CN214741989U

CN214741989U - Oil pump test bench

Info

Publication number: CN214741989U
Application number: CN202120017573.0U
Authority: CN
Inventors: 田丰华
Original assignee: Nantong Jinda Hydraulic Co ltd
Current assignee: Nantong Jinda Hydraulic Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-11-16
Anticipated expiration: 2031-01-05

Abstract

The utility model relates to an oil pump test platform, it is including the detection platform that is equipped with mounting platform, the mounting platform is improved level and is slided and be provided with and remove the seat, the bottom roll that removes the seat is provided with the ball, ball and mounting platform rolling contact are provided with the stop device who is used for the restriction to remove the seat and removes on removing the seat, the top of removing the seat is provided with along vertical direction lift and places the platform, it is provided with the elevating gear who is used for ordering about to place the platform lift to remove the seat, it is provided with the clamping device who is used for centre gripping oil pump on the platform to place. After the oil pump is placed on the placing table by a tester, the oil pump is clamped and fixed firstly, then the moving seat slides to the position where the oil pump needs to be installed, the moving seat is fixed, the placing table is lifted to the position where the oil pump needs to be installed, and then the oil pump is connected with the motor on the test table.

Description

Oil pump test bench

Technical Field

The application relates to the field of oil pump test instruments, in particular to an oil pump test bench.

Background

The oil pump test bench mainly comprises a motor, a frequency converter, a digital display tachometer, a pressure gauge, an overflow valve and an automobile oil pump circulating system. The test board adopts a variable frequency speed control system, and can test and detect the oil pump of the automobile at different rotating speeds.

The patent of No. CN209892425U discloses an oil pump pressure control detects examination platform, examine test table including the oil pump, the oil pump examines test table outside and is equipped with the protective housing, and the oil pump examines test table and protective housing fixed connection, terminal surface sliding connection has the case lid before the protective housing, the first in command of case lid right-hand member face fixedly connected with, the inboard fixedly connected with locating piece of protective housing bottom end face, the inboard rotation of locating piece is connected with the pivot, the first threaded spindle of pivot left end face fixedly connected with, pivot right-hand member face fixedly connected with second threaded spindle, and first threaded spindle and second threaded spindle all with the locating piece rotation connection.

With respect to the related art among the above, there are the following drawbacks: the oil pump is generally heavier in weight, and when a tester connects the oil pump with a motor on a test bench, the oil pump is generally lifted manually for installation, so that the installation process is laborious, and potential safety hazards are caused by the fact that the oil pump is easy to get rid of hands.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the installation of the oil pump by a tester, the application provides an oil pump test bench.

The application provides a pair of oil pump test bench adopts following technical scheme:

the utility model provides an oil pump test bench, is including the detection platform that is equipped with mounting platform, the mounting platform is improved level and is slided and be provided with and remove the seat, the bottom roll of removing the seat is provided with the ball, ball and mounting platform roll contact, it is provided with the stop device who is used for the restriction to remove the seat and removes to remove on the seat, the top of removing the seat is provided with along vertical direction lift and places the platform, it is provided with the elevating gear who is used for ordering about to place the platform lift to remove the seat, it is provided with the clamping device who is used for centre gripping oil pump on the platform to place.

By adopting the technical scheme, after the oil pump is placed on the placing table by a tester, the clamping device is firstly operated to simply fix the oil pump, then the sliding moving seat is fixed to the position where the oil pump needs to be installed, the moving seat is fixed through the limiting device, the lifting device is started again, the placing table is lifted to the position where the oil pump needs to be installed, and then the oil pump is connected with the motor on the testing table, so that the manual carrying and long-time oil pump supporting of the tester are omitted, and the oil pump is labor-saving and convenient.

