TW202000315A - Liquid glue coating device for every screw to be accurately displaced without rotation or with rotation to the glue box for gluing operation - Google Patents

Abstract

The present invention is a liquid glue coating device which has a pressing transmission assembly. A rotatable rolling belt that has an upward abutting force is provided on the belt lining plate of the pressing transmission assembly. A glue box capable of holding liquid glue is disposed on the side wall of the belt lining plate. In addition, a guide assembly is provided, which includes a guide turntable and a driven turntable both having the same rotation center positioned above the pressing transmission assembly. Each of the positioning holes formed in the outer periphery of the guide turntable is recessed to carry the screws to be glued to form a positioning site. The driven turntable is positioned above the rolling belt, thereby the screws passing through are pressed against the driven turntable and the rolling belt to form another positioning site, so that every screw is accurately displaced without rotation or with rotation to the glue box for gluing operation, then the produced screws will have better quality.

Description

Liquid glue coating device

The invention is a coating device for attaching liquid glue to screws moving in sequence.

In the prior art, when manufacturing screws with specific leak-proof or anti-loosening effects, one of the manufacturing processes is to apply screws with specific leak-proof or anti-loosening effects to the threads of the screws, which have a certain consistency, In order to save costs and ensure uniform quality when performing a large number of screw coating operations, the existing technology has used an automatic glue manufacturing machine to arrange each of the screws and then automatically move to the glue mechanism for glue application in sequence The glue area of the screw thread includes full-face glue, half-face glue or specific area glue, so that the screw can obtain the set tightness or fixed strength after assembly.

In order to increase the production speed of such leak-proof and anti-loosening screws, the screws in this arrangement move sequentially over the container containing the liquid glue, at this time the liquid glue with a higher consistency in the container slightly floats and protrudes above the container The opening is for the screw part of the screw above the container to be coated with glue. At this time, the thicker liquid glue will form a resistance to the moving screw, which will cause the screw to oscillate irregularly. Squeezed into other moving screw positions, so that the screws cannot be displaced stably, which will cause the shortcomings of the quality of the screws with specific leak-proof or loose-proof effects.

The present invention has been redesigned in view of the above-mentioned prior art gluing device that still has several shortcomings. The created coating device can achieve the purpose of adhering the liquid glue material so that each automatically arranged screw can rotate horizontally and steadily.

In order to achieve the aforementioned object of the invention, the technical means used in the present invention is to provide a liquid glue coating device, which includes a pressure transmission group, a glue box and a guide group, each of which is assembled in a frame , The rubber box is located on the side of the pressure transmission group, the guide group is located above the pressure transmission group; the pressure transmission group, which includes a belt lining plate, the belt lining plate is provided with a rotatable A driving wheel and a driven wheel, the driving wheel and the driven wheel are sleeved with a rolling belt, the rolling belt is an elastic endless belt body, the rolling belt can be suspended in the driving wheel and the driven wheel The plastic box is a hollow box body and an opening is formed at the top, the opening is facing upward, the plastic box box body is assembled on the side wall surface of the belt liner and is adjacent to the rolling belt; the guide group The utility model has a guide disc, a driven turntable and a plurality of magnets. The guide disc is a disc body, and a plurality of positioning holes are formed in a concave shape on the outer edge surface, and each of the positioning holes is in a concave arc shape and arranged at intervals. The magnet is mounted on the guide plate and each magnet corresponds to each positioning hole respectively. The driven turntable is a hollow disc body which is sleeved on one side of the guide plate and has the same rotation center. The turntable can rotate relative to the guide plate, the outer edge surface of the driven turntable can be adjacent to the arc hole surface of each positioning hole, the radial direction of the driven turntable corresponds to the moving direction of the rolling belt, so that the The rolling belt can be pressed against the driven turntable.

In the liquid glue coating device, the top surface of the belt lining board has an upper arc guide surface, the upper arc guide surface has a concave arc surface and is located between the driving wheel and the driven wheel, The arc shape of the driven turntable is consistent with the concave arc-shaped surface of the upper arc-guiding surface of the belt liner, and the side of the rolling belt relative to the upper arc-guiding surface may face toward the outer edge of the driven turntable Rely on pressure.

