CN113619133A

CN113619133A - Automatic bonding method for PVC (polyvinyl chloride) pipe

Info

Publication number: CN113619133A
Application number: CN202110809623.3A
Authority: CN
Inventors: 陈定发
Original assignee: Dongguan Huke Electronic Technology Co ltd
Current assignee: Dongguan Huke Electronic Technology Co ltd
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2021-11-09

Abstract

The invention relates to the technical field of automatic bonding of PVC pipes, in particular to an automatic bonding method of a PVC pipe. The utility model provides a PVC pipe automatic bonding method, includes supporting seat, servo motor, actuating lever, drive gear, transmission lever and holds the pole, the last surface bolt fastening of supporting seat has automatic telescopic link, and the last surface bolt fastening of automatic telescopic link has servo motor, and servo motor's output welded fastening has the connecting rod, and the outer surface welded fastening of connecting pipe has the connecting block, the inboard surface upper portion welded fastening of automatic telescopic link has the dead lever, and the terminal welded fastening of dead lever has a spacing dish, and the spacing groove has been seted up to the upper surface of spacing dish, and the inside of spacing groove is provided with the grip block, the upper surface welded fastening of supporting seat has the backup pad. The invention has the beneficial effects that: according to the automatic PVC pipe bonding method, the linkage structure on the device is utilized, so that the device can realize automatic smearing work while clamping the PVC pipe body to descend.

Description

Automatic bonding method for PVC (polyvinyl chloride) pipe

Technical Field

The invention relates to the technical field of automatic bonding of PVC pipes, in particular to an automatic bonding method of a PVC pipe.

Background

In daily life, the types of pipes seen by people are many, including PVC pipes, and since PVC pipes have low cost, are not easy to break and are convenient to construct, they are widely used in some fields such as underground pipes, and when PVC pipes are used, it is necessary to perform bonding operation on PVC pipes and connectors, and some existing PVC pipe bonding devices still have some disadvantages when in use, such as:

when bonding the PVC pipe, the alignment and the paining of pipeline are carried out through the staff manual mostly to current, perhaps use alignment device to make PVC pipe and connector carry out the manual work again and paint the operation after being in same water flat line to labour's waste appears easily.

Disclosure of Invention

The invention provides an automatic PVC pipe bonding method aiming at the technical problems in the prior art, and aims to solve the problem that labor force is easily wasted because the existing method is to manually align and paint pipelines by workers or manually paint the PVC pipes and connectors after the PVC pipes and the connectors are positioned on the same horizontal line by using an aligning device when some existing PVC pipes are bonded.

The technical scheme for solving the technical problems is as follows: an automatic bonding method of PVC pipes comprises the following steps:

A. placing the PVC pipe: placing the PVC pipe and the connector on a clamping device, and enabling the central axes of the PVC pipe and the connector to be located on the same horizontal plane;

B. carry out the centre gripping to PVC pipe and connector: in the clamping process, the PVC pipe and the connector are clamped tightly through clamping equipment;

C. automatic smearing: in the falling process of the PVC pipe, the smearing equipment automatically smears glue on the inner side of the connector;

fixing the PVC pipe and the connector, extruding the smearing block by the PVC pipe through the expansion and contraction of the second spring, and connecting the PVC pipe and the connector together under the action of glue after the second return spring cannot deform;

E. and (3) removing the PVC pipe: and reversing the steps, and taking down the PVC pipe and the connector bonded together by a worker.

The clamping device in the step A of the automatic PVC pipe bonding method comprises the following steps:

supporting seat, servo motor, actuating lever, drive gear, transmission lever and hold the pole, the last surface bolt fastening of supporting seat has automatic telescopic link, and the last surface bolt fastening of automatic telescopic link has servo motor, and servo motor's output welded fastening has the connecting rod, and the outer welded fastening of connecting pipe has the connecting block, and the interior side surface of connecting block rotates and is connected with the linking pole, the interior side surface upper portion welded fastening of automatic telescopic link has the dead lever, and the terminal welded fastening of dead lever has the spacing dish, and the spacing groove has been seted up to the upper surface of spacing dish, and the inside of spacing groove is provided with the grip block, the lower extreme inboard of grip block is provided with the PVC pipe body, the last surface welded fastening of supporting seat has the backup pad.

