod, the surface thread sleeve of the bidirectional threaded rod is provided with two movable plates, both ends of the two movable plates are movably embedded with guide rods, and both ends of the top of the two movable plates are installed with rubber clamping rods.

[0009] As a preferred embodiment, one end of the first forward and reverse motor is installed on one side of the fixed box, one end of the surface of the bidirectional threaded rod movably passes through the surface of one side of the fixed box, the other end of the bidirectional threaded rod is installed at the center of one side of the inner cavity of the fixed box through a bearing, both ends of the two guide rods are installed on both sides of the inner cavity of the fixed box, and the surfaces of the four rubber clamping rods are movably embedded in the four limit grooves.

[0010] As a preferred embodiment, the pressing and fixing device includes a second forward and reverse motor, the output end of the second forward and reverse motor is fixedly connected to a transmission shaft, the surface of the transmission shaft is fixedly sleeved with a gear, the surface of the gear is meshingly connected with a transmission gear, the surface of the transmission gear is fixedly penetrated by a rotating shaft, the surfaces of the rotating shaft and the transmission shaft are both installed with arc rods, and one end of the two arc rods is installed with a rubber pressure ball.

[0011] As a preferred embodiment, one end of the second forward and reverse motor is installed at one end of the fixed box, one end of the transmission shaft surface movably passes through the surface of the fixed box, the other end of the transmission shaft is installed at the center of one side of the fixed plate through a bearing, one end of the two rotating shafts are installed at one end of the inner cavity of the fixed box through bearings, and the other ends of the two rotating shafts are installed on one side of the fixed plate through bearings, and the surfaces of the two arc rods are movably embedded in the two through grooves.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, the first forward and reverse motor and the second forward and reverse motor are electrically connected to the external controller, and the device is placed on a flat ground or a stable platform. The first forward and reverse motor is started by the external controller to drive the two-way threaded rod to rotate and at the same time drive the two movable plates and the rubber clamping rod to move along the direction of the guide rod, and the rubber clamping rod moves to the opposite direction inside the limit groove to open, and then the electronic probe sample is placed between the two blocks, and the first forward and reverse motor is started again to clamp the electronic probe sample with the rubber clamping rod, thereby avoiding the phenomenon that different clamping devices need to be replaced due to the different widths of electronic probe samples when clamping them.

[0014] 2. According to the utility model, when the electronic probe sample is clamped, its two ends need to be fixed. The second forward and reverse motor is started by an external controller to drive the transmission shaft and the gear to rotate, while driving the transmission gear and the rotating shaft to rotate. The transmission shaft and the rotating shaft also drive the arc rod and the rubber pressure ball to rotate, and the rubber pressure ball is pressed against the two ends of the electronic probe sample to fix it. The softness of the rubber pressure ball can prevent the surface of the electronic probe sample from being squeezed and deformed or scratched, and also avoids the damage caused by squeezing, deforming and scratching the surface of the electronic probe sample when some fixing devices are fixing the electronic probe sample. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A top-down perspective structural diagram of an electronic probe sample clamping device provided by the utility model;

[0016] Figure 2 A schematic diagram of the internal three-dimensional structure of an electronic probe sample clamping device provided by the utility model;

[0017] Figure 3 A schematic diagram of the three-dimensional structure of a clamping device for an electronic probe sample clamping device provided by the utility model;

[0018] Figure 4 The present invention is a schematic diagram of the three-dimensional structure of a pressing and fixing device of an electronic probe sample clamping device provided by the present invention.

[0019] Legend:

[0020] 1. Fixed box; 101. Support legs; 102. Box cover; 103. Through slot; 104. Limiting slot; 105. Stopper; 106. Fixed plate; 2. Clamping device; 201. First forward and reverse motor; 202. Bidirectional threaded rod; 203. Moving plate; 204. Guide rod; 205. Rubber clamping rod; 3. Pressing and fixing device; 301. Second forward and reverse motor; 302. Transmission shaft; 303. Gear; 304. Transmission gear; 305. Rotating shaft; 306. Arc rod; 307. Rubber pressure ball. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4The utility model provides a technical solution: an electronic probe sample clamping device, comprising: a fixed box 1, four ends of the bottom of the fixed box 1 are equipped with supporting legs 101, the top of the fixed box 1 is equipped with a box cover 102, the inner cavity of the fixed box 1 is equipped with two fixing plates 106, one side of the two fixing plates 106 is equipped with a pressing fixing device 3, and the two sides of the middle of the inner cavity of the fixed box 1 are equipped with clamping devices 2.

