CN217647374U

CN217647374U - Spring hot rolling machine with mandrel cooling function

Info

Publication number: CN217647374U
Application number: CN202221887423.6U
Authority: CN
Inventors: 金晨; 金泽林
Original assignee: Zhejiang Yurong Spring Co ltd
Current assignee: Zhejiang Yurong Spring Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-10-25
Anticipated expiration: 2032-07-21

Abstract

The application relates to a spring hot rolling machine with mandrel cooling function, including frame and the support of setting on the frame, it is provided with the dabber to rotate on the support, the dabber sets up along frame length direction, be provided with first driving piece on the support, first driving piece is used for driving the dabber and rotates, still include the air-cooler, be provided with the cooling chamber in the dabber, inlet port and venthole have been seted up to dabber week side, inlet port and venthole all communicate with the cooling chamber and inlet port and venthole set up along dabber length direction, the spindle cover is equipped with the cooling jacket, first air conditioning annular and second air conditioning annular have been seted up along its length direction to the cooling jacket, first air conditioning annular and second air conditioning annular communicate with inlet port and venthole respectively, the gas outlet intercommunication of first air conditioning annular and air-cooler, the cooling jacket is connected with the blast pipe, second air conditioning annular and blast pipe intercommunication. This application cools off the dabber to avoid the dabber to last the working dabber for a long time and high temperature deformation appears.

Description

Spring hot rolling machine with mandrel cooling function

Technical Field

The application relates to the field of spring hot rolling machines, in particular to a spring hot rolling machine with a mandrel cooling function.

Background

Spring hot-coil machine is fixed and rotatory around rolling up as a hot coil spring manufacturing machine, simple structure to the reinforcing bar that heats through the dabber, accomplishes hot coil spring's manufacturing, can be heated at the in-process dabber that winds up, and the dabber is overheated can lead to warping, can't produce the hot coil spring of stable quality.

Aiming at the related technologies, the inventor thinks that the mandrel cooling protection of the existing spring hot-rolling machine is insufficient, the mandrel can generate high-temperature deformation after continuously working for a long time, the production quality of the hot-rolling spring cannot be guaranteed, and the mandrel needs to be replaced after generating high-temperature deformation, so that the use and maintenance cost of equipment is increased.

SUMMERY OF THE UTILITY MODEL

In order to cool off the dabber at spring hot-rolling machine during operation to avoid the dabber to last the high temperature deformation to appear for a long time, and then improve the production quality of hot coil spring, this application provides a spring hot-rolling machine with dabber cooling function.

The application provides a spring hot-rolling machine with mandrel cooling function adopts following technical scheme:

the utility model provides a spring hot-rolling machine with mandrel cooling function, includes the frame and sets up the support on the frame, it is provided with the dabber to rotate on the support, the dabber sets up along frame length direction, be provided with first driving piece on the support, first driving piece is used for driving the dabber and rotates, still includes the air-cooler, the internal cooling chamber that is provided with of dabber, inlet port and venthole have been seted up to dabber week side, inlet port and venthole all with cooling chamber intercommunication just inlet port and venthole set up along dabber length direction, the spindle cover is equipped with the cooling jacket, first air conditioning annular and second air conditioning annular have been seted up along its length direction to the cooling jacket, first air conditioning annular and second air conditioning annular communicate with inlet port and venthole respectively, the gas outlet intercommunication of first air conditioning annular and air-cooler, the cooling jacket is connected with the blast pipe, second annular and blast pipe intercommunication.

Through adopting above-mentioned technical scheme, when spring hot-rolling machine moved, the user opened the air-cooler, and the air-cooler passes through first air conditioning annular input cooling intracavity with air conditioning, and the steam in cooling intracavity loops through venthole, second air conditioning annular and blast pipe and discharges to cool off the dabber, thereby avoid the dabber to last the work dabber for a long time and high temperature deformation appears, and then improve the production quality of hot coil spring.

Preferably, a cold air pipe is arranged in the cooling cavity, the cold air pipe is arranged along the length direction of the mandrel, a plurality of exhaust holes are formed in one end, away from the air inlet hole, of the cold air pipe, the other end of the cold air pipe is communicated with the air inlet hole, and one end, close to the air inlet hole, of the cooling cavity is communicated with the air outlet hole.

Through adopting above-mentioned technical scheme, make air conditioning input from the one end of cooling chamber, and the other end discharge of steam from the cooling chamber reduces air conditioning and just gets into the dabber and just by the probability of discharging to improve the cooling effect.

Preferably, the periphery of the cold air pipe is connected with blades, and the blades are spirally distributed along the length direction of the cold air pipe.

Through adopting above-mentioned technical scheme, carry out the bypass flow to cold air through the blade, and prolonged the path route of cold air to improve the cooling effect.

Preferably, the support was kept away from to the dabber one end is connected with the holder of centre gripping spring one end, the holder includes connecting block, L shape pole, two locking bolts, the connecting block is kept away from the one end of cooling jacket with the dabber and is connected, the bar hole that sets up along vertical direction is seted up to the vertical setting of L shape pole one end and the vertical setting of L shape pole one end, a plurality of cross openings have all been seted up to bar hole both sides, and per two are on same water flat line the cross opening forms a cross jack with the bar hole, the dabber was kept away from to the connecting block serves and is provided with the cross inserted block, the cooperation of pegging graft with the cross jack, the other end and the dabber of L shape pole are parallel, two locking bolt one end is passed L shape pole and is close to dabber week side, two form the clearance that the reinforcing bar passed between the locking bolt.

Through adopting above-mentioned technical scheme, before spring hot-rolling machine processing, the reinforcing bar that will heat passes between two locking bolts to can realize reciprocating of L shape pole through the grafting of L shape pole and cross inserted block, thereby with the reinforcing bar chucking, all wind after the reinforcing bar of being convenient for.

Preferably, a first sliding groove is formed in the connecting block, a first sliding block, a spring and a sliding column are arranged in the first sliding groove, the first sliding block is connected with the first sliding groove in a sliding mode, the sliding direction of the first sliding block is the horizontal direction, one end of the sliding column is connected with the first sliding block, the other end of the sliding column penetrates through one end, away from the core shaft, of the connecting block and is connected with one end of the cross-shaped inserting block, the spring is sleeved on the sliding column, and the other end of the cross-shaped inserting block is connected with a limiting block.

Through adopting above-mentioned technical scheme, through stopper and L shape pole butt to avoid L shape pole to break away from the formation that the connecting block leads to influencing the spring because of the vibration.

Preferably, be provided with the clearance subassembly that is used for clearing up the dabber surface on the frame, the clearance subassembly includes elevator block, brush hair piece, second driving piece, the arc wall that sets up along dabber length direction is seted up to the one end that brush hair piece is close to the dabber, be provided with a plurality of steel wire brush hairs on the arc wall inner wall, set up the recess that sets up along dabber length direction on one side that the elevator block is close to the dabber, brush hair piece is located the recess and brush hair piece passes through the second connecting piece and is connected with the elevator, the second driving piece is used for driving the elevator block and is close to or keeps away from the dabber.

Through adopting above-mentioned technical scheme, after the operation of spring hot-rolling machine, keep the rotation of dabber, the user opens the second driving piece and makes the elevator be close to the dabber, and the brush hair piece is close to the dabber promptly, makes steel wire brush hair and dabber surface contact to it is clean to the remaining metal piece of dabber week side, and then improves the quality of spring.

Preferably, the second driving part comprises a cylinder, a mounting frame is connected to the base, the top of the mounting frame is located above the mandrel, the cylinder is connected to the top of the mounting frame, a piston rod of the cylinder is connected to the top of the lifting block, and the moving direction of the piston rod of the cylinder is vertical.

Through adopting above-mentioned technical scheme, drive the elevator through the cylinder and go up and down, simple structure, purchase convenience.

Preferably, the second connecting piece comprises two second sliding blocks, second sliding grooves are formed in two inner walls of the groove, two ends of the bristle block are connected with the two second sliding blocks respectively, and the second sliding blocks are connected with the second sliding grooves in a sliding mode and the sliding direction of the second sliding blocks is the horizontal direction.

