CN221248638U - Pin pulling device of scrap steel crusher - Google Patents
Pin pulling device of scrap steel crusher Download PDFInfo
- Publication number
- CN221248638U CN221248638U CN202322888830.XU CN202322888830U CN221248638U CN 221248638 U CN221248638 U CN 221248638U CN 202322888830 U CN202322888830 U CN 202322888830U CN 221248638 U CN221248638 U CN 221248638U
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- pin
- pin pulling
- block
- oil cylinder
- fixedly connected
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 10
- 239000010959 steel Substances 0.000 title claims abstract description 10
- 230000006978 adaptation Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 17
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 13
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model provides a pin pulling device of a scrap steel crusher, which relates to the technical field of crusher equipment maintenance and comprises a pin pulling frame body and a second pin shaft, wherein an oil cylinder retainer is arranged on the surface of the pin pulling frame body, an oil cylinder assembly is arranged on the pin pulling frame body through the second pin shaft, a pin pulling conversion seat is hinged to the output end of the oil cylinder assembly, a first pin shaft is inserted into the surface of the pin pulling conversion seat, a gasket is arranged on the surface of the pin pulling conversion seat, cotter pins are arranged on the surface of the first pin shaft, support pipes are arranged on two sides of the oil cylinder retainer, bolts are connected on the surface of the oil cylinder retainer in a threaded manner, one end of the pin pulling device is connected with a rotor assembly hammer pin through threads, and a power source is from a pin pulling oil cylinder and completes replacement of hammers and pin shafts through extension and retraction of the output end of the pin pulling oil cylinder. The pin pulling device has the advantages of high pin pulling speed, double efficiency improvement compared with the traditional process, simple structure, practicability and firmness.
Description
Technical Field
The utility model relates to the technical field of crusher equipment maintenance, in particular to a pin pulling device of a scrap steel crusher.
Background
The pin pulling device is a device for rapidly taking down and replacing a pin shaft of the crusher, and can be used when the crusher is maintained.
The inventor finds that the hammer head and the pin shaft are replaced in the maintenance of the crusher, the whole rotor assembly is detached in the traditional process, then the hammer head pin is manually thrown out of the large disc hole, more operation steps are caused, time and labor are wasted, the efficiency is low, and then the problem that the maintenance efficiency of the crusher is affected is caused. Therefore, the application provides a pin pulling device of a scrap steel crusher, which solves the problems.
Disclosure of utility model
The utility model provides a pin pulling device of a scrap steel crusher, which aims to solve the problems that the hammer head and the pin shaft are replaced in the maintenance of the crusher, the whole rotor assembly is detached in the traditional process, the hammer head pin is manually thrown out from a large disc hole, more operation steps are caused, time and labor are wasted, the efficiency is low, and the maintenance efficiency of the crusher is influenced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the pin pulling device of the scrap steel crusher comprises a pin pulling frame body and a second pin shaft, wherein an oil cylinder retainer is arranged on the surface of the pin pulling frame body, an oil cylinder assembly is installed on the pin pulling frame body through the second pin shaft, a pin pulling conversion seat is hinged to the output end of the oil cylinder assembly, a first pin shaft is inserted into the surface of the pin pulling conversion seat, a gasket is arranged on the surface of the pin pulling conversion seat, cotter pins are arranged on the surface of the first pin shaft, supporting tubes are arranged on two sides of the oil cylinder retainer, and bolts are connected to the surface of the oil cylinder retainer in a threaded mode.
The effects achieved by the components are as follows: when the pin pulling device of the crusher works, the hydraulic system controls the rear cavity of the pin pulling oil cylinder on the surface of the pin pulling frame body to feed oil, the oil cylinder assembly stretches out at the output end on one side of the oil cylinder retainer and then drives the pin pulling conversion seat to advance, the lead screw at the front end of the pin pulling conversion seat is screwed in, the threaded hole of the hammer pin on the surface of the support tube is retracted, and then the piston rod of the pin pulling oil cylinder drives the hammer pin to retract, so that the hammer pin is pulled out.
Preferably, one end of the pin pulling frame body, which is close to the oil cylinder retainer, is fixedly connected with a supporting rib.
The effects achieved by the components are as follows: when the oil cylinder retainer is used, the connection strength between the pin pulling frame body and the oil cylinder retainer can be improved through the supporting ribs.
Preferably, the surface of stay tube is equipped with strutting arrangement, strutting arrangement's surface is equipped with the supporting shoe, supporting shoe and stay tube overlap joint, the one end fixedly connected with adjusting block of supporting shoe, a plurality of draw-in grooves have been seted up to one side of adjusting block, the inside joint of adjusting block surface draw-in groove has the fixture block, the surface joint of fixture block has the piece of placing, the one end fixedly connected with bottom plate of placing the piece.
