CN219819059U - Transverse grinding device for hob blade of granulator - Google Patents

Abstract

The utility model relates to a transverse grinding device for a hob blade of a granulator, which is applied to the technical field of hob grinding and comprises a machine base, wherein an installation seat is arranged on the machine base, a grinding cutter, a clamping mechanism and a sliding mechanism are arranged on the installation seat, the clamping mechanism is used for fixing a hob for grinding below the grinding cutter, and the sliding mechanism is used for driving the clamping mechanism to slide on the installation seat. The utility model has the following effects: the hob can be clamped and driven to slide below the grinding tool, the hob is not easy to slide and deviate when the grinding position of the hob is adjusted, the stability is high, and the grinding effect is good.

Description

Transverse grinding device for hob blade of granulator

Technical Field

The utility model relates to the technical field of hob grinding, in particular to a transverse grinding device for hob cutting edges of a granulator.

Background

A granulator, as the name implies, is a mechanical device for granulating raw materials. The cutter of the granulator consists of a hob and a fixed cutter, wherein the hob is a cylindrical hob with cutter teeth on the surface, and the quality of the hob determines the processing precision and the production efficiency of the granulator to a great extent.

Chinese patent publication No. CN211305733U discloses a hob grinding machine, including the grinding dust box, the mounting box is installed at the top of grinding dust box, mounting box inner wall fixed mounting has the motor, primary gear is installed to the output of motor, mounting box inner wall is fixed with the diaphragm, the diaphragm is connected with the rotation axis, the one end of rotation axis runs through mounting box and grinding dust box and is connected with the grinding dish, the surface mounting of rotation axis has the secondary gear, primary gear and secondary gear engagement, the grinding head is installed to the bottom of grinding dish, the elevating platform is installed to grinding dust box inner wall, the elevating platform top is fixed with the holder, the holder is located under the grinding head, grinding dust box intercommunication has the dust pipe, dust pipe one end intercommunication has the dust box, the dust catcher is installed to the dust box inner wall, dust box intercommunication has the receiver, the one end intercommunication of receiver has the receiver, the drain pipe intercommunication has the drain pipe, the one end that the drain pipe kept away from the receiver communicates with the grinding dust box, the surface of drain pipe is provided with the valve.

In view of the above-mentioned related art, the inventors considered that the hob is placed on the holder, and the hob is lifted and lowered by the lifting table to be brought into abutment against the grinding head for grinding, and the grinding method is difficult to adjust the grinding position of the hob, and only the portion of the hob in abutment with the grinding head can be ground; and because the grinding head can rotate under the drive of motor in the grinding process, easily lead to the condition that the hobbing cutter appears sliding offset on the fixture when the grinding head supports tightly the hobbing cutter, stability is lower, and the grinding effect is relatively poor.

Disclosure of Invention

In order to solve the problems that the grinding position of a hob is difficult to adjust and the hob is easy to slide and deviate in the grinding process, the utility model provides a hob blade transverse grinding device of a granulator.

The utility model provides a transverse grinding device for a hob blade of a granulator, which adopts the following technical scheme:

the utility model provides a horizontal grinding device of granulator hobbing cutter cutting edge, includes the frame, be equipped with the mount pad on the frame, be equipped with grinding cutter, fixture and slide mechanism on the mount pad, fixture will be used for carrying out the hobbing cutter of grinding be fixed in the grinding cutter below, slide mechanism drive fixture in slide on the mount pad.

Through adopting above-mentioned technical scheme, fixture clamps the hobbing cutter in grinding cutter below, and slide mechanism drive fixture makes fixture drive hobbing cutter in grinding cutter below slip to can make the hobbing cutter be difficult for taking place the slip skew at abrasive machining's in-process, and can adjust the grinding position of hobbing cutter, stability is higher, and the grinding effect is better.

Optionally, the fixture includes a pair of grip block and a pair of clamping cone, a pair of the grip block all with the sliding mechanism is fixed mutually, a pair of the one side that the grip block faces each other all is equipped with the fixed slot, a pair of the clamping cone one-to-one locates a pair of in the fixed slot, a pair of the clamping cone all extends the fixed slot and support tightly in the hobbing cutter.

Through adopting above-mentioned technical scheme, place the hobbing cutter between a pair of grip block earlier, then make a pair of centre gripping awl support tightly in the both ends of hobbing cutter to can press from both sides the hobbing cutter in grinding cutter below, make the hobbing cutter be difficult for taking place the slip skew at abrasive machining's in-process, stability is higher.

Optionally, two ends of the hob are provided with clamping grooves corresponding to a pair of clamping cones, and the clamping cones are abutted against the hob and then inserted into the clamping grooves.

Through adopting above-mentioned technical scheme, insert behind the tight hobbing cutter of centre gripping awl support and locate the centre gripping inslot, therefore the centre gripping awl is when pressing from both sides tight hobbing cutter, and the hobbing cutter is difficult for falling from between a pair of centre gripping awl because of taking place the slip skew along self radially to further improved the stability that the centre gripping awl pressed from both sides tightly fixed to the hobbing cutter.

Optionally, the sliding mechanism includes slip subassembly and drive assembly, the subassembly that slides includes slip board and sliding rod, a pair of the grip block is all located on the slip board, be equipped with the groove that slides on the mount pad, the both ends of sliding rod all are fixed in on the cell wall in groove that slides, the slip board slides and locates in the groove that slides, the sliding rod wears to locate on the slip board, the slip board with drive assembly links to each other.

Through adopting above-mentioned technical scheme, under the spacing effect of slide bar, the board that slides can steadily slide in the inslot that slides to make fixture drive hobbing cutter in grinding cutter below slip, with the grinding position to the hobbing cutter adjusts, consequently can obtain better grinding effect.

Optionally, the drive assembly includes driving motor, driving gear, driven gear and drive lead screw, driving motor locates on the mount pad, driving gear coaxial arrangement in on driving motor's the output shaft, the drive lead screw is located in the groove of sliding and threaded connection in on the board of sliding, the both ends of drive lead screw rotate and be fixed in on the cell wall in groove of sliding, driven gear coaxial arrangement in on the drive lead screw, driving gear with driven gear meshes mutually.

Through adopting above-mentioned technical scheme, driving motor passes through driving gear and driven gear drive lead screw and rotates, makes the drive lead screw drive the board that slides and slides reciprocally in the groove that slides to make the fixture on the board that slides drive hobbing cutter in grinding cutter below slip, improved the convenience of adjustment hobbing cutter grinding position.

Optionally, a spray pipe is arranged on the mounting plate, and the spray pipe is fixed on the grinding tool and is obliquely downwards arranged towards the clamping block.

By adopting the technical scheme, when the hob is ground by the grinding tool, the spray pipe can spray water towards the grinding tool and the hob, so that the grinding tool and the hob are cooled, and the hob edge is not easy to melt due to high temperature generated by friction with the grinding tool; meanwhile, the spray water can also take away a large amount of scraps generated in the grinding process, so that pollution caused by scraps scattering is reduced.

Optionally, enclose on the board that slides and be equipped with a plurality of spraying baffles, a plurality of spraying baffles all are fixed in the border department of board that slides, a plurality of spraying baffles all face the board slope downward setting that slides.

Through adopting above-mentioned technical scheme, the water that the shower sprayed can fall on the shower baffle, and then the inclination along the shower baffle is assembled and is sprayed between baffle and the board that slides to reach the purpose of collecting shower water, reduce the shower water that contains the sweeps and flow away and cause the pollution.

Optionally, be equipped with a pair of mounting panel on the mount pad, a pair of be equipped with the installation pole between the mounting panel, it is equipped with the protection casing to slide on the installation pole, the protection casing cover is located grinding cutter fixture and the slide mechanism outside.

By adopting the technical scheme, when in grinding work, the protective cover can be pulled to cover the grinding cutter, the clamping mechanism and the sliding mechanism, so that waste scraps scattered from the protective cover and spray water scattered from the protective cover are reduced; meanwhile, the protective cover can also reduce the possibility of injury of workers due to false touch of the grinding tool.

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

1. the hob is clamped below the grinding tool by the clamping mechanism, the clamping mechanism is driven by the sliding mechanism, and the hob is driven by the clamping mechanism to slide below the grinding tool, so that the hob is not easy to slide and deviate in the grinding process, the grinding position of the hob can be adjusted, the stability is higher, and the grinding effect is better;

2. firstly, the hob is arranged between a pair of clamping blocks, and then a pair of clamping cones are abutted against two ends of the hob, so that the hob can be clamped below a grinding tool, sliding deviation of the hob is not easy to occur when the grinding position of the hob is adjusted, and the stability is high;

3. under the limiting action of the sliding rod, the sliding plate can stably slide in the sliding groove, so that the clamping mechanism drives the hob to slide below the grinding tool, the grinding position of the hob is adjusted, and a good grinding effect can be obtained.

Drawings

Fig. 1 is a schematic view of a transverse grinding device for the hob blade of a granulator in an embodiment of the present utility model.

Fig. 2 is an enlarged view of a portion a in fig. 1.

FIG. 3 is a cross-sectional view of a mounting block and a skid plate in an embodiment of the present utility model.

Reference numerals: 1. a base; 2. a mounting base; 21. a slip groove; 3. grinding the cutter; 4. a clamping mechanism; 41. a clamping block; 411. a fixing groove; 42. clamping the cone; 5. a hob; 6. a slip assembly; 61. a slip plate; 62. a sliding rod; 7. a drive assembly; 71. a driving motor; 72. a drive gear; 73. a driven gear; 74. driving a screw rod; 8. a shower pipe; 9. a spray baffle; 10. a mounting plate; 11. a mounting rod; 12. and a protective cover.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a transverse grinding device for a cutter edge of a hob 5 of a granulator. Referring to fig. 1 and 2, the transverse grinding device for the hob blade of the granulator comprises a machine base 1 and an installation base 2, wherein the installation base 2 is installed on the machine base 1, a pair of installation plates 10 which are parallel to each other are welded on the installation base 2, a pair of installation rods 11 are fixed between the pair of installation plates 10, a pair of protective covers 12 are slidably installed on the pair of installation rods 11, and a grinding cutter 3, a clamping mechanism 4 and a sliding mechanism are arranged in the protective covers 12 on the installation base 2. The clamping mechanism 4 clamps and fixes the hob 5 of the granulator below the grinding tool 3, so that the grinding tool 3 can grind the hob 5, the sliding mechanism drives the clamping mechanism 4 to slide on the mounting seat 2 so as to adjust the grinding position of the hob 5, and in the embodiment of the utility model, the grinding tool 3 is a grinding wheel commonly used for grinding in the prior art.

Referring to fig. 2 and 3, the sliding mechanism includes a sliding component 6 and a driving component 7, specifically, the sliding component 6 is composed of a sliding plate 61 and a sliding rod 62, a sliding groove 21 is formed on the mounting seat 2 along the length direction of the mounting seat, the sliding plate 61 is slidably disposed in the sliding groove 21, the sliding rod 62 is disposed on the sliding plate 61 in a penetrating manner, and two ends of the sliding rod 62 are fixed on the groove wall of the sliding groove 21. The driving assembly 7 is composed of a driving motor 71, a driving gear 72, a driven gear 73 and a driving screw rod 74, wherein the driving motor 71 is arranged on the mounting seat 2, the driving gear 72 is coaxially arranged on an output shaft of the driving motor 71, the driving screw rod 74 is arranged in the sliding groove 21 and is in threaded connection with the sliding plate 61, two ends of the driving screw rod 74 are rotationally fixed on the groove wall of the sliding groove 21, and the driven gear 73 is coaxially arranged on the driving screw rod 74 and is meshed with the driving gear 72. In the embodiment of the present utility model, the sliding rods 62 are provided in a pair, and the pair of sliding rods 62 are provided on both sides of the driving screw 74 in a one-to-one correspondence. Therefore, when the driving motor 71 is turned on, the driving screw 74 is driven to rotate by the driving gear 72 and the driven gear 73, so that the driving screw 74 can drive the sliding plate 61, and the sliding plate 61 can smoothly slide in the sliding groove 21 under the limit action of the sliding rod 62.