Through adopting above-mentioned technical scheme, can separate brush hair piece and elevator to accomplish the change to the brush hair piece, and then prolong the life of brush hair piece.

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

1. when the spring coil hot-rolling machine operates, a user opens the air cooler, the air cooler inputs cold air into the cooling cavity through the first cold air ring groove, and hot air in the cooling cavity is discharged through the air outlet hole, the second cold air ring groove and the exhaust pipe in sequence, so that the mandrel is cooled, the mandrel is prevented from being deformed at high temperature after the mandrel works continuously for a long time, and the production quality of the coil hot-rolling spring is improved;

2. before the spring hot-rolling machine is processed, the heated steel bar penetrates between the two locking bolts, and the L-shaped rod can move up and down through the insertion of the L-shaped rod and the cross insertion block, so that the steel bar is clamped, and the steel bar can be uniformly wound later;

3. after the spring hot-rolling machine runs, the rotation of the mandrel is kept, the user opens the second driving piece to enable the lifting block to be close to the mandrel, namely the brush hair block is close to the mandrel, so that the steel wire brush hair is in surface contact with the mandrel, thereby cleaning the residual metal fragments on the circumferential side of the mandrel and further improving the quality of the spring.

Drawings

Fig. 1 is a schematic view of the overall structure of a spring hot-rolling machine according to an embodiment of the present application.

Fig. 2 is a front sectional view of a spring reel-up of an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Description of reference numerals: 100. a machine base; 110. a support; 200. a mandrel; 210. an air intake; 220. an air outlet; 230. a cooling chamber; 240. a cold air pipe; 241. an exhaust hole; 250. a blade; 300. a motor; 400. an air cooler; 500. a cooling jacket; 510. a first cold air ring groove; 520. a second cold air ring groove; 530. an exhaust pipe; 610. connecting blocks; 611. a first chute; 612. a first slider; 613. a spring; 614. a traveler; 620. an L-shaped rod; 621. a strip-shaped hole; 622. a transverse hole; 630. a locking bolt; 640. a cross insert block; 650. a limiting block; 710. a lifting block; 711. a groove; 712. a second chute; 720. a bristle block; 721. an arc-shaped slot; 730. a cylinder; 740. a second slider; 750. and (7) mounting frames.

Detailed Description

The present application is described in further detail below with reference to all of the figures.

The embodiment of the application discloses spring hot-rolling machine with mandrel cooling function. Referring to fig. 1 and 2, a spring hot-rolling machine with a mandrel cooling function includes a base 100 and a support 110 disposed on the base 100, a mandrel 200 is rotatably disposed on the support 110, the mandrel 200 is disposed along a length direction of the base 100, a first driving member is disposed on the support 110, the first driving member is used for driving the mandrel 200 to rotate, and the spring hot-rolling machine further includes a cooling device, the cooling device is used for cooling the mandrel 200, and the first driving member can adopt a motor 300.

The cooling device comprises an air cooler 400 and a cooling jacket 500, the air cooler 400 can adopt a low-temperature air cooler 400 of Haizike refrigeration machinery equipment Limited, a cooling cavity 230 arranged along the length direction of a mandrel 200 is arranged in the mandrel 200, an air inlet 210 and an air outlet 220 are arranged on the peripheral side of the mandrel 200, the air inlet 210 and the air outlet 220 are both communicated with the cooling cavity 230, the air inlet 210 and the air outlet 220 are arranged along the length direction of the mandrel 200, the cooling jacket 500 is sleeved on the mandrel 200, the cooling jacket 500 is connected with a base 100 through a support column by a bolt, the inner diameter of the cooling jacket 500 is slightly larger than the diameter of the mandrel 200, the mandrel 200 is prevented from contacting with the inner wall of the cooling jacket 500 and influencing the rotation of the mandrel 200, the cooling jacket 500 is provided with a first cooling air ring groove 510 and a second cooling air ring groove 520 along the length direction, the first cooling air ring groove 510 and the second cooling air ring groove 520 are in a ring groove shape, openings of the first cooling air ring groove 510 and the second cooling air ring groove 520 are both located on the inner wall of the cooling jacket, so that the first cooling ring groove 510 and the second cooling jacket 520 are communicated with the air inlet 210 and the air outlet 530, and the cooling air outlet 530 is connected with the cooling jacket 200, and the cooling air outlet 530, and the cooling air flow layer is reduced when the cooling air flow is formed between the cooling jacket 200.

The cooling cavity 230 is internally provided with a cold air pipe 240, the cold air pipe 240 is arranged along the length direction of the mandrel 200, one end of the cold air pipe 240 is close to the inner wall of one end of the mandrel 200, which is far away from the bracket 110, the peripheral side of the end is provided with a plurality of exhaust holes 241, the exhaust holes 241 are circumferentially distributed along the circumferential direction of the cold air pipe 240, the other end of the cold air pipe 240 is communicated with the air inlet 210, one end of the cooling cavity 230, which is close to the bracket 110, is communicated with the air outlet 220, the peripheral side of the cold air pipe 240 is connected with blades 250, the blades 250 are spirally distributed along the length direction of the cold air pipe 240, so that the cold air is input from one end of the cooling cavity 230, the cold air is bypassed by the blades 250 in the process, the traveling path of the cold air is prolonged, the hot air is discharged from the other end of the cooling cavity 230, the probability that the cold air is discharged just after entering the mandrel 200 is reduced, and the cooling effect is improved.

Referring to fig. 1 and 3, one end of the mandrel 200, which is away from the support 110, is connected with a clamping piece at one end of a clamping spring 613, the clamping piece includes a connecting block 610, an L-shaped rod 620 and two locking bolts 630, the connecting block 610 is connected with one end of the mandrel 200, which is away from the cooling jacket 500, by bolts, the L-shaped rod 620 is divided into two ends, one end of the L-shaped rod 620 is vertically arranged, one side of the end, which is away from the mandrel 200, is provided with a strip-shaped hole 621 arranged in the vertical direction, two sides of the strip-shaped hole 621 are respectively provided with a plurality of transverse holes 622, every two transverse holes 622 on the same horizontal line and the strip-shaped hole 621 form a cross-shaped jack, one end of each connecting block 610, which is away from the mandrel 200, is provided with a cross-shaped insert block 640, the cross-shaped insert-fit with the cross-shaped jack is arranged on one side of the end of the L-shaped rod 620, one end of the two locking bolts 630 passes through the L-shaped rod 620 and is close to the periphery of the mandrel 200, a gap for passing a steel bar is formed between the two locking bolts 630, the two locking bolts 630 can adjust the length of the L-shaped rod 620, and the end of the L-shaped rod 620 is provided with four locking threaded holes along the horizontal length direction, so as to adjust the locking bolts 630, and the distance of the locking bolts 630, thereby adjust the steel bar to adapt to different types of steel bars; before the spring 613 heat-rolling machine is processed, the heated steel bars pass through the space between the two locking bolts 630, and the L-shaped rod 620 can be vertically moved through the insertion of the L-shaped rod 620 and the cross insertion block 640, so that the steel bars are clamped, and the steel bars can be uniformly wound.

A first sliding groove 611 and a sliding hole communicated with the first sliding groove 611 are formed in the connecting block 610, the sliding hole is located at one end, away from the mandrel 200, of the connecting block 610, a first slider 612, a spring 613 and a sliding column 614 are arranged in the first sliding groove 611, the first slider 612 is in sliding connection with the first sliding groove 611, the sliding direction of the first slider 612 is the horizontal direction, one end of the sliding column 614 penetrates through the sliding hole to be connected with the first slider 612, the sliding column 614 is in sliding connection with the sliding hole, the other end of the sliding column 614 penetrates through one end of the cross insertion block 640 to be connected with the one end of the cross insertion block 640, the sliding column 614 and the first slider 612 are both cylindrical, the sliding column 614 and the first slider 612 are in the same straight line with the central axis, the other end of the cross insertion block 640 is connected with a square limiting block 650, the spring 613 is sleeved on the sliding column 614 and is bonded with one end of the first slider 612, the other end of the spring 613 is bonded with the inner wall of the sliding hole formed in the first sliding groove 611, the spring 613 is in an extended state, the limiting block 650 is abutted against the L-shaped rod 620, and is prevented from being separated from the connecting block 610 due to the vibration of the L-shaped rod 620; when the position of the L-shaped rod 620 needs to be adjusted, a user only needs to take out the limiting block 650 to pull out the cross plug-in block 640, move the L-shaped rod 620 to a required position, then release the limiting block 650, stretch the spring 613, and plug-in fit between the cross plug-in block 640 and the cross jack, so that time and labor are saved.

Referring to fig. 1 and 2, a cleaning assembly for cleaning the surface of the mandrel 200 is disposed on the base 100, the cleaning assembly includes a lifting block 710, a mounting bracket 750, a bristle block 720, and a second driving member, the lifting block 710 and the bristle block 720 are both rectangular, an arc slot 721 disposed along the length direction of the mandrel 200 is disposed at one end of the bristle block 720 close to the mandrel 200, a plurality of steel wire bristles are disposed on the inner wall of the arc slot 721, a groove 711 disposed along the length direction of the mandrel 200 is disposed at one side of the lifting block 710 close to the mandrel 200, the bristle block 720 is disposed in the groove 711, the bristle block 720 is connected to the lifting block 710 through a second connecting member, the second driving member is used for driving the lifting block 710 to be close to or away from the mandrel 200, the steel wire bristles contact with the circumferential side of the mandrel 200 when the bristle block 720 is close to the mandrel 200, the second driving member employs an air cylinder 730, the mounting bracket 750 is L-shaped, one end of the mounting bracket 750 is bolted to the base 100, the other end of the mounting bracket 750 is disposed above the mounting bracket 200, the air cylinder 730 is bolted to the top of the mounting bracket 710, the air cylinder 730 is connected to the lifting block 710 through a piston rod.

The second connecting piece includes two second sliders 740, and two second sliders 740 are the cuboid form, and second spout 712 has all been seted up to the two inner walls of recess 711, brush hair piece 720 both ends respectively with two second slider 740 welding, second slider 740 and second spout 712 sliding connection and the slip direction be the horizontal direction, and when the user need change brush hair piece 720, only need remove brush hair piece 720 with brush hair piece 720 and the separation of lifter 710 can, labour saving and time saving.

The spring hot-rolling machine with the mandrel cooling function in the embodiment of the application has the following implementation principle: when the spring 613 hot coil machine operates, the user opens the air-cooler 400, and in the air-cooler 400 passed through first cold air annular 510 input cooling chamber 230 with cold air, the steam in cooling chamber 230 loops through venthole 220, second cold air annular 520 and blast pipe 530 and discharges to cool off dabber 200, thereby avoid dabber 200 to last work dabber 200 for a long time and high temperature deformation appears, and then improve the production quality of hot coil spring 613.

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

1. The utility model provides a spring hot-rolling machine with dabber cooling function, includes frame (100) and sets up support (110) on frame (100), it is provided with dabber (200) to rotate on support (110), dabber (200) set up along frame (100) length direction, be provided with first driving piece on support (110), first driving piece is used for driving dabber (200) and rotates its characterized in that: still include air-cooler (400), be provided with cooling chamber (230) in dabber (200), inlet port (210) and venthole (220) have been seted up to dabber (200) week side, inlet port (210) all communicate with cooling chamber (230) with venthole (220) just inlet port (210) and venthole (220) set up along dabber (200) length direction, the cover is equipped with cooling jacket (500) on dabber (200), first air conditioning annular (510) and second air conditioning annular (520) have been seted up along its length direction in cooling jacket (500), first air conditioning annular (510) and second air conditioning annular (520) communicate with inlet port (210) and venthole (220) respectively, first air conditioning annular (510) and the gas outlet intercommunication of air-cooler (400), cooling jacket (500) are connected with blast pipe (530), second air conditioning annular (520) and blast pipe (530) intercommunication.