Optionally, the lifting device comprises a fixed block, a movable block, a first hinge rod and a second hinge rod, the first hinge rod is hinged to the bottom wall of the placing table, at least two groups of the first hinge rod are arranged side by side, the second hinge rod is hinged to the top wall of the moving seat, at least two groups of the second hinge rod are arranged side by side, the fixed block is hinged to the movable end of one first hinge rod and the movable end of one second hinge rod, the movable block is hinged to the movable end of the other first hinge rod and the movable end of the other second hinge rod, the hinged shafts at the two ends of the first hinge rod and the hinged shafts at the two ends of the second hinge rod are parallel to each other, a screw rod is rotatably arranged on the fixed block, a threaded sleeve is fixedly connected to the movable block, the threaded sleeve is in threaded connection with the screw rod, the axis of the screw rod is horizontal and perpendicular to the hinged shafts of the first hinge rod, and a first driving source for driving the screw rod to rotate is arranged on the fixed block.

Through adopting above-mentioned technical scheme, after the experimenter starts first driving source, first driving source drives the screw rod and rotates, and the screw rod rotates the in-process, and screw rod and threaded sleeve cooperation order about the fixing base and are close to each other with the sliding seat, and the fixing base is close to the in-process each other with the sliding seat, combines the transmission through first hinge bar and second hinge bar, makes and places the platform and go up and down in parallel on removing the seat, can effectively maintain and place the platform and go up the oil pump stably.

Optionally, stop device includes mount pad and ejector pin, the perpendicular rigid coupling in four corners of the diapire of removal seat has an installation section of thick bamboo, the mount pad is along vertical direction slidable mounting in the installation section of thick bamboo, the ball rotates and sets up on the diapire of mount pad, set up the opening that supplies the ball to come in and go out the installation section of thick bamboo on the diapire of installation section of thick bamboo, set up along vertical direction on the roof of removal seat with the perforation of intercommunication in the installation section of thick bamboo, the size adaptation of perforation and ejector pin, the vertical rigid coupling in the four corners of the diapire of elevating platform of ejector pin, when placing the platform and descending to the extreme low position, the ejector pin stretches out the installation section of thick bamboo with the roof butt of mount pad and promotion ball.

Through adopting above-mentioned technical scheme, when placing the platform and descending to the extreme low position, place the ejector pin butt on the platform on the mount pad, promote the mount pad and be close to the open position in the installation section of thick bamboo of removal seat bottom, make the ball emerge from the installation section of thick bamboo, after placing the platform and rise, under the action of gravity, remove the seat and descend, make in ball and the installation section of thick bamboo of mount pad income, there is the installation section of thick bamboo to support on mounting platform to will remove a rigidity, convenient operation.

Optionally, an elastic member for driving the mounting seat to slide upwards to enable the ball to be accommodated in the mounting cylinder is arranged in the mounting cylinder.

Through adopting above-mentioned technical scheme, after placing the platform and rising, under the elastic component effort, the mount pad is by pulling in the income installation section of thick bamboo, makes ball and mounting platform contactless, effectively prevents at the oil pump operation in-process, and the ball is beated on mounting platform, reduces oil pump testboard operation in-process noise.

Optionally, clamping device includes that horizontal slip sets up two splint placing the bench roof, two the face of splint is perpendicular and perpendicular with the slip direction of splint with the roof of placing the platform, it is provided with two-way lead screw to place bench along splint slip direction, the rigid coupling has the lead screw sleeve with two-way lead screw adaptation on the splint, two lead screw sleeve threaded connection is on opposite direction's screw on two-way lead screw, it is used for ordering about two-way lead screw pivoted second driving source to place bench to be provided with.

By adopting the technical scheme, after the oil pump is placed on the placing table, a tester starts the second driving source to drive the bidirectional screw rod to rotate, and in the rotation process of the bidirectional screw rod, the two clamping plates are driven to be close to each other by being matched with the screw rod sleeve, so that the oil pump is clamped, and the stability of the oil pump in the lifting process of the placing table is kept.

Optionally, two equal horizontal sliding installs the inner panel on the inside wall of splint, two the one end of inner panel homonymy is connected with flexible push pedal, it is used for restricting the gliding locating part of splint of flexible push pedal and inner panel to place bench.

By adopting the technical scheme, when a tester connects the oil pump with the motor on the test bench, the inner plate between the two clamping plates and the oil pump between the inner plates can be pushed to approach the motor on the placing bench by unfastening the limiting part and then pushing the telescopic push plate, so that the connection operation between the motor and the oil pump is completed, and the operation is convenient.

Optionally, the limiting part includes an insertion rod, the insertion rod slides along the vertical direction and is arranged on the telescopic push plate, and a slot matched with the insertion rod is formed in the edge, close to the telescopic push plate, of the top wall of the placing table along the vertical direction.

Through adopting above-mentioned technical scheme, the experimenter removes the edge to placing the platform with flexible push pedal, makes the inserted bar align again and places the bench slot to insert the inserted bar in the slot, can effectively restrict inner panel and flexible push pedal and place bench slip, and can prevent effectively that the oil pump from dropping from flexible push pedal one side, inner panel and flexible push pedal are fixed convenient.

Optionally, the inserted bar is fixedly connected with a magnetic part for adsorbing the telescopic push plate, and when the inserted bar and the telescopic push plate are magnetically adsorbed, the inserted bar is separated from the slot.

Through adopting above-mentioned technical scheme, promote the back at the experimenter with the inserted bar from the slot, make the inserted bar align with the magnetic part in the flexible push pedal and adsorb, can prevent effectively that flexible push pedal and inner panel from rubbing when removing on placing the bench roof, the inserted bar removes smoothness nature.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the oil pump is placed on the placing table by a tester, the oil pump is clamped and fixed firstly, then the moving seat is slid to a position where the oil pump needs to be installed, the moving seat is fixed, the placing table is lifted to the position where the oil pump needs to be installed, and then the oil pump is connected with the motor on the test table, so that the manual carrying and long-time oil pump supporting of the tester are omitted, and the labor is saved and the convenience is realized;

2. when the placing table descends to the lowest position, the ejector rod on the placing table pushes the mounting seat to a position close to the opening in the mounting cylinder at the bottom of the moving seat, so that the ball emerges from the mounting cylinder, after the placing table is lifted, the moving seat descends under the action of gravity, so that the ball and the mounting seat are accommodated in the mounting cylinder, and the mounting cylinder is supported on the mounting platform, so that the position of the moving seat is fixed, and the operation is convenient;

3. when a tester connects the oil pump with the motor on the test bench, the limiting part is unfastened, and then the telescopic push plate is pushed, so that the inner plate between the two clamping plates and the oil pump between the inner plates can be pushed to approach the motor on the placing bench, the connection operation between the motor and the oil pump is completed, and the operation is convenient.

Drawings

FIG. 1 is the overall structure of this application embodiment oil pump test platform and schematically shows.

FIG. 2 is a schematic view of a mobile dock in partial section according to an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic partial structure diagram of another perspective oil pump test bench according to an embodiment of the present application.

Description of reference numerals: 1. a detection table; 11. mounting a platform; 2. a movable seat; 21. a ball bearing; 3. a limiting device; 31. a mounting seat; 32. a top rod; 33. mounting the cylinder; 34. perforating; 35. an elastic member; 4. a placing table; 5. a lifting device; 51. a fixed block; 52. a movable block; 53. a first hinge lever; 54. a second hinge lever; 55. a screw; 56. a threaded sleeve; 57. a first drive source; 6. a clamping device; 61. a splint; 62. a bidirectional screw rod; 63. a screw rod sleeve; 64. a second drive source; 65. an inner plate; 66. a telescopic push plate; 661. an outer race plate; 662. an inner rod; 67. inserting a rod; 68. a slot; 69. a magnetic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses oil pump test platform. Referring to fig. 1 and 2, the oil pump test platform comprises a test platform 1, a horizontal installation platform 11 is arranged on the test platform 1, a working panel is arranged on one side of the installation platform 11, a motor for detection is arranged in the test platform 1, an output shaft of the motor extends out of the working panel, and the axis of the output shaft of the motor is parallel to the installation platform 11. The mounting platform 11 is horizontally slided with a moving seat 2, a placing table 4 which is parallel to the moving seat 2 and goes up and down is arranged right above the moving seat 2, the placing table 4 goes up and down by being driven by a lifting device 5 arranged on the moving seat 2, and the moving seat 2 is fixed with the mounting platform 11 by a limiting device 3 arranged on the moving seat 2. In order to keep the oil pump placed on the placing table 4 stable during the lifting process of the placing table 4, a clamping device 6 for clamping the oil pump is further arranged on the placing table 4.

Referring to fig. 2, in the present embodiment, the lifting device 5 includes a fixed block 51, a movable block 52, a first hinge lever 53, and a second hinge lever 54. First articulated rod 53 articulates on the diapire of placing platform 4, and first articulated rod 53 is equipped with at least two sets ofly side by side, and in this embodiment, first articulated rod 53 is four of mouth word parallel arrangement, wherein, divide into two pairs with the articulated shaft collineation. The ends of the first hinge rods 53 far away from the placing table 4 are hinged on the top wall of the fixed block 51, and the ends of the other pair of first hinge rods 53 far away from the placing table 4 are hinged on the top wall of the movable block 52. The second hinge rods 54 correspond to the first hinge rods 53 one by one, and one end of each is hinged to the movable base 2. One end of the pair of second hinge rods 54 far away from the moving seat 2 is hinged to the bottom wall of the fixed block 51, and the first end of the other pair of second hinge rods 54 far away from the moving seat 2 is hinged to the bottom wall of the movable block 52. The hinge shafts at both ends of each first hinge lever 53 and each second hinge lever 54 are parallel to each other.

The fixed block 51 is provided with a screw 55 on the side wall close to the movable block 52 in a rotating manner, and the screw 55 is horizontal in the circumferential direction. The movable block 52 is fixedly connected with a threaded sleeve 56 matched with the screw 55, and the threaded sleeve 56 is sleeved on the screw 55 in a threaded manner. The fixing block 51 is provided with a first driving source 57 for driving the screw 55 to rotate, the first driving source 57 adopts a servo motor, the servo motor is fixedly connected to the fixing block 51 through a bolt, and an output shaft of the servo motor penetrates through the fixing block 51 and is coaxially and fixedly connected with the screw 55.

Referring to fig. 2 and 3, the limiting device 3 includes a mounting seat 31 and a push rod 32, a hollow mounting cylinder 33 is vertically welded at four corners of the moving seat 2 on the bottom wall of the moving seat 2, and the mounting seat 31 is installed in the mounting cylinder 33 in a sliding manner along the vertical direction. Referring to fig. 1, the bottom wall of the mounting cylinder 33 is provided with an opening, the bottom wall of the mounting seat 31 is rotatably provided with the ball 21, and the ball 21 can extend out of the opening at the bottom of the mounting cylinder 33 and is in rolling contact with the mounting platform 11. On the top wall of the movable seat 2, a through hole 34 penetrating into the installation cylinder 33 is vertically formed right above the installation cylinder 33, and the size of the through hole 34 is consistent with that of the mandril 32. The top rods 32 are vertically welded and fixed on the bottom wall of the placing table 4, and the positions of the top rods 32 correspond to the through holes 34 one by one. When the placing table 4 is lowered to the lowest position, the push rod 32 is inserted into the through hole 34, and pushes the ball 21 on the mounting seat 31 out of the opening at the bottom of the mounting tube 33. In order to reduce noise generated by the contact between the balls 21 and the mounting platform 11 during the operation of the oil pump after the placing table 4 is lifted, an elastic piece 35 for driving the mounting seat 31 to ascend is further arranged in the mounting cylinder 33. The elastic member 35 may be a spring, one end of which is fixedly connected to the top wall of the mounting seat 31, and the other end of which is fixedly connected to the movable seat 2.

Referring to fig. 1 and 4, the clamping device 6 for clamping the oil pump includes two parallel clamping plates 61. The top wall of the placing table 4 is provided with a slide rail along the length direction of the placing table 4, and the two clamp plates 61 are perpendicular to the top wall of the placing table 4 and are slidably mounted on the slide rail. The length direction of the slide rail is perpendicular to the clamping plate 61. In order to order about two splint 61 and slide and with existing pump centre gripping on placing platform 4, place and rotate on the platform 4 and install the two-way lead screw 62 parallel with the slide rail, all welded fastening has the lead screw sleeve 63 with two-way lead screw 62 adaptation on two splint 61. The two ends of the bidirectional screw rod 62 have opposite screw threads, and the two screw rod sleeves 63 are respectively sleeved on the two ends of the bidirectional screw rod 62 in a threaded manner. In order to drive the bidirectional screw rod 62 to rotate, the placing table 4 is provided with a second driving source 64, the second driving source 64 adopts a servo motor, the servo motor is fixedly connected with the placing table 4 through a bolt, and an output shaft of the servo motor rotates forward and backward to drive the two clamping plates 61 to be close to or far away from synchronously.

In order to facilitate the worker to push the oil pump between the two clamping plates 61, inner plates 65 are arranged on the inner side walls, close to each other, of the two clamping plates 61 and perpendicular to the sliding direction of the clamping plates 61. The bottom of inner panel 65 with place the platform 4 contactless, bond on the inside wall that two inner panels 65 are close to each other and have a layer of rubber slipmat. In order to synchronously push the two inner plates 65 to slide between the two clamping plates 61, the edges of the two inner plates 65 on the same side are connected with a telescopic push plate 66 along the sliding direction of the clamping plates 61. The telescopic push plate 66 comprises an outer sleeve plate 661 and an inner rod 662, the outer sleeve plate 661 is fixedly connected to the inner side wall of one inner plate 65, the inner rod 662 is fixedly connected to the inner side wall of the other inner plate 65, the inner rod 662 slides along the sliding direction of the clamping plates 61 to penetrate through the end, far away from the inner plate 65, of the outer sleeve plate 661, and the length of the telescopic push plate 66 changes along with the sliding of the two clamping plates 61 on the placing table 4.

In order to keep the two clamping plates 61 to have a good clamping effect on the oil pump when the oil pump is placed, the telescopic push plate 66 is further provided with a limiting piece for positioning the telescopic push plate 66 at the edge of the placing table 4 so that the inner plate 65 is aligned and attached to the clamping plates 61. The locating part is inserted bar 67, and inserted bar 67 slides along vertical direction and connects on the outer wall of outer lagging 661 in flexible push pedal 66, places on the 4 roof of platform be close to the edge offer with the slot 68 of inserted bar 67 size adaptation, when flexible push pedal 66 moves to the edge of placing platform 4 and keeping away from the work panel, inserted bar 67 aligns with slot 68. The outer sleeve plate 661 of the telescopic push plate 66 is made of iron sheet, the magnetic member 69 for adsorbing the telescopic push plate 66 is further fixedly bonded to the insert rod 67, the magnetic member 69 is a magnet, and when the magnet is adsorbed to the outer sleeve plate 661, the bottom end of the insert rod 67 is separated from the slot 68, so that the tester can conveniently push the telescopic push plate 66.

The implementation principle of this application embodiment oil pump test bench does: after the oil pump is placed on the placing table 4, a tester firstly operates and starts the servo motor on the placing table 4 to drive the two clamping plates 61 to approach each other, and the oil pump is simply clamped and fixed on the placing table 4. Then, the moving base 2 is slid to the position where the oil pump is to be mounted, and the servo motor on the fixed block 51 is started to lift the placing table 4 to the position where the oil pump is to be mounted. During the raising of the placement table 4, the lift pins 32 under the placement table 4 are pulled out from the mounting cylinders 33 on the movable base 2, and the mounting cylinders 33 are brought into contact with the mounting platform 11 instead of the balls 21, whereby the movable base 2 is fixed to the mounting platform 11. And then the oil pump is connected with the motor on the test board, so that manual carrying and long-term oil pump supporting of testers are omitted, and the labor is saved and the convenience is realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an oil pump test platform, is including examining test table (1) that is equipped with mounting platform (11), its characterized in that: the oil pump oil-removing device is characterized in that a moving seat (2) is horizontally arranged on the mounting platform (11) in a sliding mode, a rolling ball (21) is arranged at the bottom of the moving seat (2) in a rolling mode, the rolling ball (21) is in rolling contact with the mounting platform (11), a limiting device (3) used for limiting the moving seat (2) to move is arranged on the moving seat (2), a placing table (4) is arranged above the moving seat (2) in a lifting mode along the vertical direction, a lifting device (5) used for driving the placing table (4) to lift is arranged on the moving seat (2), and a clamping device (6) used for clamping an oil pump is arranged on the placing table (4).

2. The oil pump test bench of claim 1, wherein: the lifting device (5) comprises a fixed block (51), a movable block (52), a first hinged rod (53) and a second hinged rod (54), the first hinged rod (53) is hinged to the bottom wall of the placing table (4), at least two groups of first hinged rods (53) are arranged in parallel, the second hinged rod (54) is hinged to the top wall of the moving seat (2), at least two groups of second hinged rods (54) are arranged in parallel, the fixed block (51) is hinged to the movable end of one first hinged rod (53) and the movable end of one second hinged rod (54), the movable block (52) is hinged to the movable end of the other first hinged rod (53) and the movable end of the other second hinged rod (54), the hinged shafts at two ends of the first hinged rod (53) and the hinged shafts at two ends of the second hinged rod (54) are parallel to each other, a screw rod (55) is arranged on the fixed block (51) in a rotating manner, the rigid coupling has threaded sleeve (56) on movable block (52), threaded sleeve (56) and screw rod (55) threaded connection, the axis level of screw rod (55) just is perpendicular with the articulated shaft of first articulated rod (53), be provided with on fixed block (51) and be used for driving screw rod (55) pivoted first driving source (57).

3. The oil pump test bench of claim 1, wherein: the limiting device (3) comprises a mounting seat (31) and an ejector rod (32), mounting cylinders (33) are vertically and fixedly connected with four corners of the bottom wall of the moving seat (2), the mounting seat (31) is slidably mounted in the mounting cylinder (33) along the vertical direction, the ball (21) is rotatably arranged on the bottom wall of the mounting seat (31), an opening for the ball (21) to go in and out of the mounting cylinder (33) is arranged on the bottom wall of the mounting cylinder (33), a through hole (34) communicated with the inside of the mounting cylinder (33) is arranged on the top wall of the movable seat (2) along the vertical direction, the size of the through hole (34) is matched with that of the ejector rod (32), the ejector rod (32) is vertically and fixedly connected at four corners of the bottom wall of the lifting platform, when the placing table (4) descends to the lowest position, the ejector rod (32) is abutted to the top wall of the mounting seat (31) and pushes the ball (21) to extend out of the mounting cylinder (33).

4. An oil pump test stand according to claim 3, wherein: an elastic piece (35) used for driving the mounting seat (31) to slide upwards to enable the ball (21) to be collected into the mounting cylinder (33) is arranged in the mounting cylinder (33).

5. The oil pump test bench of claim 1, wherein: clamping device (6) include that horizontal slip sets up two splint (61) placing platform (4) roof, two the face of splint (61) is perpendicular and perpendicular with the slip direction of splint (61) with the roof of placing platform (4), it is provided with two-way lead screw (62) to place platform (4) and go up along splint (61) slip direction, splint (61) are gone up the rigid coupling have with lead screw sleeve (63) of two-way lead screw (62) adaptation, two lead screw sleeve (63) threaded connection is on two-way lead screw (62) the opposite screw thread of direction, it is used for ordering about two-way lead screw (62) pivoted second driving source (64) to place to be provided with on platform (4).

6. An oil pump test stand according to claim 5, wherein: two equal horizontal sliding installs inner panel (65) on the inside wall of splint (61), two the one end of inner panel (65) homonymy is connected with flexible push pedal (66), it is used for restricting flexible push pedal (66) and the gliding locating part of splint (61) relatively of inner panel (65) to place to be provided with on platform (4).

7. The oil pump test bench of claim 6, wherein: the locating part includes inserted bar (67), inserted bar (67) slide along vertical direction and set up on flexible push pedal (66), place the edge that is close to flexible push pedal (66) on the roof of platform (4) and offer slot (68) with inserted bar (67) adaptation along vertical direction.

8. An oil pump test stand according to claim 7, wherein: the fixed connection has magnetic part (69) that is used for adsorbing flexible push pedal (66) on inserted bar (67), when inserted bar (67) and flexible push pedal (66) magnetic adsorption, inserted bar (67) break away from with slot (68).