The invention has the beneficial effects that:

1) the automatic bonding method of the PVC pipe has better effect, when the PVC pipe body is driven to descend and butt joint through the automatic telescopic rod, the glue can be automatically coated by the coating block under the transmission action of the transmission rod and the bevel gear through the meshing action between the driving rod and the driving gear, and in the descending process of the driving rod, the driving block is pushed to extrude the first reset spring, so that the ejector rod pushes the sliding block to slide on the containing rod, the glue in the containing rod can be automatically extruded, the connector can be automatically coated with the glue, and the waste of labor force is reduced;

2) the device is at the in-process that uses, through the transmission of drive belt and conical gear, can make whole device at the in-process that falls, through the potential energy of self, just can drive the operation step that whole device realized automatic paining to make the mechanism of whole device more integrated, simultaneously under second reset spring's deformation effect, can make the PVC pipe when bonding with the connector, paint the piece and can descend automatically, thereby can not influence being connected between PVC pipe and the connector.

3) This automatic bonding method effect of PVC pipe is better, and the device is through hemispherical drive block and first reset spring at the in-process that uses, can make the actuating lever at the decline with the in-process that rises, the drive block can not influence the decline process of actuating lever, restores under the effect of deformation at first reset spring simultaneously, can make the drive block resume initial position to make the ejector pin can bulldoze the sliding block voluntarily repeatedly, make the degree of automation of whole device uprise.

On the basis of the technical scheme, the invention can be further improved as follows.

Furthermore, the connecting mode between connecting pipe and the connecting block is threaded connection, the joint rod and the clamping block form a rotating structure, the clamping block and the limiting disc form a sliding structure through a limiting groove, and the sliding structure is arranged on the upper surface of the limiting disc at equal angles.

Adopt above-mentioned further scheme's beneficial effect to realize automatic centre gripping to the PVC pipe body through the grip block of multiunit to make whole device in the motion process, the possibility that the PVC pipe body can not appear dropping.

Furthermore, the lower surface welded fastening of dead lever has the actuating lever, and the connected mode between actuating lever and the drive gear is connected for the meshing, and the output of drive gear passes through the drive belt and constitutes transmission structure with the transfer rod.

The beneficial effect who adopts above-mentioned further scheme is that, can utilize the process of actuating lever whereabouts, drive gear's rotation to make the drive belt drive the transfer bar and rotate, and then can make bevel gear rotate, make the piece of paining can paint the operation to the inboard of connector automatically.

Further, revolution mechanic is all constituteed with drive gear, transmission rod to automatic telescopic link, and drive gear is central symmetry about the axis of supporting seat and is provided with two sets ofly, and revolution mechanic is constituteed with the backup pad to the transmission rod, the surface welded fastening of backup pad has first reset spring, and first reset spring's terminal welded fastening has the drive block, and the inboard surface welded fastening of drive block has the ejector pin.

Adopt above-mentioned further scheme's beneficial effect be, can make the fixed block can not rotate simultaneously along with the rotation of transfer lever, and then can make the fixed block fix the connector tightly, be convenient for be connected between PVC pipe body and the connector.

Further, the elastic construction is constituteed through first reset spring and backup pad to the drive block, and the appearance of drive block is hemispherical, and the drive block does not contact each other with the drive belt, sliding construction is all constituteed with backup pad, fixed block to the ejector pin, and the distance between the one end that the backup pad was kept away from to the ejector pin and the sliding block is less than the distance between actuating lever surface tooth piece and the drive gear, the appearance of fixed block is circular-arcly, and the connected mode between fixed block and the transmission pole is threaded connection.

The beneficial effect who adopts above-mentioned further scheme is that the device is at the in-process that uses, can carry out the automation through whole device self potential energy and paint the operation to improve the degree of automation of whole device, reduced the waste of labour.

Further, the sliding block with hold the pole and constitute sliding structure, hold the pole and constitute transmission structure through bevel gear and transmission pole, the appearance of sliding block is three horn shapes, the inside that holds the pole is the cavity form, the inside sliding connection that holds the pole has the connecting rod, the surface upper portion welded fastening who holds the pole has a brace table, the last welded fastening of brace table has second reset spring, and second reset spring's upper end welded fastening has the piece of smearing, scribbles the piece, the connecting rod and hold the pole intercommunication each other, and the surface laminating of the piece of smearing is provided with the connector, and the lower surface of connector is provided with the fixed block, the sliding tray has been seted up to the surface that holds the pole.

Adopt above-mentioned further scheme's beneficial effect is that the device can utilize PVC pipe body to push down the piece of paining, under second reset spring's effect, makes whole paining mechanism can not influence being connected between PVC pipe body and the connector.