2. The spring hot-rolling machine with the mandrel cooling function according to claim 1, is characterized in that: be provided with cold air duct (240) in cooling chamber (230), cold air duct (240) set up along dabber (200) length direction, a plurality of exhaust holes (241) have been seted up to the one end that cold air duct (240) kept away from inlet port (210), cold air duct (240) other end and inlet port (210) intercommunication, cooling chamber (230) are close to the one end and the venthole (220) intercommunication of inlet port (210).

3. The spring hot-rolling machine with the mandrel cooling function according to claim 2, characterized in that: the periphery of the cold air pipe (240) is connected with blades (250), and the blades (250) are spirally distributed along the length direction of the cold air pipe (240).

4. The spring hot-rolling machine with the mandrel cooling function according to claim 1, is characterized in that: the one end that support (110) was kept away from in dabber (200) is connected with the holder of centre gripping spring (613) one end, the holder includes connecting block (610), L shape pole (620), two locking bolt (630), the one end that cooling jacket (500) was kept away from in connecting block (610) and dabber (200) is connected, bar hole (621) that set up along vertical direction are seted up to the vertical setting of one end and the one end of L shape pole (620), a plurality of cross holes (622) have all been seted up to bar hole (621) both sides, per two on same horizontal line cross hole (622) form a cross jack with bar hole (621), the one end that dabber (200) were kept away from in connecting block (610) is provided with cross inserted block (640), cross inserted block (640) and cross jack grafting cooperation, the other end and the dabber (200) of L shape pole (620) are parallel, two locking bolt (630) one end is passed L shape pole (620) and is close to (200), two the clearance that the reinforcing bar passed between locking bolt (630) forms the week side.

5. The spring hot-rolling machine with the mandrel cooling function according to claim 4, is characterized in that: a first sliding groove (611) is formed in the connecting block (610), a first sliding block (612), a spring (613) and a sliding column (614) are arranged in the first sliding groove (611), the first sliding block (612) is connected with the first sliding groove (611) in a sliding mode, the sliding direction of the first sliding block (612) is the horizontal direction, one end of the sliding column (614) is connected with the first sliding block (612), the other end of the sliding column (614) penetrates through one end, far away from the core shaft (200), of the connecting block (610) and is connected with one end of the cross inserting block (640), the spring (613) is sleeved on the sliding column (614), and the other end of the cross inserting block (640) is connected with a limiting block (650).

6. The spring hot-rolling machine with the mandrel cooling function according to claim 1, is characterized in that: be provided with the clearance subassembly that is used for clearing up dabber (200) surface on frame (100), the clearance subassembly includes elevator block (710), brush hair piece (720), second driving piece, arc wall (721) that sets up along dabber (200) length direction are seted up to brush hair piece (720) one end that is close to dabber (200), be provided with a plurality of steel wire brush hairs on arc wall (721) inner wall, elevator block (710) are close to and set up recess (711) that set up along dabber (200) length direction on one side of dabber (200), brush hair piece (720) are located recess (711) and brush hair piece (720) are connected with elevator block (710) through the second connecting piece, the second driving piece is used for driving elevator block (710) and is close to or keeps away from dabber (200).

7. The spring hot-rolling machine with the mandrel cooling function according to claim 6, characterized in that: the second driving piece comprises a cylinder (730), a mounting frame (750) is connected to the machine base (100), the top of the mounting frame (750) is located above the mandrel (200), the cylinder (730) is connected with the top of the mounting frame (750), a piston rod of the cylinder (730) is connected with the top of the lifting block (710), and the moving direction of the piston rod of the cylinder (730) is vertical.

8. The spring hot-rolling machine with the mandrel cooling function according to claim 6, characterized in that: the second connecting piece comprises two second sliding blocks (740), second sliding grooves (712) are formed in two inner walls of the groove (711), two ends of the bristle block (720) are connected with the two second sliding blocks (740) respectively, and the second sliding blocks (740) are connected with the second sliding grooves (712) in a sliding mode and the sliding direction is the horizontal direction.