CN210293443U

CN210293443U - Cement hopper calibration equipment that weighs

Info

Publication number: CN210293443U
Application number: CN201921637296.2U
Authority: CN
Inventors: 俞国荣; 郦志刚
Original assignee: Lin'an Dingsheng Building Material Co ltd
Current assignee: Lin'an Dingsheng Building Material Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-04-10
Anticipated expiration: 2029-09-27

Abstract

The utility model belongs to the technical field of the check-up technique of weighing and specifically relates to a cement hopper calibration equipment that weighs is related to. Prior art need carry the weight to the check platform from ground, long when the transport is used, this scheme of inefficiency includes the frame, be equipped with weighing sensor on the frame, the last hopper of accepting of weighing sensor, the hopper top is equipped with the check-up platform, be equipped with the crane that is used for transporting the weight to the check-up platform on the frame, the vertical spout of having seted up on the lateral wall of crane, sliding connection has first slider in the spout, fixedly connected with is used for placing the floor of weight on the first slider, the upper end wall of floor inlays and is equipped with a plurality of first gyro wheels, the upper end wall of floor sets up for the slope, the one end rotation that the floor upper end wall is low is connected with the baffle, be equipped with the locking piece that is used for locking the baffle on the floor, be equipped with the. This scheme transport weight that can be convenient reduces the consumption of personnel's physical power.

Description

Cement hopper calibration equipment that weighs

Technical Field

The utility model belongs to the technical field of the check-up technique of weighing and specifically relates to a cement hopper calibration equipment that weighs is related to.

Background

A hopper scale is equipment for weighing solid materials, bulk materials and powdery materials and is often used for weighing cement in the building material industry. The cement hopper scale comprises a hopper, the hopper is mounted on the rack in a hanging mode, a weighing sensor is arranged on the hopper and connected with a display instrument, and cement in the hopper is discharged after being weighed and recorded.

In order to ensure the weighing accuracy of the cement hopper scale, the cement hopper scale needs to be calibrated by using a standard weight regularly. The check-up principle of cement hopper balance is as the check-up piece with the weight that is equipped with, places the weight on the check-up platform on hopper top, and the weight adds and puts more, and the pressure that the hopper bore is big more, and weighing sensor converts the weight signal into the signal of telecommunication and sends into display instrument on, display instrument through measurement processing back, demonstrates weight data, acquires dynamic, static weighing value to make statistics of, compare and inquire, wait for the check-up to finish, take off the weight from the check-up platform on hopper top in proper order again.

But when cement hopper balance carries out the check-up, need carry the check platform with the weight from ground, long, the inefficiency is used in the transport, so need design a cement hopper calibration equipment that weighs, transport weight that can be convenient reduces the consumption of personnel's physical power, improves handling efficiency.

Disclosure of Invention

The utility model aims at providing a cement hopper calibration equipment that weighs, transport weight that can be convenient reduces the consumption of personnel's physical power, improves handling efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a cement hopper calibration equipment that weighs, includes the frame, be equipped with weighing sensor on the frame, the last hopper of having accepted of weighing sensor, the hopper top is equipped with the check-up platform, be equipped with the crane that is used for transporting the weight to the check-up platform on the frame, the vertical spout of having seted up on the lateral wall of crane, sliding connection has first slider in the spout, fixedly connected with is used for placing the floor of weight on the first slider, the upper end wall of floor inlays and is equipped with a plurality of first gyro wheels, the upper end wall of floor sets up for the slope, the one end that floor of floor upper end wall is low rotates and is connected with the baffle, be equipped with the locking piece that is used for locking the baffle on the floor, be equipped with the elevating system that is used for driving the floor.

By adopting the technical scheme, the weights are placed on the carrying platform, the carrying platform is fixed on the first sliding block, the first sliding block slides up and down in the sliding groove, and the weights are lifted to the height same as that of the checking platform through the lifting mechanism, so that the weights are not required to be carried to the checking platform by manpower, and the consumption of physical power of personnel is reduced;

the upper end wall of the carrying platform is obliquely arranged, so that weights can automatically slide to the verification platform under the action of gravity when the carrying platform rises to the height of the verification platform, the carrying platform is proper in length, the weights can be carried in batches, and workers do not need to unload the weights one by one when the verification platform unloads the weights, so that the carrying efficiency is improved; a plurality of first rollers are embedded in the upper end wall of the carrying table and used for reducing the friction force of the weight sliding on the carrying table, so that the weight can slide on the carrying table more conveniently; the baffle is arranged for abutting against the weights, and a bearing force is provided for the weights in the processes of loading the weights on the carrying table and lifting the carrying table, so that the possibility that the weights slide off the carrying table is reduced; the rotation setting of baffle is used for reducing the interference of uninstalling the weight, when the uninstallation of weight is carried out to needs, unties the locking piece, makes the baffle break away from the butt to the weight, makes the weight slide to the check-up platform, removes the moment of weight uninstallation, and the baffle all is the position of locking at the butt weight through the locking piece.

The utility model discloses further set up to: the baffle has seted up the slide the same with the weight width on the end wall towards first gyro wheel, inlay on the slide and be equipped with a plurality of second gyro wheels, when the transport platform rises to the check-up platform height and the baffle rotates butt to the check-up platform, the slide is set up on the check-up platform.

By adopting the technical scheme, the slide ways on the baffle plates are erected on the checking platform, so that the weight is connected from the carrying platform to the checking platform, the slide ways limit the sliding direction of the weight, the weight is prevented from sliding to the checking platform from other directions, and the weight can sequentially slide to the checking platform; the arrangement of the second rollers reduces the friction force when the weight slides on the baffle, prolongs the sliding distance of the weight and reduces the situation that the weight is stopped on the baffle; the staff unties the locking piece on with the baffle, and the weight then can the self-sliding to the check-up platform on, greatly reduces staff's physical demands.

The utility model discloses further set up to: the lifting frame further comprises a plurality of balance frames fixedly connected to the frame, a plurality of balance frames are fixedly connected with a polished rod in the vertical direction, a second sliding block is connected to the polished rod in a sliding mode, and the carrying table is fixedly connected with the second sliding block.

Through adopting above-mentioned technical scheme, floor and a plurality of second slider fixed connection, second slider sliding connection on the polished rod, the polished rod is fixed on the balancing stand, makes the floor more steady, reduces because weight too big the cracked condition of floor takes place that leads to.

The utility model discloses further set up to: elevating system is including rotating the lead screw of connection in the spout, the lead screw vertically pass first slider and with first slider threaded connection, elevating system still is used for driving the rotatory rotating assembly of lead screw including setting up on the crane to and set up and be used for preventing that first slider is circumferential direction's spacing subassembly along with the lead screw between first slider and crane.

Through adopting above-mentioned technical scheme, the staff drives the lead screw through rotating assembly and takes place rotatoryly, and under the combined action of screw thread and spacing subassembly, first slider will take place to slide from top to bottom in the spout, and then realizes taking place to go up and down with the transport platform that first slider is connected, and the structure principle is simple, and convenient operation is favorable to improving the security among the operation process.

The utility model discloses further set up to: the rotating assembly comprises a worm wheel fixed on one end of the screw rod, a worm which is rotatably connected to the lifting frame and meshed with the worm wheel, and a two-way motor which is arranged on the lifting frame and used for driving the worm to rotate.

Through adopting above-mentioned technical scheme, the staff drives the worm rotation through starting two-way motor, and under the combined action of worm and worm wheel, the lead screw alright take place rotatoryly round the axis of self, and the structure principle is simple, and it is very convenient to operate. In addition, because the worm gear structure has the function of amplifying the torque, the rotation of the screw rod is smoother, the load on the two-way motor is reduced, and the protection effect of the two-way motor can be achieved to a certain degree.

The utility model discloses further set up to: the limiting assembly comprises a limiting groove formed in one side wall of the sliding groove in the vertical direction and a limiting block fixedly connected to the first sliding block, and the limiting block slides and abuts against the inside of the limiting groove.

Through adopting above-mentioned technical scheme, the setting of spacing groove and stopper makes the slider can only be along the axial of lead screw and be linear motion on the spout, and the slider can not be along with the lead screw is circumferential direction, makes the lift of floor truck more steady.

