CN212931598U - A height-adjustable's weighing device for vulcanize sponge - Google Patents

Abstract

The utility model belongs to the technical field of weighing-appliance and specifically relates to a height-adjustable's weighing device for vulcanize sponge is related to, it includes the support, the vertical blowing fill that is provided with on the support, the below of blowing fill is provided with the frame, be provided with the bearing platform that can adjust from top to bottom in the frame, be provided with weighing module on the bearing platform, placed on the weighing module and be used for accepting the follow the title storage bucket of the raw materials that the blowing fill lower extreme falls down. This application has the effect of comparatively convenient use not the title storage bucket of co-altitude.

Description

A height-adjustable's weighing device for vulcanize sponge

Technical Field

The application relates to the field of weighing equipment, in particular to a height-adjustable weighing device for vulcanized sponge.

Background

In the processing of various types of rubber materials, for example, vulcanized sponge is also a rubber product, dry powder raw materials are required to be added for manufacturing and processing for many times, while certain weight needs to be controlled before each addition of the added powder raw materials, and the more accurate the weight control is, the better the production quality and the cost control is.

The existing weighing device generally comprises a discharge hopper, a weighing bucket which is used for receiving raw materials and is placed on a weighing platform is arranged below the discharge hopper, the raw materials in the discharge hopper fall into the weighing bucket through an opening at the lower end of the discharge hopper, and the next empty weighing bucket is replaced after the raw materials with rated weight are collected in the weighing bucket.

In view of the above-mentioned related art, the inventor believes that there are weighing buckets for collecting different rated weights, which generally have different heights, and the existing weighing platforms have unchanged heights, resulting in inconvenience in using the weighing buckets of different rated weights.

SUMMERY OF THE UTILITY MODEL

For the not weighing bucket of co-altitude of comparatively convenient use, this application provides a height-adjustable's weighing device for vulcanize sponge.

The application provides a height-adjustable's weighing device for vulcanize sponge adopts following technical scheme:

the utility model provides a height-adjustable's weighing device for vulcanize sponge, includes the support, the vertical blowing fill that is provided with on the support, the below of blowing fill is provided with the frame, be provided with the bearing platform that can adjust from top to bottom in the frame, be provided with weighing module on the bearing platform, place on the weighing module and be used for accepting the follow the title storage bucket of the raw materials that the blowing fill lower extreme falls down.

Through adopting above-mentioned technical scheme, when will changing the not weighing bucket of co-altitude, the height through adjusting the bearing platform changes the interval between bearing platform and the blowing fill to adapt to the weighing bucket of new height, thereby convenient use not weighing bucket of co-altitude.

Preferably, the frame includes the bracing piece of vertical setting, one side of bearing platform is provided with the adapter sleeve, the adapter sleeve with bracing piece sliding fit, the side of bracing piece is followed the even interval in the length direction of bracing piece is provided with a row of regulation hole, the side activity of adapter sleeve has run through the inserted bar, the inserted bar grafting cooperation in the regulation hole.

Through adopting above-mentioned technical scheme, when needs adjust the bearing platform, extract the back with the inserted bar, slide from top to bottom on the bracing piece through the connecting sleeve, when sliding to required position, again with the inserted bar insert the position under the regulation hole can, so convenient operation is quick.

Preferably, the inside wall in regulation hole is provided with the internal thread, the tip of inserted bar is provided with the external screw thread, the inserted bar with regulation hole threaded connection.

Through adopting above-mentioned technical scheme, the inside wall in regulation hole is provided with the internal thread, and the tip of inserted bar is provided with the external screw thread, and inserted bar and regulation hole threaded connection have so improved the stability of being connected of inserted bar and regulation hole to improve the reliability of inserted bar when spacing the adapter sleeve.

Preferably, the number of the inserted bars is two, and the two inserted bars movably penetrate through the connecting sleeve and are in threaded connection with the adjusting hole.

Through adopting above-mentioned technical scheme, the quantity of inserted bar sets up to two, can improve the spacing joint strength of inserted bar to the adapter sleeve.