The effects achieved by the components are as follows: when using the stay tube, can remove earlier and place the piece, make bottom plate and ground contact and supporting shoe be located the lower extreme of stay tube, then remove the adjusting block, make supporting shoe and stay tube contact, then remove the fixture block, make the fixture block reach the adjusting block surface draw-in groove inside, then accomplish the fixed of supporting shoe height, then the supporting shoe supports the restriction to the stay tube, through using strutting arrangement, can support the restriction to the stay tube, avoid the stay tube to keep away from the one end atress downwarping of oil pipe holder to promote the result of use of stay tube.
Preferably, a rubber pad is arranged on the surface of the bottom plate, and the size of the rubber pad is matched with the size of the bottom plate.
The effects achieved by the components are as follows: when the bottom plate is used, the friction force between the bottom plate and the ground can be improved through the rubber pad, and then the use effect of the bottom plate is improved.
Preferably, the clamping block is kept away from the one end fixedly connected with elastic rope of adjusting block, the one end that elastic rope kept away from the clamping block is with place piece fixed connection.
The effects achieved by the components are as follows: when the clamping block is not used, the clamping block can be fixed with the placing block through the elastic rope, so that the condition of loss of the clamping block is avoided.
Preferably, one end of the placing block, which is close to the clamping block, is fixedly connected with a sliding rail, and a baffle is connected inside the sliding rail in a sliding manner.
The effects achieved by the components are as follows: when the fixture block is fixed to the adjusting block position, the baffle plate inside the sliding rail can be moved to block and limit the position of the fixture block, and then the fixture block cannot be separated from the clamping groove on the surface of the adjusting block, so that the using effect of the fixture block is improved.
Preferably, the two sides of the adjusting block are fixedly connected with arc blocks, and the surfaces of the two arc blocks are smooth.
The effects achieved by the components are as follows: when the adjusting block is moved, the friction force between the adjusting block and the placing block can be reduced through the arc block, and then an operator can move the adjusting block more easily.
Preferably, one side of the adjusting block is fixedly connected with a control frame, and the section of the control frame is U-shaped.
The effects achieved by the components are as follows: when the adjusting block is moved, the contact area between the hand of the operator and the adjusting block can be increased through the control frame, and then the operator can move the adjusting block more easily.
In summary, the beneficial effects of the utility model are as follows:
One end of the pin pulling device is connected with a hammer pin of the rotor assembly through threads, a power source is from a pin pulling oil cylinder, and the replacement of the hammer and the pin shaft is completed through the extension and retraction of the output end of the pin pulling oil cylinder. The pin pulling device has the advantages of high pin pulling speed, double efficiency improvement compared with the traditional process, simple structure, practicability and firmness.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic perspective view of a supporting device according to the present utility model;
Fig. 4 is an enlarged view of fig. 3 at a in accordance with the present utility model.
Legend description: 1. pulling out the pin frame body; 2. pulling out the pin conversion seat; 3. an oil cylinder retainer; 4. an oil cylinder assembly; 5. a first pin; 6. a gasket; 7. a support tube; 8. a support rib; 9. a second pin; 10. a bolt; 11. a cotter pin; 12. a support device; 121. a support block; 122. adjusting the block; 123. a clamping groove; 124. a clamping block; 125. placing a block; 126. a bottom plate; 127. a rubber pad; 128. an elastic rope; 129. a slide rail; 1210. a baffle; 1211. arc blocks; 1212. and a control frame.
Detailed Description
1, As shown in fig. 1-4, this embodiment discloses a scrap breaker pin pulling device, including a pin pulling frame body 1 and a second pin 9, the surface of the pin pulling frame body 1 is provided with an oil cylinder retainer 3, the pin pulling frame body 1 is provided with an oil cylinder assembly 4 by means of the second pin 9, the output end of the oil cylinder assembly 4 is hinged with a pin pulling conversion seat 2, the surface of the pin pulling conversion seat 2 is inserted with a first pin 5, the surface of the pin pulling conversion seat 2 is provided with a gasket 6, the surface of the first pin 5 is provided with a cotter pin 11, two sides of the oil cylinder retainer 3 are provided with support pipes 7, and the surface of the oil cylinder retainer 3 is in threaded connection with a bolt 10. When the pin pulling device of the crusher works, the hydraulic system controls the rear cavity of the pin pulling oil cylinder on the surface of the pin pulling frame body 1 to feed oil, the oil cylinder assembly 4 stretches out at the output end on one side of the oil cylinder retainer 3, then drives the pin pulling conversion seat 2 to advance, the lead screw at the front end of the pin pulling conversion seat 2 is screwed in, the hammer pin threaded hole on the surface of the supporting tube 7 is formed, then the piston rod of the pin pulling oil cylinder is retracted, the hammer pin is driven to retract, and the hammer pin is pulled out.