The utility model discloses further set up to: the limiting block is rotatably connected with a ball which is connected with the inner wall of the limiting groove in an abutting mode.

Through adopting above-mentioned technical scheme, the ball can become the rolling friction of ball with the sliding friction that the contact produced between stopper and the spacing groove, reduces the resistance that first slider received at the slip in-process, makes the slip of first slider more smooth and easy, still can reduce the wearing and tearing between stopper and the crane simultaneously, is favorable to prolonging the life of equipment.

The utility model discloses further set up to: and the side walls at the two ends of the carrying platform are fixedly connected with protective plates.

Through adopting above-mentioned technical scheme, the setting up of protection shield reduces the condition emergence that the weight dropped from the floor, makes comparatively safe placing of weight on the floor, improves the security of lift process and loading process.

To sum up, the utility model discloses a beneficial technological effect does:

1. the weight is placed on the carrying platform, the carrying platform is fixed on the first sliding block, the first sliding block slides up and down in the sliding groove, and the weight is lifted to the height same as that of the calibration platform through the lifting mechanism, so that the weight is not required to be carried to the calibration platform by manpower, and the consumption of physical strength of personnel is reduced;

2. the upper end wall of the carrying platform is obliquely arranged, so that weights can automatically slide to the verification platform under the action of gravity when the carrying platform rises to the height of the verification platform, the carrying platform is proper in length, the weights can be carried in batches, and workers do not need to unload the weights one by one when the verification platform unloads the weights, so that the carrying efficiency is improved; the plurality of rollers rotatably arranged on the upper end wall of the carrying platform are used for reducing the friction force of the weight sliding on the carrying platform, so that the weight can slide on the carrying platform more conveniently;

3. in the processes of loading the weights on the carrying table and lifting the carrying table, the baffle is arranged for abutting against the weights, so that a bearing force is provided for the weights, and the possibility that the weights slide off the carrying table is reduced; the rotation setting of baffle is used for reducing the interference of uninstalling the weight, when the uninstallation of weight is carried out to needs, unties the locking piece, makes the baffle break away from the butt to the weight, makes the weight slide to the check-up platform, removes the moment of weight uninstallation, and the baffle all is the position of locking at the butt weight through the locking piece.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a schematic sectional view of the conveyance stage from above.

In the figure, 1, frame; 2. a weighing sensor; 3. a hopper; 4. checking a platform; 5. a feed pipe; 6. a guardrail; 7. a discharge pipe; 8. a lifting frame; 9. a balancing stand; 10. a main frame; 11. a chute; 12. a first slider; 13. a carrying table; 14. a polish rod; 15. a second slider; 16. a first roller; 17. a baffle plate; 18. a protection plate; 19. a locking member; 20. a lifting mechanism; 21. a slideway; 22. a second roller; 23. a screw rod; 24. a rotating assembly; 25. a worm gear; 26. a worm; 27. a bi-directional motor; 28. a limiting groove; 29. a limiting block; 30. and a ball.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figure 1, a cement hopper weighing calibration device comprises a frame 1, wherein four weighing sensors 2 are fixedly connected to the top end of the frame 1, a hopper 3 is connected onto each weighing sensor 2, a calibration platform 4 is fixed to the top end of each hopper 3, and the calibration platform 4 is used for placing weights, so that the weighing sensors 2 are calibrated. A feed inlet is formed in the center of the checking platform 4, a feed pipe 5 is connected to the feed inlet, and the feed pipe 5 is used for guiding cement into the hopper 3. The edge of the checking platform 4 is fixedly connected with a guardrail 6, so that the safety of personnel during the working of the checking platform 4 is improved. The discharge gate has been seted up to 3 bottoms of hopper, and the discharge gate is connected with discharging pipe 7, and discharging pipe 7 is used for the cement to weigh and derives hopper 3 after qualified.

As shown in fig. 1 and 2, one end of the frame 1 is provided with a lifting frame 8, and the lifting frame 8 is used for transporting the weight to the checking platform 4. The lifting frame 8 comprises two balancing frames 9 fixed on the side walls of the frame 1, and the side walls of the two balancing frames 9 are fixedly connected with a main frame 10. The body frame 10 has seted up spout 11 along vertical direction on the lateral wall towards hopper 3, and sliding connection has first slider 12 in spout 11, and first slider 12 is towards the longer floor table 13 of fixedly connected with on the lateral wall of hopper 3, and floor table 13 is used for placing the polylith weight simultaneously. Two balancing stands 9 are along vertical direction all fixedly connected with polished rod 14, all sliding connection has second slider 15 on polished rod 14, two second sliders 15 respectively with the both ends lateral wall fixed connection of floor 13, make floor 13's removal more steady, reduce because weight is too big to lead to the condition emergence of fracture between floor 13 and the first slider 12.

A plurality of first rollers 16 are embedded in the upper end wall of the carrying table 13, the upper end wall of the carrying table 13 is arranged in an inclined manner, the lower end of the upper end wall of the carrying table 13 is close to the hopper 3, and the higher end of the upper end wall of the carrying table 13 is far away from the hopper 3. A baffle 17 is rotatably connected to the lower end of the upper end wall of the carrying platform 13, and a protective plate 18 is fixedly connected to the end wall of the carrying platform 13 close to the balancing stand 9. Between the side wall of the shutter 17 and the side wall of the protection plate 18, a locking member 19 is provided, the locking member 19 being used to lock the shutter 17 in the vertical position. The lifting frame 8 is provided with a lifting mechanism 20 for driving the carrying platform 13 to lift. Place the weight on transport table 13, through elevating system 20, rise the weight to the height the same with calibration platform 4, untie locking piece 19, make baffle 17 break away from the butt to the weight, the weight can be under the effect of gravity, through first gyro wheel 16 self-sliding to calibration platform 4 to improve handling efficiency.

Baffle 17 has seted up the slide 21 the same with the weight width towards on the end wall of first gyro wheel 16, inlays on the slide 21 and is equipped with a plurality of second gyro wheels 22, and when the floor 13 rose to the height of check-up platform 4 and baffle 17 rotated the butt to check-up platform 4, slide 21 was set up on check-up platform 4, realized the weight from floor 13 to the seamless connection of check-up platform 4. The slide 21 realizes spacing to the weight slip direction, reduces the weight and slides to verification platform 4 from other directions, makes the weight comparatively orderly slide to verification platform 4 in proper order.

As shown in fig. 1 and 3, the lifting mechanism 20 includes a screw 23 rotatably connected in the chute 11, the screw 23 vertically penetrates the first slider 12, and the screw 23 is in threaded connection with the first slider 12. The lifting mechanism 20 further comprises a rotating assembly 24 arranged on the lifting frame 8, and the rotating assembly 24 is used for driving the screw rod 23 to rotate. Be equipped with spacing subassembly between first slider 12 and the crane 8, spacing subassembly is used for preventing that first slider 12 from doing the circumferential direction along with lead screw 23. The staff drives lead screw 23 through rotating assembly 24 and takes place rotatoryly, and under the combined action of screw thread and spacing subassembly, first slider 12 will take place to slide from top to bottom in spout 11, and then realizes taking place to go up and down with the transport table 13 that first slider 12 is connected, and the structure principle is simple, and convenient operation is favorable to improving the security among the operation process.

The rotating assembly 24 comprises a worm wheel 25 fixed at the bottom end of the screw rod 23, the bottom end of the lifting frame 8 is rotatably connected with a worm 26, the worm 26 is meshed with the worm wheel 25, the bottom end of the lifting frame 8 is fixedly connected with a bidirectional motor 27, and the bidirectional motor 27 is used for driving the worm 26 to rotate. The worker drives the worm 26 to rotate by starting the bidirectional motor 27, and the screw 23 can rotate around the central axis of the screw under the linkage action of the worm 26 and the worm wheel 25.