Preferably, a bolt is further connected to one adjusting hole in the support rod, which is close to the lowermost end of the support rod, in a threaded manner, and the head of the bolt protrudes out of the side face of the support rod.

Through adopting above-mentioned technical scheme, the setting of this bolt plays limiting displacement, can avoid when adjusting bearing platform, and bearing platform is complete landing to the below of bracing piece, probably causes the accident.

Preferably, the rack includes the bracing piece of vertical setting, one side of bearing platform is provided with the adapter sleeve, follow on one side of bracing piece the length direction of bracing piece is provided with the rack, the adapter sleeve cup joint in on the bracing piece, just be close to on the adapter sleeve the breach has been seted up on the lateral wall of rack, be connected with the pivot through rotating in the breach, be provided with in the pivot the gear that the rack engaged with, be provided with locking or unblock on the adapter sleeve the limit structure of pivot.

Through adopting above-mentioned technical scheme, when needs adjust the bearing platform, the unblock pivot, the rack reciprocates on the balanced breast bracing piece of gear on the adapter sleeve, accomplishes to adjust the back and locks the pivot once more, and so operation is comparatively simple and convenient, and gear cooperation rack simultaneously for the in-process at regulation bearing platform is more stable.

Preferably, the connecting sleeve is movably penetrated at two ends of the rotating shaft, a fixed disc is arranged at one end of the rotating shaft, the fixed disc is close to the side face of the connecting sleeve and wound around the rotating shaft at intervals in the circumferential direction, and a plurality of convex rods are arranged on the side face of the connecting sleeve, which is close to the fixed disc, and grooves matched with the convex rods in a splicing mode are formed in the side face of the connecting sleeve.

Through adopting above-mentioned technical scheme, when needs unblock pivot, the pulling fixed disk for the projecting pole breaks away from the recess, and the bearing platform can be removed to gear fit rack this moment, when the bearing platform removed required height, promotes the ring again, makes the projecting pole peg graft the recess again in, accomplishes the locking of countershaft promptly, and so operation is comparatively convenient, and structural reliability is strong.

Preferably, the outer side wall circumference of fixed disk is provided with the ring, the ring with be connected through a plurality of connecting rod between the fixed disk.

Through adopting above-mentioned technical scheme, the setting up of ring conveniently pulls or promotes the fixed disk to conveniently rotate the fixed disk.

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

1. when the weighing buckets with different heights are required to be replaced, the distance between the bearing platform and the discharge hopper is changed by adjusting the height of the bearing platform, so that the novel weighing bucket is suitable for the weighing bucket with the new height, and the weighing buckets with different heights are conveniently used;

2. when the bearing platform needs to be adjusted, the inserted bar is pulled out and then slides up and down on the support bar through the connecting sleeve, and when the bearing platform slides to a required position, the inserted bar is inserted into the adjusting hole below the position, so that the operation is convenient and quick;

3. when needs unblock pivot, the pulling fixed disk for the projecting pole breaks away from the recess, and the bearing platform can be removed to gear fit rack this moment, when the bearing platform removed required height, promotes the ring again, makes the projecting pole peg graft the recess again in, accomplishes the locking to the pivot promptly, and so operation is comparatively convenient, and structural reliability is strong.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment 1 of the weighing device with adjustable height for vulcanized sponge.

Fig. 2 is a schematic view of the overall structure of a weighing device with adjustable height for vulcanized sponge in the embodiment 1 of the present application after a bag-type dust collector, a hose, a dust hood and a door curtain are hidden.

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

Fig. 4 is an exploded view of a mounting frame, a material guide channel and a baffle of the weighing device with adjustable height for vulcanized sponge according to the embodiment 1 of the present application.

FIG. 5 is a schematic view of the overall structure of the frame of embodiment 2 of the weighing device with adjustable height for vulcanized sponge.

Fig. 6 is an exploded structural schematic diagram of a connecting sleeve and a rotating shaft in embodiment 2 of a height-adjustable weighing device for vulcanized sponge.