Referring to fig. 1-4, the embodiment discloses a pin pulling frame body 1 formed by welding H steel and a steel plate, an oil cylinder assembly 4 is fixed above the pin pulling frame body 1, the rear end of the oil cylinder assembly 4 is fixed with the pin pulling frame body 1 through a second pin shaft 9 and a cotter pin 11 on the surface of the second pin shaft 9, the front end of the oil cylinder assembly is fixed through an oil cylinder retainer 3, the oil cylinder assembly 4 is a set of hydraulic system component parts of a pin pulling device of a crusher, a pin pulling conversion seat 2 is formed by welding a fixed seat and a screw rod, two support pipes 7 are respectively arranged at the left end and the right end of the oil cylinder retainer 3, and when the two support pipes 7 retract at the output end of the oil cylinder assembly 4 to drive a hammer pin to retract, the hammer pin always pushes against the end face of a large disc on the outermost side, so as to play a role of lever assistance.
Referring to fig. 1-4, the embodiment discloses that one end of the pin pulling frame body 1, which is close to the oil cylinder retainer 3, is fixedly connected with a supporting rib 8. When the oil cylinder retainer 3 is used, the connection strength between the pin pulling frame body 1 and the oil cylinder retainer 3 can be improved through the supporting ribs 8.
Referring to fig. 1-4, this embodiment discloses that the surface of the supporting tube 7 is provided with a supporting device 12, the surface of the supporting device 12 is provided with a supporting block 121, the supporting block 121 is overlapped with the supporting tube 7, one end of the supporting block 121 is fixedly connected with an adjusting block 122, one side of the adjusting block 122 is provided with a plurality of clamping grooves 123, the inside of the clamping groove 123 on the surface of the adjusting block 122 is clamped with a clamping block 124, the surface of the clamping block 124 is clamped with a placing block 125, and one end of the placing block 125 is fixedly connected with a bottom plate 126. When using stay tube 7, can remove earlier and place the piece 125, make bottom plate 126 and ground contact and supporting shoe 121 be located the lower extreme of stay tube 7, then remove adjusting block 122, make supporting shoe 121 and stay tube 7 contact, then remove fixture block 124, make fixture block 124 reach inside adjusting block 122 surface draw-in groove 123, then accomplish the fixed of supporting shoe 121 height, then supporting shoe 121 supports restriction to stay tube 7, through using strutting arrangement 12, can support restriction to stay tube 7, avoid stay tube 7 to keep away from the one end atress bending downwards of oil pipe holder, thereby promote the result of use of stay tube 7.
Referring to fig. 1-4, the present embodiment discloses that the surface of the bottom plate 126 is provided with a rubber pad 127, and the size of the rubber pad 127 is adapted to the size of the bottom plate 126. When the bottom plate 126 is used, the friction force between the bottom plate 126 and the ground can be raised through the rubber pad 127, and then the use effect of the bottom plate 126 is raised. The end of the clamping block 124 away from the adjusting block 122 is fixedly connected with an elastic rope 128, and the end of the elastic rope 128 away from the clamping block 124 is fixedly connected with the placing block 125. When the clamping block 124 is not used, the clamping block 124 and the placing block 125 can be fixed through the elastic rope 128, so that the condition that the clamping block 124 is lost is avoided. One end of the placing block 125, which is close to the clamping block 124, is fixedly connected with a sliding rail 129, and a baffle 1210 is slidably connected inside the sliding rail 129. When the fixture block 124 is fixed to the adjusting block 122, the baffle 1210 inside the sliding rail 129 can be moved to block and limit the position of the fixture block 124, and then the fixture block 124 cannot be separated from the clamping groove 123 on the surface of the adjusting block 122, so that the using effect of the fixture block 124 is improved. The two sides of the adjusting block 122 are fixedly connected with arc blocks 1211, and the surfaces of the two arc blocks 1211 are smooth. When the adjustment block 122 is moved, friction between the adjustment block 122 and the placement block 125 can be reduced by the circular arc block 1211, and then the operator can move the adjustment block 122 more easily. One side of the adjusting block 122 is fixedly connected with a control rack 1212, and the cross section of the control rack 1212 is U-shaped. When the adjustment block 122 is moved, the contact area between the operator's hand and the adjustment block 122 can be raised by the control bracket 1212, which then makes it easier for the operator to move the adjustment block 122.