[0023] Specifically: the electronic probe sample is clamped with different widths by the clamping device 2, and then the two ends of the electronic probe sample are fixed and pressed by the pressing and fixing device 3 to prevent the surface from being damaged during the pressing process.

[0024] In one embodiment, stoppers 105 are installed in the middle of both ends of the top of the box cover 102 , through grooves 103 are opened on both sides of both ends of the top of the box cover 102 , and two limiting grooves 104 are opened on both sides of the middle of the top of the box cover 102 .

[0025] Specifically, the two ends of the electron probe sample are limited by the stopper 105, and then the rubber clamping rod 205 and the arc rod 306 are limited and moved by the through slot 103 and the limiting slot 104, thereby achieving a limiting effect.

[0026] In one embodiment, the clamping device 2 includes a first forward and reverse motor 201, the output end of the first forward and reverse motor 201 is fixedly connected to a bidirectional threaded rod 202, the surface thread sleeve of the bidirectional threaded rod 202 is provided with two movable plates 203, both ends of the two movable plates 203 are movably embedded with guide rods 204, and both ends of the top of the two movable plates 203 are installed with rubber clamping rods 205.

[0027] Specifically, the first forward and reverse motor 201 moves the moving plate 203 and the rubber clamping rod 205 along the direction of the guide rod 204 to clamp the electron probe samples of different widths, thereby achieving a clamping effect.

[0028] In one embodiment, one end of the first forward and reverse motor 201 is installed on one side of the fixed box 1, one end of the surface of the bidirectional threaded rod 202 movably penetrates the surface of one side of the fixed box 1, and the other end of the bidirectional threaded rod 202 is installed at the center of one side of the inner cavity of the fixed box 1 through a bearing, and both ends of the two guide rods 204 are installed on both sides of the inner cavity of the fixed box 1, and the surfaces of the four rubber clamping rods 205 are movably embedded in the four limit grooves 104.

[0029] Specifically: the first forward and reverse motor 201, the bidirectional threaded rod 202, the guide rod 204 and the rubber clamping rod 205 are fixedly connected and limited through the fixing box 1 and the limiting groove 104, which plays the role of limiting and connecting and fixing.

[0030] In one embodiment, the pressing and fixing device 3 includes a second forward and reverse motor 301, the output end of the second forward and reverse motor 301 is fixedly connected to a transmission shaft 302, the surface of the transmission shaft 302 is fixedly sleeved with a gear 303, the surface of the gear 303 is meshingly connected with a transmission gear 304, the surface of the transmission gear 304 is fixedly penetrated by a rotating shaft 305, the surfaces of the rotating shaft 305 and the transmission shaft 302 are both installed with arc rods 306, and one end of the two arc rods 306 is installed with rubber pressure balls 307.

[0031] Specifically, the arc rod 306 and the rubber pressure ball 307 are driven to rotate along the rotation axis 305 by the second forward and reverse motor 301, and the rubber pressure ball 307 is pressed against the surfaces of both ends of the electron probe sample to fix it, thereby preventing the surface from being damaged and playing a fixing role.

[0032] In one embodiment, one end of the second forward and reverse motor 301 is installed at one end of the fixed box 1, one end of the surface of the transmission shaft 302 is movably inserted through the surface of the fixed box 1, and the other end of the transmission shaft 302 is installed at the center of one side of the fixed plate 106 through a bearing. One end of the two rotating shafts 305 is installed at one end of the inner cavity of the fixed box 1 through bearings, and the other ends of the two rotating shafts 305 are installed on one side of the fixed plate 106 through bearings. The surfaces of the two arc rods 306 are movably embedded in the two through grooves 103.

[0033] Specifically, the second forward and reverse motor 301 , the transmission shaft 302 , the rotating shaft 305 and the arc rod 306 are fixedly connected and limited through the fixing box 1 , the fixing plate 106 and the through slot 103 , which plays the role of limiting and connecting and fixing.