Description of reference numerals: 1. a support; 11. a discharge hopper; 111. a cover; 112. a handle; 113. a side plate; 12. a control box; 13. a dust hood; 131. a hose; 132. a door curtain; 2. a drive motor; 3. an opening and closing structure; 31. moving the plate; 32. a guide groove; 33. a guide bar; 34. screwing the screw cap by hand; 4. a mounting frame; 41. a material guide channel; 42. a baffle plate; 421. an adjustment port; 422. a threaded rod; 43. a rotating shaft; 431. a mounting surface; 44. a bearing; 45. screwing the screw rod by hand; 46. an adjusting plate; 461. a through groove; 47. screwing the nut by hand; 48. a plastic masking strip; 481. a screw; 5. a drive structure; 51. a connecting rod; 52. a cylinder; 6. a vibration blanking structure; 61. a vibrating plate; 62. a spring; 63. a vibrator; 7. a frame; 71. a caster with a brake; 72. a load-bearing platform; 721. connecting sleeves; 722. a weighing module; 723. weighing a material barrel; 724. a notch; 725. a groove; 73. a support bar; 731. an adjustment hole; 732. a rack; 74. inserting a rod; 75. a bolt; 76. a rotating shaft; 761. a gear; 762. fixing the disc; 763. a nose bar; 764. a circular ring; 765. a connecting rod; 8. a bag-type dust collector.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example 1

The embodiment of the application discloses a height-adjustable's weighing device for vulcanize sponge. Referring to fig. 1 and 2, the weighing device with adjustable height for vulcanized sponge comprises a vertically arranged support 1, a discharge hopper 11 is vertically arranged at the upper end of the support 1, the upper end opening of the discharge hopper 11 is square, a cover 111 horizontally arranged is covered at the upper end opening of the discharge hopper 11, and a handle 112 is arranged at the middle position of the upper surface of the cover 111 to conveniently take the cover 111. Still be provided with the stirring structure in the blowing fill 11, the lower extreme opening that the stirring structure is close to blowing fill 11, the stirring structure is including setting up in the driving motor 2 of 11 lateral surfaces of blowing fill, driving motor 2's output shaft activity runs through the lateral wall of blowing fill 11 and stretches into the inside of blowing fill 11, be provided with stirring leaf (not shown in the figure) on the tip of driving motor 2's the output shaft, the setting up of stirring structure makes the raw materials can obtain the stirring and reduce the emergence of raw materials caking phenomenon appear in blowing fill 11, make the raw materials keep the likepowder, ensure the certainty of weighing.

Referring to fig. 2 and 3, the lower end of the discharging hopper 11 is enclosed by four side plates 113 which are inclined downward and inwardly folded to form a lower end opening of the discharging hopper 11, and the four side plates 113 are funnel-shaped after being enclosed, and further, one of the side plates 113 is vertically arranged, so that the lower end opening of the discharging hopper 11 is arranged on the vertically arranged side plate 113, and meanwhile, an opening and closing structure 3 for closing or opening the lower end opening of the discharging hopper 11 is arranged on the side plate 113. Specifically, the opening and closing structure 3 includes a vertically arranged moving plate 31, the moving plate 31 is attached to the inner side surface of a vertically arranged side plate 113, a guide groove 32 is formed in the side plate 113 along the length direction of the side plate 113, a guide rod 33 movably penetrating through the guide groove 32 is arranged on the moving plate 31, the guide rod 33 and the moving plate 31 are perpendicular to each other, and a locking piece is arranged at the end of the guide rod 33. In this embodiment, the locking piece may be configured as a manual screw nut 34, the manual screw nut 34 is screwed to the end of the guiding rod 33, of course, the manual screw nut 34 is located outside the discharging hopper 11, the end surface of the end of the manual screw nut 34 close to the discharging hopper 11 is abutted to the outer side wall of the discharging hopper 11, during operation, the manual screw nut 34 is unscrewed, and the moving plate 31 is adjusted up and down by dialing the manual screw nut 34, so as to open or close the lower end opening of the discharging hopper 11, and after the adjustment is completed, the manual screw nut 34 is screwed again.