The limiting assembly comprises a limiting groove 28 formed in two side walls of the sliding groove 11 in the vertical direction and limiting blocks 29 fixedly connected to the side walls of two ends of the first sliding block 12, and one end, close to the inner wall of the limiting groove 28, of each limiting block 29 is rotatably connected with a ball 30 abutted against the inner wall of the limiting groove 28. The first sliding block 12 can only do linear motion on the sliding groove 11 along the axial direction of the screw rod 23, and the sliding block cannot do circumferential rotation along with the screw rod 23, so that the carrying platform 13 is more stable to lift. The ball 30 can change the sliding friction generated by the contact between the limiting block 29 and the limiting groove 28 into the rolling friction of the ball 30, so that the resistance of the first sliding block 12 in the sliding process is reduced, and the sliding of the first sliding block 12 is smoother.

The working process is as follows:

locking the baffle 17 at the vertical position through the locking piece 19, placing a plurality of weights on the carrying table 13, and starting the bidirectional motor 27 to enable the carrying table 13 to start to lift;

when the carrying platform 13 rises to the height of the checking platform 4, the motor is stopped, the locking piece 19 is unlocked, the baffle 17 is rotated to abut against the checking platform 4, and the weight slides to the checking platform 4;

after the weight is unloaded, the baffle 17 is rotated to the vertical position, the baffle 17 is locked through the locking piece 19, and the motor is started to enable the carrying table 13 to descend for subsequent carrying.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cement hopper calibration equipment that weighs, includes frame (1), be equipped with weighing sensor (2) on frame (1), hopper (3) have been accepted on weighing sensor (2), hopper (3) top is equipped with calibration platform (4), its characterized in that: be equipped with crane (8) that are used for transporting the weight to check-up platform (4) on frame (1), vertical spout (11) of having seted up on the lateral wall of crane (8), sliding connection has first slider (12) in spout (11), fixedly connected with is used for placing floor (13) of weight on first slider (12), the upper end wall of floor (13) inlays and is equipped with a plurality of first gyro wheels (16), the upper end wall of floor (13) sets up for the slope, the one end rotation that floor (13) upper end wall is low is connected with baffle (17), be equipped with locking piece (19) that are used for locking baffle (17) on floor (13), be equipped with elevating system (20) that are used for driving floor (13) to go up and down on crane (8).

2. The cement hopper weighing and verifying device of claim 1, wherein: seted up on baffle (17) towards the end wall of first gyro wheel (16) with slide (21) that the weight width is the same, it is equipped with a plurality of second gyro wheels (22) to inlay on slide (21), when transport table (13) rise to check-up platform (4) height and baffle (17) rotate butt joint to check-up platform (4), slide (21) are set up on check-up platform (4).

3. The cement hopper weighing and verifying device of claim 1, wherein: crane (8) still include a plurality of balancing stands (9) of fixed connection on frame (1), and is a plurality of vertical direction fixedly connected with polished rod (14) is followed in balancing stand (9), sliding connection has second slider (15) on polished rod (14), floor (13) and second slider (15) fixed connection.

4. The cement hopper weighing and verifying device of claim 1, wherein: elevating system (20) are including rotating lead screw (23) of connecting in spout (11), lead screw (23) vertically pass first slider (12) and with first slider (12) threaded connection, elevating system (20) still are including setting up be used for driving rotatory rotating assembly (24) of lead screw (23) on crane (8) to and set up and be used for preventing that first slider (12) from being the spacing subassembly of circumferential direction along with lead screw (23) between first slider (12) and crane (8).

5. The cement hopper weighing and verifying device of claim 4, wherein: the rotating assembly (24) comprises a worm wheel (25) fixed at one end of the screw rod (23), a worm (26) rotatably connected to the lifting frame (8) and meshed with the worm wheel (25), and a bidirectional motor (27) arranged on the lifting frame (8) and used for driving the worm (26) to rotate.

6. The cement hopper weighing and verifying device of claim 4, wherein: the limiting assembly comprises a limiting groove (28) formed in one side wall of the sliding groove (11) in the vertical direction and a limiting block (29) fixedly connected to the first sliding block (12), and the limiting block (29) slides and abuts against the inside of the limiting groove (28).

7. The cement hopper weight verification device according to claim 6, wherein: the limiting block (29) is rotatably connected with a ball (30) which is abutted against the inner wall of the limiting groove (28).

8. The cement hopper weighing and verifying device of claim 1, wherein: and protective plates (18) are fixedly connected to the side walls of the two ends of the carrying table (13).