CN113029768B

CN113029768B - Precision hardware product strength detection machine

Info

Publication number: CN113029768B
Application number: CN202110225287.8A
Authority: CN
Inventors: 王文兵; 刘才君; 刘泽鑫
Original assignee: Shenzhen Enmicro Precision Electronic Co ltd
Current assignee: Shenzhen Enmicro Precision Electronic Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2022-12-20
Anticipated expiration: 2041-03-01
Also published as: CN113029768A

Abstract

The invention discloses a precision hardware product strength detection machine, and particularly relates to the field of hardware strength detection. According to the invention, the first threaded rods on two sides are driven to rotate by the rotation of the double-shaft motor, the two first threaded rods drive the two movable blocks to approach or separate from each other, the movable blocks move away from each other by the inclined planes on the tops of the movable blocks to drive the two idler wheels to move upwards, so that the support plate is driven to move upwards in the first fixed plate, the two clamping plates are driven to penetrate through the through groove and extend out of the box body, and the two clamping plates can be accommodated and used.

Description

Precision hardware product strength detection machine

Technical Field

The invention relates to the technical field of hardware strength detection, in particular to a precision hardware product strength detection machine.

Background

With the continuous development of scientific technology, all aspects are rapidly improved, more and more novel products appear in the life of people, articles made of various metals also gradually appear in the life of people, most common articles are hardware products which are used most in life, and the precise hardware refers in particular to hardware processing types with higher precision requirements in the hardware industry, including precise plastic hardware, precise turning hardware and the like, is generally applied to the industries of electronics, clocks, aviation and the like, and can be independently used and used for small hardware products, such as hardware tools, hardware parts, daily hardware and the like.

In accurate hardware product production process, need carry out intensity detection to accurate hardware product to reach the intensity performance of product, but present accurate hardware product intensity detects the machine and is not very good to the centre gripping of accurate hardware product when using, consequently needs further improvement.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a precision hardware strength testing machine to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the precise hardware product strength detector comprises a box body, wherein the inner walls of two sides of the box body are fixedly connected with a first fixing plate, a supporting plate is arranged between the two first fixing plates in a sliding manner, the top of the supporting plate is fixedly connected with a rectangular frame plate, the tops of the inner walls of two sides of the rectangular frame plate are fixedly connected with two first sliding rods distributed front and back, the surfaces of the two first sliding rods are sleeved with two clamping plates distributed left and right, a first spring sleeved outside the first sliding rods is fixedly connected between the clamping plates and the side walls of the rectangular frame plate, and the tops of the opposite sides of the two clamping plates are fixedly connected with clamping blocks;

the equal fixedly connected with bracing piece in both sides of backup pad bottom, the one end that the backup pad was kept away from to the bracing piece is rotated through the pivot and is connected with the gyro wheel, the connecting plate that distributes about two middle part fixedly connected with of incasement wall bottom, two slide bar No. two of fixedly connected with between the both sides inner wall of connecting plate and box, two the movable block of two mutual symmetries has been cup jointed on the surface of No. two slide bar, two the top of movable block all has two planes and an inclined plane to constitute, and two the gyro wheel overlap joint is on the plane of two movable block tops below, the bottom of incasement wall is provided with a actuating mechanism that is used for ordering about two movable block removals.

Furthermore, a groove is formed in one side, away from the side wall of the box body, of the first fixing plate, a first fixing rod is fixedly connected inside the groove, the two sides of the supporting plate are respectively sleeved on the surfaces of the two first fixing rods, and a second spring is fixedly connected between the top of the supporting plate and the top of the first groove and sleeved outside the first fixing rod.

Further, actuating mechanism includes the double-shaft motor of fixed mounting on the box inner wall bottom, two output shafts of double-shaft motor all pass through a threaded rod of two screw thread opposite directions of shaft coupling fixedly connected with, two a threaded rod rotates with the inside wall of connecting plate and box respectively through two bearings and is connected, two the threaded rod wears to locate the inside of two movable blocks respectively and with two movable block threaded connection.

Furthermore, two movable blocks which are distributed front and back are arranged on two sides inside the rectangular frame plate, a second driving mechanism used for moving the four movable blocks back and forth is arranged on the rectangular frame plate, a first support is fixedly connected to the side faces of the two movable blocks which are distributed front and back, one end, far away from the movable blocks, of the first support is rotatably connected with two connecting rods which are hinged with each other through a rotating shaft, a second fixed plate is fixedly connected to one side, far away from the clamping plates, of the second fixed plate, two second supports which are distributed front and back are slidably arranged on one side, far away from the clamping plates, of the second support, and one end, far away from the second fixed plate, of the second support is rotatably connected with the other end of each connecting rod through the rotating shaft.

Furthermore, no. two grooves are formed in one side, away from the clamping plate, of the No. two fixing plates, no. two fixing rods and two sliding blocks which are distributed in the front and back direction are fixedly connected to the surfaces of the No. two fixing rods in a sleeved mode, and the sliding blocks are fixedly connected with two supports which are distributed in the front and back direction.

Furthermore, the second driving mechanism comprises a driving motor fixedly mounted at the back of the rectangular frame plate, an output shaft of the driving motor is fixedly connected with a driving gear, two threaded rods distributed left and right are rotatably connected to the inner walls of the front side and the rear side of the rectangular frame plate through bearings, a baffle ring is fixedly sleeved at the middle of the surface of the second threaded rod, the two threaded rods are symmetrical to each other with the baffle ring as the center, driven gears are fixedly connected to the rear ends of the two threaded rods, the driving gear is in transmission connection with the two driven gears through chains, and the two threaded rods are respectively penetrated through the two movable blocks distributed front and rear sides and are in threaded connection with the two movable blocks.

Furthermore, the top of the supporting plate is fixedly connected with a sliding groove plate, the top of the sliding groove plate is provided with a sliding groove, the inside of the sliding groove is connected with two sliding plates which are distributed left and right in a sliding mode, and the tops of the two sliding plates are fixedly connected with the bottoms of the two clamping plates respectively.

Furthermore, the top fixedly connected with L type backup pad of box, the below fixedly connected with pneumatic cylinder on L type backup pad top, the bottom fixedly connected with clamp plate of pneumatic cylinder, logical groove that is used for two grip blocks to pass through is seted up at the top of box.

The invention has the technical effects and advantages that:

1. compared with the prior art, through setting up double-shaft motor, can drive a threaded rod of both sides through double-shaft motor's rotation and rotate, because the surface and two movable block threaded connection of two threaded rods, and the screw thread opposite direction on two threaded rod surfaces, consequently, the rotation of two threaded rods drives two movable blocks and is close to each other or keeps away from each other, through the inclined plane at movable block top, the removal of movable block is kept away from each other and is driven two gyro wheels rebound, thereby drive the backup pad rebound in a fixed plate, thereby it wears to establish logical groove and stretches out from the box to drive two grip blocks, thereby can accomodate and use two grip blocks.

2. Compared with the prior art, through setting up driving motor, can utilize driving motor's rotation to drive the driving gear and rotate, because the driving gear passes through the chain and is connected with two driven gear transmissions, consequently, the rotation of driving gear drives two driven gear and rotates, thereby drive two threaded rods and rotate, because the screw thread opposite direction on two threaded rod surfaces, consequently, the rotation of two threaded rods drives the movable block that distributes around two and is close to each other or keeps away from each other, utilize two movable blocks to be close to each other, drive two supports and be close to each other, thereby under the effect of connecting rod, it is close to each other in No. two fixed plates to drive two supports, thereby it is close to each other to drive two grip blocks, thereby utilize grip blocks on two grip blocks to carry out the centre gripping to the five metals product, thereby make things convenient for the centre gripping to the five metals product.

