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CN-116858517-B - Spring pressure test device

CN116858517BCN 116858517 BCN116858517 BCN 116858517BCN-116858517-B

Abstract

The invention discloses a spring pressure test device which comprises a bottom plate, a pressure test mechanism and a loading and unloading mechanism, wherein the pressure test mechanism and the loading and unloading mechanism are arranged on the upper end face of the bottom plate, the pressure test mechanism comprises a bottom supporting component and an upper pressing component, the bottom supporting component is fixed on the upper end face of the bottom plate, the upper pressing component comprises a pressing test part horizontally arranged on the upper end face of the bottom plate in a moving mode and a horizontal driving part for driving the pressing test part, the loading and unloading mechanism comprises a spring moving part vertically arranged on the upper end face of the bottom plate in a lifting mode and a vertical driving part for driving the spring moving part, the spring moving part is arranged right above the bottom supporting component, the spring moving part comprises a moving bracket and a horizontal conveying belt, the horizontal conveying belt is arranged on the moving bracket and used for conveying springs horizontally, and a plurality of uniformly distributed spring clamping pieces are arranged on a conveying belt body of the horizontal conveying belt. The invention does not need to be manually participated in feeding and discharging, and effectively improves the detection efficiency.

Inventors

  • JIN CHEN
  • SHEN XIAOMU
  • ZHANG SHICHONG
  • JIN ZELIN

Assignees

  • 浙江裕荣弹簧有限公司

Dates

Publication Date
20260505
Application Date
20230701

Claims (7)

  1. 1. A spring pressure test device is characterized by comprising a bottom plate (10), a pressure test mechanism (20) and a loading and unloading mechanism (50), wherein the pressure test mechanism (20) and the loading and unloading mechanism (50) are arranged on the upper end face of the bottom plate (10), the pressure test mechanism (20) comprises a bottom support assembly (30) and an upper pressure application assembly (40), the bottom support assembly (30) is fixed on the upper end face of the bottom plate (10), the upper pressure application assembly (40) comprises a pressure application test part which is horizontally arranged on the upper end face of the bottom plate (10) and a horizontal driving part for driving the pressure application test part, the loading and unloading mechanism (50) comprises a spring moving part which is vertically lifted and arranged on the upper end face of the bottom plate (10) and a vertical driving part for driving the spring moving part, the spring moving part is positioned right above the bottom support assembly (30), the spring moving part comprises a moving bracket (52) and a horizontal conveying belt (53), the horizontal conveying belt (53) is arranged on the upper end face of the bottom support assembly (30), and a plurality of horizontal conveying members (54) are uniformly distributed on the horizontal conveying belt (53); The spring clamping piece (54) comprises a pair of clamping electric cylinders (542) and a pair of semicircular clamping rings (543), wherein the openings of the clamping rings (543) are opposite, the clamping electric cylinders (542) are in one-to-one correspondence with the clamping rings (543), and the clamping electric cylinders (542) drive the clamping rings (543) to synchronously move away from or approach to each other; the spring clamping piece (54) further comprises a clamping bottom plate (541), a pair of clamping electric cylinders (542) and a pair of clamping rings (543), wherein the clamping bottom plate (541) is fixed on the conveying belt body (533), and the clamping bottom plate (541) is arranged on the end face far away from the conveying belt body (533); The movable support (52) comprises a pair of U-shaped supporting side plates (521) with downward openings, the clamping bottom plate (541) and the conveying belt body (533) are located between the pair of supporting side plates (521), a pair of horizontally arranged cylindrical guide posts (5411) are respectively formed on a pair of end faces of the clamping bottom plate (541) close to the pair of supporting side plates (521), annular guide ring grooves (5210) for sliding the pair of guide posts (5411) on the corresponding sides are respectively formed on the end faces of the pair of supporting side plates (521), and the path of the guide ring grooves (5210) is identical with that of the conveying path of the horizontal conveying belt (53).
  2. 2. The spring pressure test device according to claim 1, wherein the pressure test portion comprises a pressure support frame, a pressure applying part and a pressure applying seat (46), the pressure applying seat (46) is vertically arranged on the pressure applying support frame in a moving mode, the pressure applying part is fixed on the pressure applying support frame and used for driving the pressure applying seat (46), the pressure applying seat (46) comprises a disc-shaped pressure applying plate (461) and a plurality of vertically arranged cylindrical upper limit rods (462) uniformly distributed on the pressure applying plate (461), and the lower end of the upper limit rods (462) is lower than the lower end face of the pressure applying plate (461).
  3. 3. A spring pressure test device according to claim 2, wherein the upper limit rod (462) is vertically penetrating the pressing plate (461) and the upper limit rod (462) is arranged with respect to the pressing plate (461) in a height-adjustable manner.
  4. 4. A spring pressure test device according to claim 2, wherein the bottom support assembly (30) comprises a support base (31) and a spring lower end support member arranged on the upper end face of the support base (31), the spring lower end support member comprises a lower end support plate (35) and a plurality of vertically arranged cylindrical lower limit rods (33) uniformly distributed on the lower end support plate (35), and when the pressing seat (46) is located right above the bottom support assembly (30), the upper limit rods (462) and the lower limit rods (33) are in one-to-one correspondence.
  5. 5. The spring pressure test device according to claim 4, further comprising a reject discharge mechanism, wherein the reject discharge mechanism comprises a pushing assembly (60) and a horizontal discharge assembly (70), the pushing assembly (60) and the horizontal discharge assembly (70) are arranged on the upper end face of the bottom plate (10) and located on two sides of the bottom support assembly (30), the pushing assembly (60) and the horizontal discharge assembly (70) are distributed along the moving direction of the pressure test part, the spring lower end support further comprises a lower end abutting plate (32) fixed on the support base (31) and a lifting driving member fixed on the upper end face of the lower end abutting plate (32), the lifting driving member drives the lower end supporting plate (35) to vertically lift, the lower limit rod (33) is fixed on the upper end face of the lower end abutting plate (32) and vertically penetrates through the lower end supporting plate (35), and the pushing assembly (60) is used for pushing the reject spring (70) on the lower end supporting plate (31) to the reject discharge assembly for horizontal discharge.
  6. 6. The spring pressure test device according to claim 5, wherein the horizontal discharging assembly (70) comprises a discharging supporting frame (71) and a horizontal discharging conveying belt (72), the discharging supporting frame (71) comprises an inner supporting frame (711) close to the bottom supporting assembly (30) and an outer supporting frame (712) far away from the bottom supporting assembly (30), the discharging conveying belt body (723) of the horizontal discharging conveying belt (72) is arranged between the inner supporting frame (711) and the outer supporting frame (712), the inner supporting frame (711) comprises an inner supporting frame body (7111), the outer supporting frame (712) comprises an outer supporting frame body (7121), the upper end face of the inner supporting frame body (7111), the upper end face of the outer supporting frame body (7121), the upper surface of the discharging conveying belt body (723) and the upper end face of the lower limit rod (33) are on the same horizontal plane, the lower end supporting plate (35) is a square plate, and the lower end supporting plate (35) and the inner supporting frame body (7111) are close to each other vertically and are flush.
  7. 7. The spring pressure test device according to claim 6, wherein an upper baffle plate (7122) is formed on the upper end face of the outer support body (7121), and the end face of the upper baffle plate (7122) close to the discharging conveyor belt body (723) is flush with the end face of the outer support body (7121) close to the discharging conveyor belt body (723).

Description

Spring pressure test device Technical Field The invention relates to the field of hot coil spring pressure testing, in particular to a spring pressure testing device. Background The diameter of the locomotive bogie spring is thicker, the locomotive bogie spring is generally produced by adopting a hot rolling process, after the locomotive bogie spring is produced, a plurality of samples are required to be extracted for pressure test to confirm whether the batch of springs are qualified or not, a pneumatic spring pressure tester is generally adopted for the pressure test, during specific operation, feeding is manually carried out, then position adjustment is carried out, then the spring pressure tester works for pressure test, finally the spring is taken down, and then the next spring is replaced. In the related art, as the mass of the locomotive bogie spring is large, and the number of test samples is large, the time and the labor are wasted when the feeding and discharging are manually performed and the position of the spring is adjusted, the detection efficiency is not improved, and meanwhile, operators are also easy to be injured accidentally. Disclosure of Invention In order to reduce manual participation and improve detection efficiency, the invention provides a spring pressure test device. The invention provides a spring pressure test device which adopts the following technical scheme: The spring pressure test device comprises a bottom plate, a pressure test mechanism and an upper and lower mechanism, wherein the pressure test mechanism and the upper and lower mechanism are arranged on the upper end face of the bottom plate, the pressure test mechanism comprises a bottom support assembly and an upper pressing assembly, the bottom support assembly is fixed on the upper end face of the bottom plate, the upper pressing assembly comprises a pressing test part horizontally arranged on the upper end face of the bottom plate in a moving mode and a horizontal driving part for driving the pressing test part, the upper and lower mechanism comprises a spring moving part vertically arranged on the upper end face of the bottom plate in a lifting mode and a vertical driving part for driving the spring moving part, the spring moving part is located right above the bottom support assembly, the spring moving part comprises a moving support and a horizontal conveying belt, the horizontal conveying belt is arranged on the moving support and used for horizontally conveying springs, and a plurality of uniformly distributed spring clamping pieces are arranged on a conveying belt body of the horizontal conveying belt. By adopting the technical scheme, when feeding and discharging are needed, the horizontal driving part drives the pressing test part to translate away from the bottom support assembly, then the vertical driving part drives the spring moving part to descend to be close to the bottom support assembly, when the springs are fed, the springs on the spring clamping parts are released, so that the springs are placed on the bottom support assembly, the springs are accurately fed, when the springs are fed, the spring clamping parts start to grasp the springs on the bottom support assembly, and therefore, manual participation is not needed during feeding and discharging, and the detection efficiency is effectively improved. The spring clamping piece comprises a pair of clamping electric cylinders and a pair of semicircular clamping rings, the openings of the pair of clamping rings are opposite, the clamping electric cylinders are in one-to-one correspondence with the clamping rings, and the clamping electric cylinders drive the clamping rings to synchronously move away from or move close to each other. Through adopting above-mentioned technical scheme, snatch the spring when a pair of grip ring is close to each other, release the spring when a pair of grip ring is kept away from each other, make things convenient for the spring to get like this and put. Optionally, the spring clamping piece further comprises a clamping bottom plate, wherein the clamping bottom plate is fixed on the conveying belt body, and the pair of clamping electric cylinders and the pair of clamping rings are arranged on the end face, far away from the conveying belt body, of the clamping bottom plate. Through adopting above-mentioned technical scheme, a pair of grip ring snatchs the spring, and spring one end supports and leans on the clamping bottom plate for spring position is stable like this, is favorable to going up the unloading. The movable support comprises a pair of U-shaped supporting side plates with downward openings, the clamping bottom plate and the conveying belt body are positioned between the pair of supporting side plates, a pair of horizontally arranged cylindrical guide posts are respectively formed on a pair of end faces, close to the pair of supporting side plates, of the clamping bottom plate, a pair of annular guide ring groo