Drawings

FIG. 1 is a schematic overall front cross-sectional structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the spacing plate of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

FIG. 5 is a schematic top view of the drive gear of the present invention;

FIG. 6 is a schematic top view of the applicator block of the present invention;

fig. 7 is a perspective view of the accommodating rod of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a supporting seat; 2. a servo motor; 3. a connecting rod; 4. a connecting pipe; 5. connecting blocks; 6. a connecting rod; 7. a limiting disc; 8. a limiting groove; 9. a clamping block; 10. fixing the rod; 11. a drive rod; 12. a PVC pipe body; 13. automatically telescoping the rod; 14. a drive gear; 15. a transmission belt; 16. a support plate; 17. a transfer lever; 18. a first return spring; 1801. a drive block; 19. a bevel gear; 20. a top rod; 21. an accommodating rod; 22. a slider; 23. a support table; 24. a fixed block; 25. a sliding groove; 26. a second return spring; 27. a communication rod; 28. coating blocks; 29. a connecting head.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

when bonding the PVC pipe, present mostly adopt the manual work to paint, the staff is using the brush to carry out paining of glue to PVC pipe body, when paining, because the connector is inside circular, thereby lead to glue to be difficult to even being paintd, not only make the firmness of PVC pipe bonding not good enough, the labour has also been wasted simultaneously, and some automatic equipment of paining, when paining, need use extra drive equipment, the integration degree that leads to whole device is not enough, the inventor has proposed a PVC pipe automatic bonding method and has solved above-mentioned problem to this.

The present invention provides the following preferred embodiments

As shown in fig. 1-3, an automatic bonding method for PVC pipes comprises the following steps:

the automatic telescopic device comprises a supporting seat 1, a servo motor 2, a driving rod 11, a driving gear 14, a transmission rod 17 and an accommodating rod 21, wherein an automatic telescopic rod 13 is fixed on the upper surface of the supporting seat 1 through a bolt, the servo motor 2 is fixed on the upper surface of the automatic telescopic rod 13 through a bolt, a connecting rod 3 is fixed at the output end of the servo motor 2 through welding, a connecting pipe 4 is arranged on the outer surface of the connecting rod 3, a connecting block 5 is fixed on the outer surface of the connecting pipe 4 through welding, a connecting rod 6 is rotatably connected to the inner side surface of the connecting block 5, a fixing rod 10 is fixed on the upper portion of the inner side surface of the automatic telescopic rod 13 through welding, a limiting disc 7 is fixed at the tail end of the fixing rod 10 through welding, a limiting groove 8 is formed in the upper surface of the limiting disc 7, a clamping block 9 is arranged in the limiting groove 8, a PVC pipe body 12 is arranged on the inner side of the lower end of the clamping block 9, a supporting plate 16 is fixed on the upper surface of the supporting seat 1 through welding of the servo motor 2, and the limit of the fixing rod 10 can make the PVC pipe body 12 clamped.

In this embodiment, as shown in fig. 1 and fig. 4 to 5, in order to further improve the structural integrity of the entire device, the connection mode between the connection pipe 4 and the connection block 5 is a threaded connection, the connection rod 6 and the clamping block 9 form a rotation structure, the clamping block 9 forms a sliding structure with the limiting disc 7 through the limiting groove 8, the sliding structure is disposed on the upper surface of the limiting disc 7 at an equal angle, the lower surface of the fixing rod 10 is welded and fixed with the driving rod 11, the connection mode between the driving rod 11 and the driving gear 14 is a meshing connection, the output end of the driving gear 14 forms a transmission structure with the transmission rod 17 through the transmission belt 15, and the entire device can use the potential energy of self-falling to smear the glue, so that the degree of automation of the entire device is improved.

In this embodiment, as shown in fig. 1 and fig. 6 to 7, in order to further improve the smearing efficiency of the whole device and reduce the waste of labor force, a first return spring 18 is welded and fixed on the outer surface of a support plate 16, a driving block 1801 is welded and fixed at the end of the first return spring 18, a top rod 20 is welded and fixed on the inner side surface of the driving block 1801, the driving block 1801 and the support plate 16 form an elastic structure through the first return spring 18, the driving block 1801 is hemispherical in shape, the driving block 1801 is not in contact with a transmission belt 15, the top rod 20, the support plate 16 and a fixed block 24 both form a sliding structure, the distance between one end of the top rod 20 away from the support plate 16 and a sliding block 22 is smaller than the distance between a tooth block on the outer surface of a driving rod 11 and a driving gear 14, the fixed block 24 is arc in shape, the fixed block 24 and a transmission rod 17 are connected by a thread, the sliding block 22 and an accommodating rod 21 form a sliding structure, hold pole 21 and constitute transmission structure through bevel gear 19 and transfer bar 17, the appearance of sliding block 22 is the triangle-shaped form, the inside that holds pole 21 is the cavity form, the inside sliding connection who holds pole 21 has a communicating rod 27, the surface upper portion welded fastening who holds pole 21 has a brace table 23, the surface that holds pole 21 has seted up sliding tray 25 to make whole device can carry out smearing of glue automatically, reduced labour's waste.

In this embodiment, as shown in fig. 1 and 7, a second return spring 26 is fixed to the upper surface of the support platform 23 by welding, an application block 28 is fixed to the upper end of the second return spring 26 by welding, the application block 28, the communication rod 27 and the accommodating rod 21 are communicated with each other, a connector 29 is attached to the outer surface of the application block 28, and a fixing block 24 is disposed on the lower surface of the connector 29, so that the application block 28 does not affect the bonding and fixing between the PVC pipe body 12 and the connector 29.

The specific working process of the invention is as follows:

(1) the PVC pipe body 12 is centered and fixed

At first, place PVC pipe body 12 in spacing dish 7, then open servo motor 2, servo motor 2 drives connecting rod 3 and rotates, thereby under the limiting displacement of dead lever 10, connecting pipe 4 can not rotate along with connecting rod 3, thereby make connecting pipe 4 move on connecting rod 3, and then make linking rod 6 rotate, drive grip block 9 and slide on spacing dish 7, make grip block 9 with PVC pipe body 12 fixed tightly, thereby can not PVC pipe body 12 decline possibility that the in-process appears dropping again, registrate connector 29 on daubing piece 28 simultaneously.

(2) Glue is applied to the connecting head 29

After PVC pipe body 12 is fixed tightly, open automatic telescopic link 13, automatic telescopic link 13 begins to contract, thereby make actuating lever 11 contact with actuating block 1801 earlier, because actuating block 1801 is the hemisphere, and then under the extrusion of actuating lever 11, first reset spring 18 begins to take place compression deformation, ejector pin 20 slides on backup pad 16 simultaneously, when actuating lever 11 continues the whereabouts, ejector pin 20 extrudes sliding block 22, make sliding block 22 slide on holding pole 21, and then make the inside glue that holds pole 21 can enter into daubing block 28 surface through connecting rod 27, when actuating lever 11 continues the whereabouts, drive gear 14 links together with actuating lever 11 meshing, thereby under the drive of drive belt 15, transmission pole 17 begins to rotate, thereby make bevel gear 19 drive hold pole 21 and rotate, begin to paint the connector 29 inboard.

(3) Fastening of the connecting head 29

In the pivoted of transfer lever 17, under the limiting displacement of ejector pin 20, fixed block 24 moves on transfer lever 17, thereby make fixed block 24 with the connector 29 fixed tight, and then make smearing piece 28 rotate when smearing glue, connector 29 can not appear becoming flexible, glue is smeared more evenly has been guaranteed, when PVC pipe body 12 with smear piece 28 contact, smear piece 28 extrusion second reset spring 26, thereby make the downward interdynamic of connecting rod 27 in holding pole 21, and then make smearing piece 28 can not influence the bonding between connector 29 and the PVC pipe body 12 fixed, after the bonding completion, can take off PVC pipe body 12 and the good connector 29 of bonding with above-mentioned step reversal.

In summary, the following steps: the invention has the beneficial effects that the potential energy of the device when the PVC pipe body 12 falls and is butted is driven by the driving rod 11 to firstly extrude the driving block 1801, so that the driving block 1801 pushes the ejector rod 20 to extrude the sliding block 22, the whole device can automatically extrude the glue, then the driving rod 11 drives the driving gear 14 to rotate, under the transmission action of the driving belt 15, the transmission rod 17 not only drives the smearing block 28 to rotate and smear through the bevel gear 19, but also enables the fixing block 24 to fix the connecting head 29 tightly, and thus, the automatic smearing of the whole device is more convenient and effective.

The device can also make whole automatic smearing device repeatedly usable through utilizing first reset spring 18 and second reset spring 26 in the centre gripping, simultaneously under second reset spring 26's deformation effect, makes smearing piece 28 can not influence the bonding operation between PVC pipe body 12 and the connector 29 to the machining efficiency of whole device has been improved relatively.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An automatic bonding method for PVC pipes is characterized by comprising the following steps:

E. and (3) removing the PVC pipe: reversing the steps, and taking down the PVC pipe and the connector bonded together by a worker;

the automatic telescopic rod mechanism comprises a supporting seat (1), a servo motor (2), a driving rod (11), a driving gear (14), a transmission rod (17) and a containing rod (21), wherein an automatic telescopic rod (13) is fixed on the upper surface of the supporting seat (1) through bolts, the servo motor (2) is fixed on the upper surface of the automatic telescopic rod (13), a connecting rod (3) is fixed on the output end of the servo motor (2) in a welding mode, a connecting pipe (4) is arranged on the outer surface of the connecting rod (3), a connecting block (5) is fixed on the outer surface of the connecting pipe (4) in a welding mode, a connecting rod (6) is rotatably connected to the inner side surface of the connecting block (5), a fixing rod (10) is fixed on the upper portion of the inner side surface of the automatic telescopic rod (13) in a welding mode, a limiting disc (7) is fixed at the tail end of the fixing rod (10) in a welding mode, a limiting groove (8) is formed in the upper surface of the limiting disc (7), a clamping block (9) is arranged inside the limiting groove (8), the PVC pipe is characterized in that a PVC pipe body (12) is arranged on the inner side of the lower end of the clamping block (9), and a supporting plate (16) is fixed on the upper surface of the supporting seat (1) in a welding mode.

2. The automatic PVC pipe bonding method according to claim 1, wherein the connecting pipe (4) and the connecting block (5) are connected by threads, the connecting rod (6) and the clamping block (9) form a rotating structure, the clamping block (9) and the limiting disc (7) form a sliding structure through the limiting groove (8), and the sliding structure is arranged on the upper surface of the limiting disc (7) at equal angles.

3. The automatic PVC pipe bonding method according to claim 1, wherein the lower surface of the fixing rod (10) is fixedly welded with a driving rod (11), the driving rod (11) is connected with a driving gear (14) in a meshing manner, and the output end of the driving gear (14) and a transmission rod (17) form a transmission structure through a transmission belt (15).

4. The automatic PVC pipe bonding method according to claim 3, wherein the automatic telescopic rod (13), the driving gears (14) and the transmission rods (17) form a rotating structure, two groups of driving gears (14) are arranged in a central symmetry manner about the central axis of the support base (1), and the transmission rods (17) and the support plate (16) form a rotating structure.

5. The automatic PVC pipe bonding method according to claim 4, wherein a first return spring (18) is welded and fixed on the outer surface of the support plate (16), a driving block (1801) is welded and fixed at the tail end of the first return spring (18), and a push rod (20) is welded and fixed on the inner side surface of the driving block (1801).

6. The PVC pipe automatic bonding method of claim 5, wherein the driving block (1801) and the support plate (16) form an elastic structure through the first return spring (18), the driving block (1801) is hemispherical in shape, and the driving block (1801) and the transmission belt (15) are not contacted with each other.

7. The automatic PVC pipe bonding method according to claim 5, wherein the ejector rod (20), the support plate (16) and the fixed block (24) form a sliding structure, the distance between one end of the ejector rod (20) far away from the support plate (16) and the sliding block (22) is smaller than the distance between the tooth block on the outer surface of the driving rod (11) and the driving gear (14), the fixed block (24) is arc-shaped, and the fixed block (24) is in threaded connection with the transmission rod (17).

8. The automatic PVC pipe bonding method according to claim 7, wherein the sliding block (22) and the accommodating rod (21) form a sliding structure, the accommodating rod (21) and the transmission rod (17) form a transmission structure through the bevel gear (19), the sliding block (22) is triangular in shape, the accommodating rod (21) is hollow in interior, the connecting rod (27) is connected to the accommodating rod (21) in a sliding manner, the supporting table (23) is fixedly welded to the upper portion of the outer surface of the accommodating rod (21), and the outer surface of the accommodating rod (21) is provided with a sliding groove (25).

9. The automatic PVC pipe bonding method according to claim 8, wherein a second return spring (26) is fixedly welded on the upper surface of the support platform (23), an applying block (28) is fixedly welded on the upper end of the second return spring (26), the applying block (28), the communicating rod (27) and the accommodating rod (21) are communicated with each other, a connector (29) is attached to the outer surface of the applying block (28), and a fixing block (24) is arranged on the lower surface of the connector (29).