3. Compared with the prior art, through setting up a slide bar and a spring, can make two grip blocks remove the back and can receive the pulling force of a spring to sliding connection between cooperation spout board and the slide makes two grip blocks more stable at the in-process that removes, through No. two springs, can make the backup pad rebound after receiving the elasticity of No. two springs and can reset, thereby makes the gyro wheel laminate with the movable block all the time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a top sectional view of a rectangular frame plate of the present invention.

Fig. 3 is a cross-sectional view of a first fixing plate according to the present invention.

FIG. 4 is a cross-sectional view of the runner plate of the present invention.

The reference signs are: 1. a box body; 2. a first fixing plate; 3. a support plate; 4. a rectangular frame plate; 5. a first slide bar; 6. a clamping plate; 7. a first spring; 8. a clamping block; 9. a support bar; 10. a roller; 11. a connecting plate; 12. a second sliding rod; 13. a movable block; 14. a first groove; 15. a first fixing rod; 16. a second spring; 17. a double-shaft motor; 18. a first threaded rod; 19. a moving block; 20. a first support; 21. a connecting rod; 22. a second fixing plate; 23. a second support; 24. a second groove; 25. a second fixing rod; 26. a slider; 27. a drive motor; 28. a driving gear; 29. a second threaded rod; 30. a driven gear; 31. a chain; 32. a chute plate; 33. a chute; 34. a slide plate; 35. an L-shaped support plate; 36. a hydraulic cylinder; 37. pressing a plate; 38. a through groove; 39. and (4) a baffle ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The strength detector for the precise hardware products shown in the attached figures 1-4 comprises a box body 1, wherein the inner walls of two sides of the box body 1 are fixedly connected with a first fixing plate 2, a supporting plate 3 is arranged between the two first fixing plates 2 in a sliding manner, the top of the supporting plate 3 is fixedly connected with a rectangular frame plate 4, the top of the inner wall of the two sides of the rectangular frame plate 4 is fixedly connected with two first sliding rods 5 which are distributed in the front-back direction, the surfaces of the two first sliding rods 5 are sleeved with two clamping plates 6 which are distributed in the left-right direction, a first spring 7 which is sleeved outside the first sliding rod 5 is fixedly connected between the clamping plates 6 and the side wall of the rectangular frame plate 4, and the top of one side, opposite to the two clamping plates 6, of each clamping block 8 is fixedly connected with the top;

the equal fixedly connected with bracing piece 9 in both sides of backup pad 3 bottom, the one end that backup pad 3 was kept away from to bracing piece 9 is rotated through the pivot and is connected with gyro wheel 10, connecting plate 11 that distributes about two middle part fixedly connected with of box 1 inner wall bottom, two slide bar 12 No. two of fixedly connected with between two connecting plate 11 and box 1's the both sides inner wall, two movable block 13 of mutual symmetry have been cup jointed on the surface of two slide bar 12 No. two, two planes and an inclined plane of top of movable block 13 are all constituteed, and two gyro wheels 10 overlap joints are on the plane of two movable block 13 tops below, the bottom of box 1 inner wall is provided with an actuating mechanism who is used for ordering about two movable block 13 removals.

In a preferred embodiment, no. one recess 14 has been seted up to one side that No. one fixed plate 2 kept away from the lateral wall of box 1, dead lever 15 No. one of the inside fixedly connected with of No. one recess 14, the both sides of backup pad 3 cup joint respectively on the surface of two dead levers 15, fixedly connected with cover is established No. two springs 16 in the outside of dead lever 15 between the top of backup pad 3 and No. one recess 14, so that through No. two springs 16, can make backup pad 3 upwards receive No. two springs 16's elasticity after the removal and can reset, thereby make gyro wheel 10 laminate with movable block 13 all the time.

In a preferred embodiment, a drive mechanism includes double-shaft motor 17 fixedly mounted on the bottom of the inner wall of box 1, two output shafts of double-shaft motor 17 are connected with two threaded rods 18 with opposite thread directions through a coupler, two threaded rods 18 are connected with the inner side walls of connecting plate 11 and box 1 through two bearings respectively, two threaded rods 18 are respectively penetrated inside two movable blocks 13 and are connected with two movable blocks 13 through threads, so that the threaded rods 18 on two sides can be driven to rotate through the rotation of double-shaft motor 17, because the surfaces of two threaded rods 18 are connected with two movable blocks 13 through threads, and the thread directions of the surfaces of two threaded rods 18 are opposite, therefore, the rotation of two threaded rods 18 drives two movable blocks 13 to be close to or away from each other, through the inclined plane at the top of movable blocks 13, the movement of movable blocks 13 is away from each other to drive two idler wheels 10 to move upwards, thereby driving support plate 3 to move upwards in fixed plate 2, thereby driving two clamping plates 6 to penetrate through groove 38 and extend out of box 1, thereby enabling two clamping plates 6 to be stored and used.

In a preferred embodiment, two moving blocks 19 distributed back and forth are arranged on two sides inside a rectangular frame plate 4, a second driving mechanism used for moving four moving blocks 19 back and forth is arranged on the rectangular frame plate 4, a first support 20 is fixedly connected to the side faces of the two moving blocks 19 distributed back and forth, one end, far away from the moving blocks 19, of the first support 20 is rotatably connected with two mutually hinged connecting rods 21 through a rotating shaft, a second fixed plate 22 is fixedly connected to one side, far away from the two clamping plates 6, of the second fixed plate 22, a second support 23 distributed back and forth is slidably arranged on one side, far away from the clamping plates 6, of the second support 23, one end, far away from the second fixed plate 22, of the two second supports 23 is rotatably connected with the other end of the connecting rod 21 through a rotating shaft, so that the two moving blocks 19 can be used for approaching each other, the two first supports 20 are driven to approach each other, so that the two second supports 23 are driven to approach each other in the second fixed plate 22 under the action of the connecting rods 21, so as to drive the two clamping plates 6 to approach each other, so that the hardware product is clamped by the clamping blocks 8 on the two clamping plates 6, and the product is more convenient to clamp.

In a preferred embodiment, a second groove 24 is formed in one side of the second fixing plate 22 away from the clamping plate 6, a second fixing rod 25 is fixedly connected to the inside of the second groove 24, two sliding blocks 26 distributed in the front and back are sleeved on the surfaces of the two second fixing rods 25, and the two sliding blocks 26 are distributed and fixedly connected with two second supports 23 distributed in the front and back, so that the two second supports 23 can slide in the second fixing plate 22 and slide stably by utilizing the sleeving between the two fixing rods 25 and the sliding blocks 26.

In a preferred embodiment, the second driving mechanism includes a driving motor 27 fixedly installed on the back of the rectangular frame plate 4, an output shaft of the driving motor 27 is fixedly connected with a driving gear 28, two second threaded rods 29 distributed left and right are rotatably connected to inner walls of front and back sides of the rectangular frame plate 4 through bearings, a baffle ring 39 is fixedly sleeved on the middle of the surface of each of the two second threaded rods 29, the thread directions of the surfaces of the two second threaded rods 29 are symmetrical to each other with the baffle ring 39 as a center, driven gears 30 are fixedly connected to rear ends of the two second threaded rods 29, the driving gear 28 is in transmission connection with the two driven gears 30 through a chain 31, the two second threaded rods 29 are respectively inserted into two moving blocks 19 distributed front and back on two sides and are in threaded connection with the two moving blocks 19, so that the driving gear 28 can be driven to rotate by the rotation of the driving motor 27, because the driving gear 28 is in transmission connection with the two driven gears 30 through the chain 31, the rotation of the driving gear 28 drives the two driven gears 30 to rotate, thereby driving the two second threaded rods 29 to rotate, and thus drive the two moving blocks 29 to rotate, and because the thread directions of the surfaces of the two threaded rods 29 are opposite to be close to each other or close to each other.

In a preferred embodiment, a chute plate 32 is fixedly connected to the top of the supporting plate 3, a chute 33 is formed in the top of the chute plate 32, two sliding plates 34 distributed left and right are slidably connected to the inside of the chute 33, and the tops of the two sliding plates 34 are fixedly connected to the bottoms of the two clamping plates 6 respectively, so that the sliding connection between the chute plate 32 and the sliding plates 34 can be utilized, and the two clamping plates 6 are more stable in the moving process.

In a preferred embodiment, an L-shaped supporting plate 35 is fixedly connected to the top of the box body 1, a hydraulic cylinder 36 is fixedly connected to the lower portion of the top end of the L-shaped supporting plate 35, a pressing plate 37 is fixedly connected to the bottom end of the hydraulic cylinder 36, and a through groove 38 for the two clamping plates 6 to pass through is formed in the top of the box body 1, so that the pressing plate 37 can be driven to move up and down by the telescopic action of the hydraulic cylinder 36, the clamped hardware product can be extruded, and the strength of the hardware product can be detected.

The working principle of the invention is as follows: when the hardware clamping device is used, firstly, the threaded rods 18 on two sides are driven to rotate through the rotation of the double-shaft motor 17, because the surfaces of the two threaded rods 18 are in threaded connection with the two movable blocks 13, and the thread directions of the surfaces of the two threaded rods 18 are opposite, the two movable blocks 13 are driven to be close to or away from each other through the rotation of the two threaded rods 18, the inclined planes at the tops of the movable blocks 13 are used for driving the two rollers 10 to move upwards through the movement of the movable blocks 13, so that the supporting plate 3 is driven to move upwards in the first fixing plate 2, the two clamping plates 6 are driven to penetrate through the through grooves 38 and extend out of the box body 1, then the driving gear 28 is driven to rotate through the rotation of the driving motor 27, the driving gear 28 is in transmission connection with the two driven gears 30 through the chain 31, so that the rotation of the driving gear 28 drives the two driven gears 30 to rotate, so as to drive the two threaded rods 29 to rotate, the rotation of the two threaded rods 29 is driven to rotate, so that the two moving blocks 19 distributed back and forth are driven to be close to or away from each other through the two movable blocks 19, so that the two threaded rods 21 are driven to drive the hardware clamping plates to extrude the hardware products, thereby the hardware products, the hardware clamping plates 23, the hardware products, the hardware clamping plates are driven to move up and then to move back and forth, and then the hardware products, and forth, and then the hardware products are detected by the hardware clamping plates 23, and then the hardware products.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a precision hardware product intensity detects machine, includes box (1), its characterized in that: the inner walls of two sides of the box body (1) are fixedly connected with a first fixing plate (2), a supporting plate (3) is arranged between the two first fixing plates (2) in a sliding mode, the top of the supporting plate (3) is fixedly connected with a rectangular frame plate (4), the tops of the inner walls of two sides of the rectangular frame plate (4) are fixedly connected with two first sliding rods (5) distributed in the front and back direction, the surfaces of the two first sliding rods (5) are sleeved with two clamping plates (6) distributed in the left and right direction, a first spring (7) sleeved outside the first sliding rod (5) is fixedly connected between the clamping plates (6) and the side wall of the rectangular frame plate (4), and the tops of the opposite sides of the two clamping plates (6) are fixedly connected with clamping blocks (8);

the two sides of the bottom of the supporting plate (3) are fixedly connected with supporting rods (9), one end, far away from the supporting plate (3), of each supporting rod (9) is rotatably connected with a roller (10) through a rotating shaft, the middle of the bottom of the inner wall of the box body (1) is fixedly connected with two connecting plates (11) which are distributed left and right, two second sliding rods (12) are fixedly connected between the two connecting plates (11) and the inner walls of the two sides of the box body (1), the surfaces of the two second sliding rods (12) are sleeved with two symmetrical movable blocks (13), the tops of the two movable blocks (13) are respectively composed of two planes and an inclined plane, the two rollers (10) are lapped on the planes below the tops of the two movable blocks (13), and the bottom of the inner wall of the box body (1) is provided with a first driving mechanism for driving the two movable blocks (13) to move; a first groove (14) is formed in one side, away from the side wall of the box body (1), of the first fixing plate (2), a first fixing rod (15) is fixedly connected inside the first groove (14), two sides of the supporting plate (3) are respectively sleeved on the surfaces of the two first fixing rods (15), and a second spring (16) sleeved outside the first fixing rod (15) is fixedly connected between the top of the supporting plate (3) and the top of the first groove (14); the first driving mechanism comprises a double-shaft motor (17) fixedly installed on the bottom of the inner wall of the box body (1), two output shafts of the double-shaft motor (17) are fixedly connected with first threaded rods (18) with opposite thread directions through couplers, the first threaded rods (18) are respectively and rotatably connected with the inner side walls of the connecting plate (11) and the box body (1) through two bearings, and the first threaded rods (18) are respectively arranged inside the two movable blocks (13) in a penetrating mode and are in threaded connection with the two movable blocks (13); two moving blocks (19) which are distributed in the front and back are arranged on two sides in the rectangular frame plate (4), a second driving mechanism used for moving four moving blocks (19) back and forth is arranged on the rectangular frame plate (4), a first support (20) is fixedly connected to the side faces of the two moving blocks (19) which are distributed in the front and back, one end, far away from the moving blocks (19), of the first support (20) is rotatably connected with two connecting rods (21) which are hinged with each other through a rotating shaft, a second fixed plate (22) is fixedly connected to one side, far away from the clamping plates (6), of the second fixed plate (22) is provided with two second supports (23) which are distributed in the front and back in a sliding mode, and one ends, far away from the second fixed plate (22), of the two supports (23) are rotatably connected with the other ends of the connecting rods (21) through rotating shafts; a second groove (24) is formed in one side, away from the clamping plate (6), of the second fixing plate (22), a second fixing rod (25) is fixedly connected inside the second groove (24), two sliding blocks (26) distributed in the front-back direction are sleeved on the surfaces of the two second fixing rods (25), and the two sliding blocks (26) are distributed and fixedly connected with two second supports (23) distributed in the front-back direction; the driving mechanism II comprises a driving motor (27) fixedly mounted on the back of a rectangular frame plate (4), an output shaft of the driving motor (27) is fixedly connected with a driving gear (28), the inner walls of the front side and the rear side of the rectangular frame plate (4) are rotatably connected with two threaded rods (29) distributed left and right through bearings, the middle parts of the surfaces of the two threaded rods (29) are fixedly sleeved with baffle rings (39), the thread directions of the surfaces of the two threaded rods (29) are mutually symmetrical by taking the baffle rings (39) as centers, the rear ends of the two threaded rods (29) are fixedly connected with driven gears (30), the driving gear (28) is in transmission connection with the two driven gears (30) through chains (31), and the two threaded rods (29) are respectively penetrated in the two movable blocks (19) distributed on the front side and the rear side of the two sides and are in threaded connection with the two movable blocks (19).

2. The precision hardware product strength detection machine according to claim 1, characterized in that: the top fixedly connected with chute board (32) of backup pad (3), spout (33) have been seted up at the top of chute board (32), the inside sliding connection of spout (33) has two slides (34) of controlling the distribution, and two the top of slide (34) respectively with the bottom fixed connection of two grip blocks (6).

3. The precision hardware product strength detection machine according to claim 2, characterized in that: the improved clamping device is characterized in that an L-shaped supporting plate (35) is fixedly connected to the top of the box body (1), a hydraulic cylinder (36) is fixedly connected to the lower portion of the top end of the L-shaped supporting plate (35), a pressing plate (37) is fixedly connected to the bottom end of the hydraulic cylinder (36), and a through groove (38) for the two clamping plates (6) to pass through is formed in the top of the box body (1).