CN211400806U

CN211400806U - Feeding pusher

Info

Publication number: CN211400806U
Application number: CN201922461715.8U
Authority: CN
Inventors: 唐献红; 奎炼
Original assignee: Suzhou Zhengyicheng New Energy Technology Co ltd
Current assignee: Suzhou Zhengyicheng New Energy Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-01
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a pusher charges, include: a push rod; a support; the roller units are arranged on the support and distributed up and down, and comprise wheel shafts supported on the support, rollers rotatably arranged on the wheel shafts, and sleeves sleeved on two opposite end parts of the wheel shafts and detachably connected with the support; wherein, set up from top to bottom the gyro wheel encloses to establish and forms an accommodation space that supplies the push rod to wear to establish, be provided with on the support and be used for supporting gyro wheel unit and be convenient for the dismouting the open slot of gyro wheel unit. The charging pusher has the advantages of simple structure and convenient assembly and disassembly.

Description

Feeding pusher

Technical Field

The utility model relates to an industrial furnace technical field especially relates to feeding pusher.

Background

In the metallurgical industry, a furnace is an industrial furnace that heats a material or workpiece (typically a metal) to a rolling forging temperature. The heating furnace is applied to various industrial fields such as petroleum, chemical industry, metallurgy, machinery, heat treatment, surface treatment, building materials, electronics, materials, light industry, daily chemicals, pharmacy and the like. The billet is conveying the furnace gate through the billet and getting into the heating furnace, slowly falling into on the supporting beam, nevertheless can make each billet position uneven, causes the billet to be heated unevenly, influences the fashioned quality of rolling the steel. The pusher is used for pushing each billet orderly, and the push rod of the pusher is damaged because the push rod is in the heating furnace for a long time and the temperature in the heating furnace is usually 1100-1350 ℃, so that the push rod needs to be replaced frequently. The existing pusher has the following defects: the push rod is inconvenient to replace and disassemble. Therefore, there is a need to develop a charging pusher.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the technology, the utility model provides a charging pusher with simple structure and convenient disassembly and assembly.

The utility model provides a technical scheme that its technical problem adopted is: a charging pusher comprising: a push rod; a support; the roller units are arranged on the support and distributed up and down, and comprise wheel shafts supported on the support, rollers rotatably arranged on the wheel shafts, and sleeves sleeved on two opposite end parts of the wheel shafts and detachably connected with the support; wherein, set up from top to bottom the gyro wheel encloses to establish and forms an accommodation space that supplies the push rod to wear to establish, be provided with on the support and be used for supporting gyro wheel unit and be convenient for the dismouting the open slot of gyro wheel unit.

Preferably, the number of the roller units is 4, and the roller units are symmetrically distributed up and down.

Preferably, the open slot is a U-shaped slot; the roller unit is divided into an upper roller unit and a lower roller unit; the opening of the open slot for supporting the upper roller unit is arranged upwards; an opening of the open groove for supporting the lower roller unit is disposed toward the left or the right.

Preferably, the sleeve of the upper roller unit is defined as an upper sleeve, the axle of the upper roller unit is defined as an upper axle, and the upper sleeve has an upper sleeve axis; the sleeve of the lower roller unit is defined as a lower sleeve, the axle of the lower roller unit is defined as a lower axle, and the lower sleeve is provided with a lower sleeve axis; the upper sleeve is provided with an upper through hole for the upper wheel shaft to penetrate through, and the upper through hole is provided with an upper through hole axis; the lower sleeve is provided with a lower through hole for the lower wheel shaft to penetrate through, and the lower through hole is provided with a lower through hole axis; wherein an eccentricity e exists between the axis of the upper sleeve and the axis of the upper through hole; the axis of the lower sleeve and the axis of the lower through hole are coaxially arranged.

Preferably, one end of the push rod, which is close to the furnace wall, is formed with a top head, and the other opposite end is detachably provided with a fork head.

Preferably, the fork head is connected with the other end of the push rod through a connecting sleeve; the connecting sleeve is fixedly arranged at the other end of the push rod, an internal thread is formed on the inner ring of the connecting sleeve, an external thread matched with the internal thread is formed on the fork head, and a nut matched with the connecting sleeve is screwed on the fork head.

Preferably, the furnace wall is provided with a furnace wall hole for the push rod to extend into the hearth, and a steel pipe sleeve is fixedly arranged in the furnace wall hole; wherein, the steel pipe sleeve is a pipe body with two opposite end openings.

Preferably, the roller unit further comprises a fixture block detachably arranged on the sleeve and used for axially positioning the wheel shaft; the wheel shaft is characterized in that a clamping groove is formed in the circumferential wall surface of the wheel shaft, and the clamping groove is a groove body clamped with the clamping block.

Preferably, a V-shaped groove is formed on the wheel surface of the roller wheel, which is in contact with the push rod.

Preferably, the device also comprises a limit sensor unit; the limit sensor unit comprises an induction block fixedly arranged on the outer wall of the push rod, an installation sheet fixedly arranged on the support and a proximity switch arranged on the installation sheet.

Compared with the prior art, the utility model, its beneficial effect is: the utility model provides a feeding pusher is provided with the open slot that is used for supporting roller unit and the dismouting gyro wheel unit of being convenient for on its support, when changing the push rod, only needs to screw down the bolt on the upper sleeve, takes out the change that can realize the push rod from open slot department simultaneously with upper shaft, last gyro wheel, upper sleeve and last fixture block again, has simple structure, easy dismounting's advantage.

Drawings

FIG. 1 is one of the schematic structural views of the charging pusher of the present invention;

FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;

fig. 3 is a schematic structural diagram of the support of the present invention;

fig. 4 is a schematic view of the position relationship between the support and the sleeve according to the present invention;

fig. 5 is a schematic structural diagram of the push rod of the present invention;

FIG. 6 is a schematic view of the position relationship between the furnace wall and the steel pipe sleeve of the present invention;

fig. 7 is a schematic structural diagram of a limit sensor unit according to the present invention;

fig. 8 is a schematic structural view of the driving unit, the transmission shaft unit and the push rod according to the present invention;

fig. 9 is a schematic structural view in a top view direction between the driving unit, the transmission shaft unit, and the push rod according to the present invention.

In the figure: 10. a push rod; 11. ejecting the head; 12. a fork head; 121. connecting sleeves; 122. a nut; 20. a support; 21. an open slot; 30. a roller unit; 31. a wheel axle; 32. a roller; 33. a sleeve; 34. a clamping block; 40. a furnace wall; 50. steel pipe sleeve; 60. a limit sensor unit; 61. an induction block; 62. mounting a sheet; 63. a proximity switch; 70. a steel block; 80. a drive unit; 81. a hydraulic cylinder; 82. a second rocker arm; 90. a transmission shaft unit; 91. a drive shaft; 92. a bearing seat; 93. a connecting rod; 94. a first rocker arm.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

As shown in fig. 1 to 9, the utility model provides a charging pusher, which comprises: a push rod 10; a support 20; the roller units 30 are arranged on the support 20 and distributed up and down, and comprise an axle 31 supported on the support 20, rollers 32 rotatably arranged on the axle 31, sleeves 33 sleeved on two opposite ends of the axle 31 and detachably connected with the support 20, and clamping blocks 34 detachably arranged on the sleeves 33 and used for axially positioning the axle 31; a clamping groove is formed in the circumferential wall surface of the wheel shaft 31, the clamping groove is a groove body clamped with the clamping block 34, and a V-shaped groove is formed in the wheel surface of the roller 32, which is in contact with the push rod 10; the rollers 32 arranged up and down surround to form an accommodating space for the push rod 10 to penetrate through, and the support 20 is provided with an opening groove 21 for supporting the roller unit and facilitating the disassembly and assembly of the roller unit. In the scheme, the open slot 21 is a U-shaped slot; the roller unit 30 is divided into an upper roller unit and a lower roller unit; the opening of the open slot 21 for supporting the upper roller unit is arranged upwards; the opening of the open groove 21 for supporting the lower roller unit is arranged towards the left or towards the right; the sleeve 33 of the upper roller unit is defined as an upper sleeve, the axle 31 of the upper roller unit is defined as an upper axle, and the upper sleeve has an upper sleeve axis; the sleeve 33 of the lower roller unit is defined as a lower sleeve, the axle 31 of the lower roller unit is defined as a lower axle, and the lower sleeve has a lower sleeve axis; the upper sleeve and the lower sleeve are both connected with the support 20 through bolts, an upper through hole for the upper wheel shaft to penetrate is formed in the upper sleeve, and the upper through hole is provided with an upper through hole axis; the lower sleeve is provided with a lower through hole for the lower wheel shaft to penetrate through, and the lower through hole is provided with a lower through hole axis; wherein, there is an eccentricity e between last sleeve axis and the last through-hole axis, and coaxial setting between lower sleeve axis and the lower through-hole axis, the existence of this eccentricity e can make push rod 10 have an adjustment interval in upper and lower direction to avoid push rod 10 card dead. When the push rod 10 needs to be replaced, the push rod 10 can be replaced only by screwing down the bolt on the upper sleeve and then taking out the upper wheel shaft, the upper roller, the upper sleeve and the upper clamping block from the open slot 21 simultaneously, and the push rod replacement device has the advantage of convenience in disassembly and assembly.

As an embodiment of the present solution, as shown in fig. 1, the number of the roller units 30 is set to 4, and the roller units 30 are symmetrically distributed up and down, and the setting is to: has the advantages of stable and reliable support.

As an embodiment of the present solution, as shown in fig. 5, a top 11 is formed at one end of the push rod 10 close to the furnace wall 40, and a fork 12 is detachably disposed at the other opposite end. The fork head 12 is connected with the other end of the push rod 10 through a connecting sleeve 121; the connecting sleeve 121 is fixedly arranged at the other end of the push rod 10, an internal thread is formed on an inner ring of the connecting sleeve 121, an external thread matched with the internal thread is formed on the fork 12, a nut 122 matched with the connecting sleeve 121 is further screwed on the fork 12, and the nut 122 abuts against the connecting sleeve 121, so that the connecting rod has the advantages of being stable and reliable in connection.

As an embodiment of the scheme, as shown in fig. 1 and fig. 6, a furnace wall 40 is provided with a furnace wall hole for the push rod 10 to extend into the furnace chamber, a steel pipe sleeve 50 is fixedly arranged in the furnace wall hole, and a steel block 70 to be pushed by the push rod 10 is arranged in the furnace chamber; the steel pipe case 50 is a pipe body having two opposite end portions open, and the steel pipe case 50 protects the plug 11 of the push rod 10. In the scheme, the steel pipe sleeve 50 is distributed along the axial direction of the furnace wall hole, the length of the steel pipe sleeve 50 is smaller than that of the furnace wall hole so as to avoid the end part, close to the hearth, of the steel pipe sleeve 50 from being easily burnt out, and the service life of the steel pipe sleeve 50 is effectively prolonged.

As an embodiment of the present solution, as shown in fig. 7, the charging pusher further includes a limit sensor unit 60, and the limit sensor unit 60 is used for controlling the movement stroke of the push rod 10; the limit sensor unit 60 includes a sensing block 61 fixedly disposed on an outer wall of the push rod 10, a mounting plate 62 fixedly disposed on the support 20, and a proximity switch 63 disposed on the mounting plate 62.

As an embodiment of the present disclosure, as shown in fig. 8 and 9, the charging pusher further includes a transmission shaft unit 90, where the transmission shaft unit 90 includes a transmission shaft 91, a bearing seat 92 for supporting the transmission shaft 91, a rocker arm 94 fastened on the transmission shaft 91, and a connecting rod 93 for connecting the rocker arm 94 and the push rod 10, where the rocker arm 94 rotates along with the rotation of the transmission shaft 91, one end of the connecting rod 93 is pivotally connected to the rocker arm 94, and the other end opposite to the one end is pivotally connected to the fork 12 of the push rod 10, the transmission shaft 91 may be provided with a plurality of rocker arms 94 and a plurality of connecting rods 93, and the number of the push rods 10 is the same as the number of the rocker arms 94 or the connecting rods 93, that is, the rocker arms. The transmission shaft 91 is driven by the driving unit 80, the driving unit 80 comprises a hydraulic cylinder 81 and a second rocker arm 82, one end of the second rocker arm 82 is pivoted with the hydraulic cylinder 81, the other end of the second rocker arm 82 is fastened on the transmission shaft 91, the hydraulic cylinder 81 is pivoted on a hydraulic cylinder base, and in the scheme, the hydraulic cylinder 81 drives the transmission shaft 91 to rotate through the second rocker arm 82.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. A charging pusher, comprising:

a push rod (10);

a support (20); and

the roller units (30) are arranged on the support (20) and are distributed up and down, and each roller unit comprises a wheel shaft (31) supported on the support (20), rollers (32) rotatably arranged on the wheel shafts (31), and sleeves (33) sleeved on two opposite end parts of the wheel shafts (31) and detachably connected with the support (20);

wherein, set up from top to bottom gyro wheel (32) enclose to establish and form an accommodation space that supplies push rod (10) to wear to establish, be provided with on support (20) and be used for supporting gyro wheel unit (30) and be convenient for the dismouting open slot (21) of gyro wheel unit (30).

2. The charging pusher according to claim 1, characterized in that the number of said roller units (30) is set to 4, said roller units (30) being distributed symmetrically up and down.

3. The charging pusher according to claim 1,

the open slot (21) is a U-shaped slot;

the roller unit (30) is divided into an upper roller unit and a lower roller unit;

the opening of the open slot (21) for supporting the upper roller unit is arranged upwards;

the opening of the open groove (21) for supporting the lower roller unit is disposed to the left or right.

4. Charging pusher according to claim 3,

the sleeve (33) of the upper roller unit is defined as an upper sleeve, the axle (31) of the upper roller unit is defined as an upper axle, and the upper sleeve is provided with an upper sleeve axis; the sleeve (33) of the lower roller unit is defined as a lower sleeve, the axle (31) of the lower roller unit is defined as a lower axle, and the lower sleeve has a lower sleeve axis;

the upper sleeve is provided with an upper through hole for the upper wheel shaft to penetrate through, and the upper through hole is provided with an upper through hole axis; the lower sleeve is provided with a lower through hole for the lower wheel shaft to penetrate through, and the lower through hole is provided with a lower through hole axis;

wherein an eccentricity e exists between the axis of the upper sleeve and the axis of the upper through hole; the axis of the lower sleeve and the axis of the lower through hole are coaxially arranged.

5. The charging pusher according to claim 1,

one end of the push rod (10) close to the furnace wall (40) is formed with a top head (11), and the other opposite end is detachably provided with a fork head (12).

6. The charging pusher according to claim 5,

the fork head (12) is connected with the other end of the push rod (10) through a connecting sleeve (121);

the connecting sleeve (121) is fixedly arranged at the other end of the push rod (10), an internal thread is formed on the inner ring of the connecting sleeve (121), an external thread matched with the internal thread is formed on the fork head (12), and a nut (122) matched with the connecting sleeve (121) is screwed on the fork head (12).

7. The charging pusher according to claim 5,

the furnace wall (40) is provided with a furnace wall hole for the push rod (10) to extend into the hearth, and a steel pipe sleeve (50) is fixedly arranged in the furnace wall hole;

wherein the steel pipe sleeve (50) is a pipe body with two opposite end openings.

8. The charging pusher according to claim 1,

the roller unit (30) further comprises a fixture block (34) which is detachably arranged on the sleeve (33) and is used for axially positioning the wheel shaft (31);

the wheel shaft is characterized in that a clamping groove is formed in the circumferential wall surface of the wheel shaft (31), and the clamping groove is a groove body clamped with the clamping block (34).

9. The charging pusher according to claim 1,

and a V-shaped groove is formed on the wheel surface of the roller (32) which is in contact with the push rod (10).

10. The charging pusher according to claim 1,

also comprises a limit sensor unit (60);

the limit sensor unit (60) comprises an induction block (61) fixedly arranged on the outer wall of the push rod (10), an installation sheet (62) fixedly arranged on the support (20), and a proximity switch (63) arranged on the installation sheet (62).