Referring to fig. 2 and 4, a mounting frame 4 is arranged below the lower end opening of the discharging hopper 11, the mounting frame 4 is fixedly connected to the support 1, a material guide channel 41 is horizontally arranged on the mounting frame 4, one end of the material guide channel 41 is close to the discharging hopper 11, and a baffle 42 which can be opened and closed automatically is arranged at one end of the material guide channel 41 far away from the discharging hopper 11. Specifically, the opening part of the one end of the material guide channel 41 far away from the discharging hopper 11 is provided with a rotating shaft 43 rotatably connected to the mounting frame 4, and the position of the rotating shaft 43 connected with the mounting frame 4 is provided with a bearing 44, so as to reduce the friction force when the rotating shaft 43 rotates, so that the rotation is smoother, the rotating shaft 43 is horizontally arranged, the rotating shaft 43 is close to the upper side of the material guide channel 41, a baffle plate 42 used for shielding or opening the opening part at one end of the material guide channel 41 is installed on the rotating shaft 43, and when the baffle plate 42 is in a vertical state, the baffle plate 42 disconnects the opening part of the material guide channel 41.

Referring to fig. 4, and the blocking plate 42 is detachably connected to the rotating shaft 43, in this embodiment, a hand-threaded screw 45 is movably inserted through the blocking plate 42, and the hand-threaded screw 45 is threadedly connected to the rotating shaft 43, so that the blocking plate 42 is conveniently mounted or dismounted; the number of the hand-threaded rods 45 may be set to two, and the two hand-threaded rods 45 are respectively located at positions near both ends of the blocking plate 42. Meanwhile, the outer side wall of the rotating shaft 43 is provided with the mounting surface 431 along the length direction of the rotating shaft 43, and the mounting surface 431 is attached to the baffle plate 42, so that the contact area between the baffle plate 42 and the rotating shaft 43 is increased, the baffle plate 42 is more stable after being connected with the rotating shaft 43, and meanwhile, the baffle plate 42 is convenient to mount.

Referring to fig. 4, in addition, an adjusting opening 421 is provided on the baffle 42, the adjusting opening 421 is located at a position on the lower side of the middle part of the baffle 42, and the lower side of the adjusting opening 421 communicates with the lower side of the baffle 42; an adjusting plate 46 for changing the size of the adjusting opening 421 is arranged on the side of the baffle plate 42 away from the material guiding channel 41, specifically, a through groove 461 is vertically arranged at the middle position of the adjusting plate 46, a threaded rod 422 is fixedly connected to the side of the baffle plate 42 close to the adjusting plate 46, the threaded rod 422 and the baffle plate 42 are mutually perpendicular and movably pass through the through groove 461, and a hand-screwed nut 47 is connected to the threaded rod 422 through threads; when the adjusting device works, the hand-screwed nut 47 is unscrewed, then the adjusting plate 46 moves up and down, and after the adjustment is completed, the hand-screwed nut 47 is screwed, so that the adjusting plate 46 is abutted to the baffle plate 42 through the hand-screwed nut 47.

Referring to fig. 2 and 4, meanwhile, the length of the baffle 42 is smaller than the length of the opening at one end of the material guiding channel 41, the baffle 42 is located at the middle position of the opening at one end of the material guiding channel 41, two plastic blocking strips 48 are respectively arranged at two ends of the baffle 42 close to two opposite side walls of the material guiding channel 41, the length of the whole formed by the two plastic blocking strips 48 and the baffle 42 is larger than the length of the opening at one end of the material guiding channel 41, and the plastic blocking strips 48 are abutted against the end surface of the material guiding channel 41. The plastic shielding strips 48 are fixedly connected to the baffle 42 through a plurality of bolts 75, and the arrangement of the plastic shielding strips 48 enables the baffle 42 to be closed, so that the baffle 42 is prevented from directly colliding with the material guide channel 41, the durability of the baffle 42 is improved, meanwhile, the plastic shielding strips 48 are connected through screws 481, and the plastic shielding strips 48 are convenient to replace in the later period.

Referring to fig. 2 and 4, a driving structure 5 for driving the rotating shaft 43 to rotate is disposed on one side of the material guiding channel 41, the driving structure 5 includes a vertically disposed connecting rod 51, an upper end of the connecting rod 51 is fixedly connected to an end portion of one end of the rotating shaft 43, a lower end of the connecting rod 51 is connected to a cylinder 52, an end portion of a telescopic rod of the cylinder 52 is rotatably connected to a lower end of the connecting rod 51, an end portion of a cylinder body of the cylinder 52 is hinged to a side surface of the mounting frame 4, and the cylinder body of the cylinder 52 is located on a side far away. During operation, the rotating shaft 43 is driven to rotate by pushing or pulling the connecting rod 51 through the opening and closing cylinder 52, so that the baffle plate 42 is opened or closed. Meanwhile, in the present embodiment, the driving structures 5 are provided in two sets, the two sets of driving structures 5 are symmetrically arranged about the rotating shaft 43, and the rotating shaft 43 is driven by the two cylinders 52 during the operation, so that the stability of the device during the operation is improved, and meanwhile, the increased driving force for the rotating shaft 43 ensures that the device can normally operate.

Referring to fig. 2 and 3, meanwhile, in order to increase the speed of the material flowing out of the opening at the lower end of the discharging hopper 11 and flowing out of the material guiding channel 41, a vibration discharging structure 6 is further disposed at the opening at the lower end of the discharging hopper 11, the vibration discharging structure 6 includes a vibration plate 61, one end of the vibration plate 61 is hinged to one side of the opening at the lower end of the discharging hopper 11, which is far from the baffle plate 42, the vibration plate 61 is disposed obliquely downward from a hinged end to a free end, a spring 62 is disposed between the vibration plate 61 and the material guiding channel 41, the spring 62 is close to the free end of the vibration plate 61, the spring 62 is vertically disposed, the lower end of the spring 62 is fixedly connected to the inner side wall of the material guiding channel 41, the upper end of the spring 62 abuts against the vibration plate 61, in this embodiment, the number of the springs 62 may be two, the two springs 62 are, the vibrator 63 is located in the middle of the side of the vibrating plate 61, and when the vibrator 63 is activated, the vibrator 63 cooperates with the spring 62 to make the vibrating plate 61 shake up and down, so that the raw material is shaken off onto the material guide channel 41, and meanwhile, the free end of the vibrating plate 61 can push the raw material to move towards the baffle plate 42, so that the raw material flowing out is accelerated.

Referring to fig. 1 and 2, a frame 7 is disposed below one end of the material guiding channel 41 where the baffle 42 is disposed, and a caster 71 with a brake is disposed at a lower end of the frame 7, in this embodiment, four casters 71 with a brake are disposed, and four casters 71 with a brake are disposed at four corners of the lower end of the frame 7. Be provided with the bearing platform 72 that can adjust from top to bottom on the frame 7, it is concrete, frame 7 includes the bracing piece 73 of vertical setting, the bracing piece 73 is squarely, the middle part position department of one side of bearing platform 72 is provided with the adapter sleeve 721, adapter sleeve 721 and bracing piece 73 sliding fit, the side of bracing piece 73 is provided with a list of regulation hole 731 along the even interval of length direction of bracing piece 73, and the inside wall of regulation hole 731 is provided with the internal thread, the side activity of adapter sleeve 721 runs through has inserted bar 74, the tip of inserted bar 74 is provided with the external screw thread, inserted bar 74 and regulation hole 731 threaded connection.

Referring to fig. 2, in the present embodiment, the number of the insertion rods 74 is two, and both the insertion rods 74 movably penetrate through the connection sleeve 721 and are in threaded connection with the adjustment hole 731, so that the strength of the connection sleeve 721 can be increased, thereby increasing the reliability of the device. And a bolt 75 is further in threaded connection with one adjusting hole 731 on the supporting rod 73, which is close to the lowermost end of the supporting rod 73, and the head of the bolt 75 protrudes out of the side surface of the supporting rod 73, so that the arrangement of the bolt 75 plays a role in limiting, and the bearing platform 72 can be prevented from completely sliding to the lowermost part of the supporting rod 73 to possibly cause accidents when the bearing platform 72 is adjusted.

Referring to fig. 1 and 2, a weighing module 722 is arranged on the bearing platform 72, a weighing barrel 723 for receiving raw materials falling from one end of the material guide channel 41 provided with the baffle plate 42 is arranged on the weighing module 722, a control box 12 for controlling the opening and closing of the air cylinder 52 is further arranged on the support 1, the control box 12 is electrically connected with the weighing module 722, the vibrator 63 and the driving motor 2, the control box 12 receives weighing data of the weighing module 722, when the weighing data reach a rated weight, the control box 12 controls the air cylinder 52 to close the baffle plate 42, then an operator replaces an empty weighing barrel 723, and then the control box 12 controls the air cylinder 52 to open the baffle plate 42 to start next weighing operation. In addition, the side of the discharging hopper 11 is provided with a dust hood 13 located above the weighing barrel 723, the upper end of the dust hood 13 is communicated with the bag-type dust collector 8 through a hose 131, the side edges of one end, far away from the hose 131, of the dust hood 13 are provided with door curtains 132, each door curtain 132 is composed of a plurality of natural vertical plastic strips, the plastic strips are transparent, the side surfaces of two adjacent plastic strips are in contact with each other, so that dust generated in the weighing barrel 723 can be timely absorbed and treated, and the working environment is kept clean.

The implementation principle of the embodiment 1 is as follows: a worker pours a large amount of raw materials into the hopper 11 from the upper opening of the hopper by a ladder (not shown in the figure), then the driving motor 2 and the vibrator 63 are started through the control box 12, the air cylinder 52 pushes the baffle plate 42 to be opened, then the moving plate 31 is opened, the raw materials flow out from the lower opening of the hopper 11 and flow out along the material guide channel 41 under the action of the vibrating plate 61, the raw materials fall into the weighing barrel 723, when the weight of the raw materials in the weighing barrel 723 reaches the rated weight, the control box 12 starts the air cylinder 52, the air cylinder 52 pulls the baffle plate 42 to be closed, and the next weighing work is carried out after the empty weighing barrel 723 is replaced.

Example 2

Referring to fig. 5 and 6, the present embodiment is different from embodiment 1 in that: the vertical adjustment mode of the bearing platform 72 is different, specifically, the rack 7 includes a vertically arranged support rod 73, a connecting sleeve 721 is arranged at the middle position of one side of the bearing platform 72, a rack 732 is arranged on one side of the raw material support platform of the support rod 73 along the length direction of the support rod 73, the connecting sleeve 721 is sleeved on the support rod 73, a gap 724 is formed in the side wall of the connecting sleeve 721 close to the rack 732, the width of the gap 724 is equal to that of the rack 732, a rotating shaft 76 is connected in the gap 724 through rotation, a gear 761 meshed with the rack 732 is fixedly connected to the rotating shaft 76, the thickness of the gear 761 is smaller than that of the gap 724, and a limit structure for locking or unlocking the rotating shaft 76 is arranged on the connecting sleeve 721.

Referring to fig. 5 and 6, specifically, two ends of the rotating shaft 76 movably penetrate through and protrude from two opposite side surfaces of the connecting sleeve 721, one end of the rotating shaft 76 is provided with a fixed disk 762, a plurality of protruding rods 763 are circumferentially arranged on the side surface of the fixed disk 762 close to the connecting sleeve 721 at intervals around the rotating shaft 76, a groove 725 in plug fit with the protruding rods 763 is arranged on the side surface of the connecting sleeve 721 close to the fixed disk 762, and when the protruding rods 763 are in plug fit with the groove 725, the side surface of the gear 761 is attached to the inner side wall of the gap 724 far from the fixed disk. Meanwhile, a circular ring 764 is circumferentially arranged on the outer side wall of the fixed disk 762, the diameter of the circular ring 764 is larger than the maximum diameter of the fixed disk 762, and the circular ring 764 is connected with the fixed disk 762 through a plurality of connecting rods 765. In this embodiment, the number of the connecting rods 765 may be three, one end of each connecting rod 765 is fixedly connected to the outer side of the fixing plate 762, and the other end of each connecting rod 765 is fixedly connected to the ring 764.