Referring to fig. 2 and 3, specifically, the clamping mechanism 4 is composed of a pair of clamping blocks 41 and a pair of clamping cones 42, wherein the pair of clamping blocks 41 are all fixed on the sliding plate 61, the fixing slots 411 are all formed in one side of the pair of clamping blocks 41 facing each other, the pair of clamping cones 42 are installed in the pair of fixing slots 411 in a one-to-one correspondence manner, and are all connected with an external control end in a signal manner, and a numerical control signal is sent to the clamping cones 42 through the control end, so that the clamping cones 42 can be controlled to stretch or rotate in the fixing slots 411. Therefore, the hob 5 is placed between the pair of clamping blocks 41, the clamping cones 42 on the pair of clamping blocks 41 are controlled to extend out of the fixing grooves 411 and abut against the two ends of the hob 5 to clamp and fix the hob 5, the clamping grooves are formed in the two ends of the hob 5 corresponding to the pair of clamping cones 42, and the clamping cones 42 abut against the hob 5 and are then adapted to be inserted into the clamping grooves, so that the hob 5 is not easy to fall off from between the pair of clamping cones 42 due to sliding deviation along the radial direction of the hob 5 during grinding.

In summary, when the hob 5 is ground, the hob 5 is first placed between the pair of clamping blocks 41, and then the pair of clamping cones 42 are controlled to extend from the fixing groove 411 and abut against the two ends of the hob 5, so that the hob 5 is clamped and fixed below the grinding tool 3, and the hob 5 abuts against the grinding tool 3, at this time, the grinding tool 3 is started, so that the hob 5 can be ground, sliding deviation of the hob 5 is not easy to occur in the grinding process, and the stability is high. In addition, in the grinding process of the hob 5, the driving motor 71 is started, and the driving motor 71 drives the driving screw 74 to rotate through the driving gear 72 and the driven gear 73, so that the driving screw 74 drives the sliding plate 61 to slide reciprocally in the sliding groove 21, and the clamping mechanism 4 on the sliding plate 61 drives the hob 5 to slide below the grinding tool 3, so as to adjust the grinding position of the hob 5, thereby obtaining a better grinding effect.

Referring to fig. 2 and 3, a spray pipe 8 is provided on the mounting frame, one end of the spray pipe 8 is fixed on the grinding tool 3 and is inclined downward toward the hob 5, the other end of the spray pipe 8 is communicated with an external water supply network, in addition, a plurality of spray baffles 9 are provided on the sliding plate 61 in a surrounding manner, in the embodiment of the utility model, four spray baffles 9 are provided, the four spray baffles 9 are welded at four edges of the sliding plate 61 in a one-to-one correspondence manner, and are all inclined downward toward the sliding plate 61. Therefore, when the grinding cutter 3 grinds the hob 5, the shower pipe 8 can spray water toward the grinding cutter 3 and the hob 5, so that the grinding cutter 3 and the hob 5 are cooled, and the cutting edge of the hob 5 is not easily melted due to high temperature generated by friction with the grinding cutter 3; meanwhile, a large amount of waste scraps generated in the grinding process can be taken away by the spray water, and the spray water containing the waste scraps finally falls on the spray baffle plate 9, so that the spray water is converged between the spray baffle plate 9 and the sliding plate 61 along the inclined angle of the spray baffle plate 9, and the purpose of collecting the spray water is achieved, so that pollution caused by the flow of the spray water containing the waste scraps is reduced.