Working principle: when the pin pulling device of the crusher works, the hydraulic system controls the rear cavity of the pin pulling oil cylinder on the surface of the pin pulling frame body 1 to feed oil, the oil cylinder assembly 4 stretches out at the output end on one side of the oil cylinder retainer 3, then drives the pin pulling conversion seat 2 to advance, the lead screw at the front end of the pin pulling conversion seat 2 is screwed in, the hammer pin threaded hole on the surface of the supporting tube 7 is formed, then the piston rod of the pin pulling oil cylinder is retracted, the hammer pin is driven to retract, and the hammer pin is pulled out.
When the support tube 7 is used, the placing block 125 can be moved firstly, the bottom plate 126 with the rubber pad 127 is contacted with the ground, the support block 121 is positioned at the lower end of the support tube 7, then the adjusting block 122 with the arc block 1211 is moved through the control frame 1212, the support block 121 is contacted with the support tube 7, then the clamping block 124 with the elastic rope 128 is moved, the clamping block 124 reaches the inside of the clamping groove 123 on the surface of the adjusting block 122, then the fixing of the height of the support block 121 is completed, then the baffle 1210 in the sliding rail 129 is moved, the baffle 1210 stops and limits the position of the clamping block 124, then the support block 121 supports and limits the support tube 7, and the support device 12 is used to support and limit the support tube 7, so that the end, far away from the oil tube retainer, of the support tube 7 is prevented from being stressed to bend downwards, and the using effect of the support tube 7 is improved.
Claims (8)
1. Pin pulling device of scrap steel crusher, including pulling out pin support body (1) and second round pin axle (9), its characterized in that: the surface of pulling out round pin support body (1) is equipped with hydro-cylinder holder (3), hydro-cylinder assembly (4) are installed with the help of second round pin axle (9) to pull out round pin support body (1), the output of hydro-cylinder assembly (4) articulates there is pulls out round pin change over seat (2), the surface of pulling out round pin change over seat (2) is inserted and is equipped with first round pin axle (5), the surface of pulling out round pin change over seat (2) is equipped with gasket (6), the surface of first round pin axle (5) is equipped with cotter pin (11), the both sides of hydro-cylinder holder (3) are equipped with stay tube (7), the surface threaded connection of hydro-cylinder holder (3) has bolt (10).
2. The pin pulling device of a scrap breaker as defined in claim 1, wherein: one end of the pin pulling frame body (1) close to the oil cylinder retainer (3) is fixedly connected with a supporting rib (8).
3. The pin pulling device of a scrap breaker as defined in claim 2, wherein: the surface of stay tube (7) is equipped with strutting arrangement (12), the surface of strutting arrangement (12) is equipped with supporting shoe (121), supporting shoe (121) and stay tube (7) overlap joint, one end fixedly connected with adjusting block (122) of supporting shoe (121), a plurality of draw-in grooves (123) have been seted up to one side of adjusting block (122), the inside joint of adjusting block (122) surface draw-in groove (123) has fixture block (124), the surface joint of fixture block (124) has place piece (125), the one end fixedly connected with bottom plate (126) of placing piece (125).
4. A scrap breaker pin pulling apparatus in accordance with claim 3, wherein: the surface of bottom plate (126) is equipped with rubber pad (127), the size of rubber pad (127) and the size looks adaptation of bottom plate (126).
5. The pin pulling device of a scrap breaker as defined in claim 4, wherein: one end of the clamping block (124) far away from the adjusting block (122) is fixedly connected with an elastic rope (128), and one end of the elastic rope (128) far away from the clamping block (124) is fixedly connected with the placing block (125).
6. The pin pulling device of a scrap breaker as defined in claim 5, wherein: one end of the placing block (125) close to the clamping block (124) is fixedly connected with a sliding rail (129), and a baffle (1210) is connected inside the sliding rail (129) in a sliding manner.
7. The pin pulling device of a scrap breaker as defined in claim 6, wherein: two sides of the adjusting block (122) are fixedly connected with arc blocks (1211), and the surfaces of the two arc blocks (1211) are smooth.
8. The scrap breaker pin pulling apparatus in accordance with claim 7, wherein: one side of the adjusting block (122) is fixedly connected with a control frame (1212), and the cross section of the control frame (1212) is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322888830.XU CN221248638U (en) | 2023-10-27 | 2023-10-27 | Pin pulling device of scrap steel crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322888830.XU CN221248638U (en) | 2023-10-27 | 2023-10-27 | Pin pulling device of scrap steel crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221248638U true CN221248638U (en) | 2024-07-02 |
Family
ID=91630218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322888830.XU Active CN221248638U (en) | 2023-10-27 | 2023-10-27 | Pin pulling device of scrap steel crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221248638U (en) |
-
2023
- 2023-10-27 CN CN202322888830.XU patent/CN221248638U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |