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CN-121129310-B - Vibrating grid evacuation device for mammary gland machine

CN121129310BCN 121129310 BCN121129310 BCN 121129310BCN-121129310-B

Abstract

The invention discloses a vibrating grid evacuation device of a mammary machine, which comprises a vertical arm and a supporting plate, wherein the vibrating grid evacuation device comprises a grid assembly, a vibrating mechanism and an evacuation driving mechanism, the evacuation driving mechanism is arranged on the supporting plate and comprises a motor I, a screw rod I, a driving screw nut I, a driving seat, a guide rail I and a slide block I, the screw rod I is horizontally and rotatably arranged at the lower part of the supporting plate, the driving screw nut I is in threaded connection with the screw rod I, the driving seat is fixed on the driving screw nut I, a strip-shaped abdicating groove is also formed in the supporting plate, a part of the driving seat penetrates through the strip-shaped abdicating groove and is positioned at the upper part of the supporting plate, the motor I is fixed at the lower part of the supporting plate, an output shaft of the motor I is fixedly connected with the screw rod I, the guide rail I is horizontally fixed at the upper part of the supporting plate, the slide block I is connected with the guide rail I, the vibrating mechanism is arranged between the driving seat and the slide block I, and the grid assembly is arranged on the vibrating mechanism.

Inventors

  • WANG JUNDE

Assignees

  • 奕安医疗科技(海宁)有限公司

Dates

Publication Date
20260508
Application Date
20251030

Claims (6)

  1. 1. The utility model provides a mammary gland machine vibrating gate withdraw device, mammary gland machine includes erects arm (60) and layer board (10), erect arm (60) and fix on layer board (10), be fixed with flat panel detector (20) on layer board (10), characterized in that, vibrating gate withdraw device includes grid subassembly (30), vibrating mechanism (50) and withdraw actuating mechanism (40), withdraw actuating mechanism (40) dress on layer board (10), and withdraw actuating mechanism (40) and be close to layer board (10) lateral part, withdraw actuating mechanism (40) include motor one (401), lead screw one (405), drive screw one (403), drive seat (404), guide rail one (414) and slider one (413), lead screw one (405) horizontal rotation is installed in layer board (10) lower part, drive screw one (403) threaded connection is on lead screw one (405), drive seat (404) is fixed in drive screw one (403), layer board (10) are last still to be offered strip and are put down groove (10 a), a part of drive seat (10) is located one strip motor one (401) and is fixed in layer board (401) one portion of leading screw one (401), the first guide rail (414) is horizontally fixed on the upper part of the supporting plate (10), the first sliding block (413) is connected to the first guide rail (414), the vibrating mechanism (50) is arranged between the driving seat (404) and the first sliding block (413), the grid assembly (30) is arranged on the vibrating mechanism (50), the grid assembly (30) comprises a grid (301), and the grid (301) is arranged on the front side of the vibrating mechanism (50), and the grid (301) can completely cover the imaging area of the flat panel detector (20) or completely withdraw from the imaging area of the flat panel detector (20) under the driving of the first motor (401); The vibration mechanism (50) comprises a motor II (501), a screw rod II (507), a driving screw nut II (504), a vibration platform (503), a fixed seat (502), a guide rail II (506) and a slide block II (505), wherein the vibration platform (503) is fixed between the driving seat (404) and the slide block I (413), the guide rail II (506) is horizontally fixed on the vibration platform (503), the guide rail II (506) is mutually perpendicular to the guide rail I (414), the slide block II (505) is connected on the guide rail II (506), the motor II (501) is fixed on the vibration platform (503), an output shaft of the motor II (501) is fixedly connected with the screw rod II (507), the driving screw nut II (504) is connected with the screw rod II (507) in a threaded mode, the driving screw nut II (504) is fixedly connected with the fixed seat (502), and the fixed seat (502) is fixedly connected with the slide block II (505) to move in the X-axis direction; The evacuation driving mechanism (40) is further fixed on outer limiting plates (411) on two sides of the supporting plate (10), inner limiting plates (412) are fixed on the outer limiting plates (411), U-shaped guide grooves are formed between the inner limiting plates (412) and the outer limiting plates (411), the length of each inner limiting plate (412) is larger than that of each outer limiting plate (411), photoelectric switches (409) are further fixed on the ends, exceeding the outer limiting plates (411), of the inner limiting plates (412), and the X-axis direction guide width of each U-shaped guide groove is larger than the amplitude of the grid assembly (30).
  2. 2. The breast machine vibrating gate evacuation apparatus according to claim 1, wherein the grid assembly (30) further comprises a base plate (303) and a clamping plate (304), the grid (301) is fixed on the base plate (303) through the clamping plate (304), the base plate (303) is arranged at the rear side of the grid (301), one end of the base plate (303) is provided with a fixing lug (303 a), the fixing lug (303 a) is fixedly connected with a fixing seat (502), the fixing lug (303 a) is fixedly connected with a driving nut two (504), and both sides of the grid (301) are respectively fixed with an upper friction strip and a lower friction strip (302) matched with the U-shaped guide groove.
  3. 3. The breast machine vibrating gate evacuation apparatus according to claim 1, wherein the driving seat (404) is further fixed with a photoelectric trigger piece (410), and two photoelectric switches (408) matched with the photoelectric trigger piece (410) are fixed at the lower part of the supporting plate (10).
  4. 4. The breast machine boom evacuation device of claim 2, wherein the vertical arm (60) further has a receiving opening (60 a) thereon for mating with the grid assembly (30).
  5. 5. The breast machine vibrating gate evacuation apparatus of claim 1, wherein the first motor (401) is fixed to a lower portion of the pallet (10) by a motor bracket (402).
  6. 6. The breast machine vibrating gate evacuation apparatus of claim 1, wherein the first screw (405) is rotatably mounted horizontally on a lower portion of the pallet (10) by a mounting base (407).