[0034] Working principle: The first forward and reverse motor 201 and the second forward and reverse motor 301 are electrically connected to the external controller, and the device is placed on a flat ground or a stable platform. The first forward and reverse motor 201 is started by the external controller to drive the two-way threaded rod 202 to rotate while driving the two moving plates 203 and the rubber clamping rod 205 to move along the direction of the guide rod 204, and the rubber clamping rod 205 moves in the opposite direction inside the limit groove 104 to open, and then the electronic probe sample is placed between the two blocks 105, and the first forward and reverse motor 201 is started again to clamp the electronic probe sample with the rubber clamping rod 205, thereby avoiding the need to replace electronic probe samples of different widths due to their different widths when clamping. The phenomenon of the same clamping device; and when the electron probe sample is clamped, its two ends need to be fixed, and the second forward and reverse motor 301 is started by the external controller to drive the transmission shaft 302 and the gear 303 to rotate, while driving the transmission gear 304 and the rotating shaft 305 to rotate, and the transmission shaft 302 and the rotating shaft 305 simultaneously drive the arc rod 306 and the rubber pressure ball 307 to rotate, and the rubber pressure ball 307 is pressed against the two ends of the electron probe sample to fix it, and the rubber pressure ball 307 has the softness to prevent the surface of the electron probe sample from being squeezed and deformed or scratched, and also avoids the influence of some fixing devices on the surface of the electron probe sample being squeezed and deformed or scratched when fixing it.

[0035] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An electron probe sample holding device, characterized in that: include: A fixed box (1), wherein four ends of the bottom of the fixed box (1) are each provided with supporting legs (101), a box cover (102) is provided on the top of the fixed box (1), two fixing plates (106) are provided in the inner cavity of the fixed box (1), one side of the two fixing plates (106) is provided with a pressing fixing device (3), and clamping devices (2) are provided on both sides of the middle of the inner cavity of the fixed box (1).

2. The electronic probe sample clamping device according to claim 1, characterized in that: Stoppers (105) are installed in the middle of both ends of the top of the box cover (102), through grooves (103) are provided on both sides of both ends of the top of the box cover (102), and two limiting grooves (104) are provided on both sides of the middle of the top of the box cover (102).

3. The electronic probe sample clamping device according to claim 1, characterized in that: The clamping device (2) comprises a first forward and reverse motor (201), the output end of the first forward and reverse motor (201) is fixedly connected to a bidirectional threaded rod (202), the surface of the bidirectional threaded rod (202) is threadedly sleeved with two movable plates (203), both ends of the two movable plates (203) are movably embedded with guide rods (204), and both ends of the tops of the two movable plates (203) are installed with rubber clamping rods (205).

4. The electronic probe sample clamping device according to claim 3, characterized in that: One end of the first forward and reverse motor (201) is mounted on one side of the fixed box (1), one end of the surface of the bidirectional threaded rod (202) movably penetrates the surface of one side of the fixed box (1), the other end of the bidirectional threaded rod (202) is mounted at the center of one side of the inner cavity of the fixed box (1) through a bearing, both ends of the two guide rods (204) are mounted on both sides of the inner cavity of the fixed box (1), and the surfaces of the four rubber clamping rods (205) are movably embedded in the four limit grooves (104).

5. The electron probe sample clamping device according to claim 1, characterized in that: The pressing and fixing device (3) comprises a second forward and reverse motor (301), the output end of the second forward and reverse motor (301) is fixedly connected to a transmission shaft (302), a gear (303) is fixedly sleeved on the surface of the transmission shaft (302), a transmission gear (304) is meshedly connected on the surface of the gear (303), a rotating shaft (305) is fixedly passed through the surface of the transmission gear (304), arc rods (306) are installed on the surfaces of the rotating shaft (305) and the transmission shaft (302), and rubber pressure balls (307) are installed at one end of the two arc rods (306).

6. The electronic probe sample clamping device according to claim 5, characterized in that: One end of the second forward and reverse motor (301) is mounted on one end of the fixed box (1), one end of the surface of the transmission shaft (302) movably penetrates the surface of the fixed box (1), the other end of the transmission shaft (302) is mounted at the center of one side of the fixed plate (106) through a bearing, one end of the two rotating shafts (305) is mounted on one end of the inner cavity of the fixed box (1) through bearings, and the other ends of the two rotating shafts (305) are mounted on one side of the fixed plate (106) through bearings, and the surfaces of the two arc rods (306) are movably embedded in the interior of the two through grooves (103).

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