The embodiment of the utility model relates to a transverse grinding device for a hob blade of a granulator, which is implemented according to the following principle: when the hob 5 is ground, firstly, the hob 5 is arranged between the pair of clamping blocks 41, then the pair of clamping cones 42 are controlled to extend out of the fixing groove 411 and abut against the two ends of the hob 5, so that the hob 5 is clamped and fixed below the grinding tool 3, meanwhile, the hob 5 abuts against the grinding tool 3, at the moment, the grinding tool 3 is started, the hob 5 can be ground, sliding deflection of the hob 5 is not easy to occur in the grinding process, and the stability is high. In addition, in the grinding process of the hob 5, the driving motor 71 is started, and the driving motor 71 drives the driving screw 74 to rotate through the driving gear 72 and the driven gear 73, so that the driving screw 74 drives the sliding plate 61 to slide reciprocally in the sliding groove 21, and the clamping mechanism 4 on the sliding plate 61 drives the hob 5 to slide below the grinding tool 3, so as to adjust the grinding position of the hob 5, thereby obtaining a better grinding effect.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a granulator hobbing cutter cutting edge transverse grinding device which characterized in that: the automatic grinding machine comprises a machine base (1), wherein an installation seat (2) is arranged on the machine base (1), a grinding cutter (3), a clamping mechanism (4) and a sliding mechanism are arranged on the installation seat (2), a hob (5) for grinding is fixed below the grinding cutter (3) by the clamping mechanism (4), and the sliding mechanism drives the clamping mechanism (4) to slide on the installation seat (2).

2. The transverse grinding device for the hob cutting edge of a granulator according to claim 1, wherein: the clamping mechanism (4) comprises a pair of clamping blocks (41) and a pair of clamping cones (42), wherein the clamping blocks (41) are fixed with the sliding mechanism, fixing grooves (411) are formed in one sides, facing each other, of the clamping blocks (41), the clamping cones (42) are arranged in the fixing grooves (411) in a one-to-one correspondence mode, and the clamping cones (42) extend out of the fixing grooves (411) and are abutted to the hob (5).

3. The transverse grinding device for the hob cutting edge of a granulator according to claim 2, wherein: the two ends of the hob (5) are respectively provided with a clamping groove corresponding to the pair of clamping cones (42), and the clamping cones (42) are tightly abutted against the hob (5) and then are inserted into the clamping grooves.

4. The transverse grinding device for the hob cutting edge of a granulator according to claim 2, wherein: the sliding mechanism comprises a sliding assembly (6) and a driving assembly (7), the sliding assembly (6) comprises a sliding plate (61) and a sliding rod (62), a pair of clamping blocks (41) are arranged on the sliding plate (61), sliding grooves (21) are formed in the mounting base (2), two ends of the sliding rod (62) are fixed on groove walls of the sliding grooves (21), the sliding plate (61) is arranged in the sliding grooves (21) in a sliding mode, the sliding rod (62) is arranged on the sliding plate (61) in a penetrating mode, and the sliding plate (61) is connected with the driving assembly (7).

5. The transverse grinding device for the hob cutting edge of the granulator according to claim 4, wherein: the driving assembly (7) comprises a driving motor (71), a driving gear (72), a driven gear (73) and a driving screw rod (74), wherein the driving motor (71) is arranged on the mounting seat (2), the driving gear (72) is coaxially arranged on an output shaft of the driving motor (71), the driving screw rod (74) is arranged in the sliding groove (21) and is in threaded connection with the sliding plate (61), two ends of the driving screw rod (74) are rotationally fixed on the groove wall of the sliding groove (21), the driven gear (73) is coaxially arranged on the driving screw rod (74), and the driving gear (72) is meshed with the driven gear (73).

6. The transverse grinding device for the hob cutting edge of the granulator according to claim 4, wherein: the mounting seat (2) is provided with a spray pipe (8), and the spray pipe (8) is fixed on the grinding tool (3) and is obliquely downwards arranged towards the clamping block (41).

7. The transverse grinding device for the hob cutting edge of the granulator according to claim 6, wherein: the utility model discloses a sliding plate (61) is gone up to enclose and is equipped with a plurality of spraying baffle (9), and a plurality of spraying baffle (9) all are fixed in the border department of sliding plate (61), a plurality of spraying baffle (9) all towards sliding plate (61) slope downward setting.

8. The transverse grinding device for the hob cutting edge of a granulator according to claim 1, wherein: the grinding machine is characterized in that a pair of mounting plates (10) are arranged on the mounting base (2), a pair of mounting rods (11) are arranged between the mounting plates (10), a protective cover (12) is arranged on the mounting rods (11) in a sliding mode, and the protective cover (12) is arranged on the outer side of the grinding cutter (3) in a covering mode, of the clamping mechanism (4) and the outer side of the sliding mechanism.