Description

Vibrating grid evacuation device for mammary gland machine Technical Field The invention belongs to the technical field of mammary machines, and relates to a mammary machine vibrating grid evacuation device. Background The mammary gland machine is an X-ray machine specially used for checking and diagnosing mammary gland pathological changes, also called molybdenum target machine, in which the grid is a device capable of filtering X-ray scattered rays, its exterior is similar to an aluminium plate, and the flat panel detector is a device for receiving X-ray output image signal. In the clinical use process of the mammary gland machine, in order to improve the imaging quality of the flat panel detector, the grid is required to be used for filtering the scattered X-ray, in the exposure process, the grid is required to move at a certain speed to achieve a good grid effect, however, in certain scenes, the grid is not required to be shot, for example, in the tomo mode state of the mammary gland machine, the grid is not required to be used, and at the moment, the grid is required to be evacuated. Most mammary machines in the market at present have no automatic grid evacuation function and need to be manually removed and replaced, and the mammary machines with the automatic grid evacuation function cannot adapt to multi-size flat panel detectors and cannot adjust the amplitude and vibration speed of the grids due to the limitation of the structure of the mammary machines. In summary, the prior vibrating grid device of the mammary gland machine has three problems that 1, the grid can not automatically withdraw. 2. The mammary gland machine cannot adapt to multi-size flat panel detectors. 3. The amplitude and speed of the grid vibrations cannot be adjusted. Therefore, it is particularly necessary to design a vibrating grid evacuation device for a mammary gland machine to solve the above problems. Disclosure of Invention In order to solve the defects in the prior art, the invention provides a vibrating grid evacuation device for a mammary machine. The technical scheme is that the vibrating grid evacuation device of the mammary machine comprises a vertical arm and a supporting plate, wherein the vertical arm is fixed on the supporting plate, a flat panel detector is fixed on the supporting plate, the vibrating grid evacuation device comprises a grid assembly, a vibrating mechanism and an evacuation driving mechanism, the evacuation driving mechanism is mounted on the supporting plate and is close to the side part of the supporting plate, the evacuation driving mechanism comprises a first motor, a first screw rod, a first driving screw, a driving seat, a first guide rail and a first slide block, the first screw rod is horizontally and rotatably mounted on the lower part of the supporting plate, the first driving screw is in threaded connection with the first screw rod, the driving seat is fixed on the first driving screw rod, a strip-shaped yielding groove is further formed in the supporting plate, a part of the driving seat penetrates through the strip-shaped yielding groove and is positioned on the upper part of the supporting plate, the first motor is fixed on the lower part of the supporting plate, an output shaft of the first motor is fixedly connected with the first screw rod, the first guide rail is horizontally fixed on the upper part of the guide rail, the first slide block is connected to the first guide rail, the driving seat is mounted between the first motor and the first slide block, the driving seat is in threaded connection with the first driving seat, the vibrating mechanism is arranged on the first wire rod and the grid assembly is completely arranged on the flat panel detector, the vibrating grid assembly can cover the flat panel detector or the flat panel detector can completely cover the region. The vibration mechanism comprises a motor II, a screw rod II, a driving screw nut II, a vibration platform, a fixing seat, a guide rail II and a slide block II, wherein the vibration platform is fixed between the driving seat and the slide block I, the guide rail II is horizontally fixed on the vibration platform, the guide rail II is mutually perpendicular to the guide rail I, the slide block II is connected to the guide rail II, the motor II is fixed on the vibration platform, an output shaft of the motor II is fixedly connected with the screw rod II, the driving screw nut II is in threaded connection with the screw rod II, the driving screw nut II is fixedly connected with the fixing seat, and the fixing seat is fixedly connected with the slide block II. The evacuation driving mechanism is further fixed on outer limiting plates on two sides of the supporting plate, an inner limiting plate is fixed on the outer limiting plates, a U-shaped guide groove is formed between the inner limiting plates and the outer limiting plates, the length of the inner limiting plates is larger than that of the outer limiting p