The implementation principle of the embodiment 2 is as follows: when the bearing platform 72 is to be adjusted, the circular ring 764 is pulled to separate the convex rod 763 from the groove 725, the gear 761 is matched with the rack 732 to move the bearing platform 72, and when the bearing platform 72 moves to a required height, the circular ring 764 is pushed again to enable the convex rod 763 to be inserted into the groove 725 again, so that the locking of the rotating shaft 76 is completed, the gear 761 and the rack 732 are relatively fixed, and the bearing platform 72 is fixed relative to the supporting rod 73.

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 (8)

1. The utility model provides a height-adjustable's weighing device for vulcanize sponge which characterized in that: the automatic feeding device is characterized by comprising a support (1), wherein a discharging hopper (11) is vertically arranged on the support (1), a rack (7) is arranged below the discharging hopper (11), a bearing platform (72) capable of being adjusted up and down is arranged on the rack (7), a weighing module (722) is arranged on the bearing platform (72), and a weighing barrel (723) used for bearing raw materials falling from the lower end of the discharging hopper (11) is placed on the weighing module (722).

2. A height-adjustable weighing device for vulcanized sponges, as in claim 1, characterized in that: frame (7) are including the bracing piece (73) of vertical setting, one side of bearing platform (72) is provided with adapter sleeve (721), adapter sleeve (721) with bracing piece (73) sliding fit, the side of bracing piece (73) is followed the even interval in length direction of bracing piece (73) is provided with a list of regulation hole (731), the side activity of adapter sleeve (721) is run through has inserted bar (74), inserted bar (74) plug-in fit in regulation hole (731).

3. A height-adjustable weighing device for vulcanized sponges, as claimed in claim 2, characterized in that: the inside wall of regulation hole (731) is provided with the internal thread, the tip of inserted bar (74) is provided with the external screw thread, inserted bar (74) with adjust hole (731) threaded connection.

4. A height-adjustable weighing device for vulcanized sponges, as claimed in claim 3, characterized in that: the number of the inserted rods (74) is two, and the two inserted rods (74) movably penetrate through the connecting sleeve (721) and are in threaded connection with the adjusting hole (731).

5. A height-adjustable weighing device for vulcanized sponges, as claimed in claim 3, characterized in that: a bolt (75) is further connected to one adjusting hole (731) in the supporting rod (73) close to the lowest end of the supporting rod (73) in a threaded mode, and the head of the bolt (75) protrudes out of the side face of the supporting rod (73).

6. A height-adjustable weighing device for vulcanized sponges, as in claim 1, characterized in that: frame (7) are including vertical bracing piece (73) that sets up, one side of bearing platform (72) is provided with adapter sleeve (721), follow on one side of bracing piece (73) the length direction of bracing piece (73) is provided with rack (732), adapter sleeve (721) cup joint in on bracing piece (73), just be close to on adapter sleeve (721) set up jagged (724) on the lateral wall of rack (732), be connected with pivot (76) through rotating in breach (724), be provided with on pivot (76) rack (732) engaged with gear (761), be provided with locking or unblock on adapter sleeve (721) the limit structure of pivot (76).

7. A height-adjustable weighing device for vulcanized sponges, as claimed in claim 6, characterized in that: the equal activity in pivot (76) both ends is run through connecting sleeve (721), the one end of pivot (76) is provided with fixed disk (762), fixed disk (762) are close to wind on the side of connecting sleeve (721) pivot (76) circumference interval is provided with a plurality of protruding pole (763), connecting sleeve (721) are close to the side of fixed disk (762) be provided with protruding pole (763) grafting complex recess (725).

8. A height-adjustable weighing device for vulcanized sponges, as claimed in claim 7, characterized in that: the outer side wall circumference of fixed disk (762) is provided with ring (764), ring (764) with connect through a plurality of connecting rod (765) between fixed disk (762).

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