In the liquid glue coating device described above, a ring groove is formed in the inner circumferential surface of the disc body of the guide disc, and a first ring piece and a second ring piece are formed on both sides of the disc body respectively. The outer diameter of the first ring piece is greater than the outer diameter of the second ring piece, each positioning hole is formed on the outer edge surface of the first ring piece, each magnet is located on the first ring piece; the driven turntable is The rotating position is in the ring groove of the guide disc.

The said liquid glue coating device is further provided with a bayonet set, the guide plate is provided with a first pin hole and the driven turntable is provided with a second pin hole, wherein the first pin hole and the second pin hole Correspondingly and in a convex shape, the bayonet group includes a rod body, a spring and a baffle plate. The rod body is a long rod body, one end of which has a head, and the other end has a radial protrusion A protrusion, the blocking piece is a hollow ring piece, the spring and the blocking piece are sleeved on the rod body, the two ends of the spring are respectively pressed against the rod head and the blocking piece, and the blocking piece is resisted by the projection piece Item, the bayonet group is inserted through the first pin hole and the second pin hole with the rod body, and the guide plate and the driven turntable rotate simultaneously.

In the liquid glue coating device, wherein the driving wheel is driven and rotated by a driving member, the driving member can adjust and control the speed of the driving wheel, and the rotation center of the guide disc is driven and rotated by a driving member, and the driving The speed of the guide plate can be adjusted and controlled, and each of the driving parts is installed in the rack.

The said liquid glue coating device is further provided with a feeder, the feeder has a vibrating mechanism, and a vibrating mechanism is provided above the vibrating mechanism with an obliquely laterally arranged feeding track, and one end of the feeding track is a discharging end The discharge end is located between the guide plate of the guide group and the belt lining of the pressure transmission group.

Using the aforementioned technical means of the present invention, when the positioning holes provided on the outer periphery of the guide plate bear the screws to be processed one by one, the screws will be supported and positioned by the positioning holes, and each of the screws will move to the belt liner When going up, the lower part of each screw will be subjected to the upward pressing force of the rolling belt, and the upper part of each screw will be pressed by the driven turntable, so that each screw forms another supporting position, thereby making each screw The screw is glued through the upper part of the glue box, so even when the thick glue is attached to form resistance, the movement of the screw will not be skewed, so that the produced screw maintains product quality.

In the present invention, the rolling belt and the guide disk driven by the driving wheel are adjusted and controlled by the driving member to form a high-speed transfer screw for gluing operation, thereby increasing the production capacity; furthermore, the rolling belt and the guide belt can also be adjusted The guide plate is at a constant speed. At this time, adjust the level of the rubber material in the plastic box to be at the 1/2 straight position or 3/4 diameter of the screw, and then the screw can be applied with 1/2 circumferential surface. Or 3/4 of the surface of the glue; if the moving speed of the driving wheel to drive the rolling belt is adjusted to be faster than the tangential speed of the guide disc, the screw will rotate and move through the top of the plastic box for the entire surface of the glue Operation, so it can respond to various production needs and has a very practical effect.

Referring to FIGS. 1 and 2, the liquid glue coating device of the present invention includes a pressure transmission group 10, a glue box 20 and a guide group 30. The aforementioned pressure transmission group 10 and the glue box 20 And the guide group 30 is installed on a frame, the frame is a prior art frame, wherein the plastic box 20 is located on the side of the pressure transmission group 10, and the guide group 30 is located The pressure is above the transmission group 10.

The pressure transmission group 10 has a belt lining plate 11, a driving wheel 12, a driven wheel 13 and a rolling belt 14, the belt lining plate 11 may be a plate body, the driving wheel 12 and the driven wheel 13 are spaced apart Is disposed on the plate body of the belt liner 11, the driving wheel 12 and the driven wheel 13 can rotate relative to the plate body of the belt liner 11, one specific embodiment is that the driving wheel 12 is driven by a driving member Rotating, the aforementioned driving member may be a motor used in the prior art, the motor is installed in a frame, and the rotation center of the driving wheel 12 is connected and fixed to the corresponding motor power output shaft;

The rolling belt 14 is an elastic endless belt body, which can be assembled and sleeved between the driving wheel 12 and the driven wheel 13. In addition, the top surface of the belt liner 11 has a top arc guide surface 111. The top arc guide surface 111 has a concave arc surface and is located between the driving wheel 12 and the driven wheel 13; At the bottom end surface of the belt lining 11 plate body has a lower arc guide surface 112, the lower arc guide surface 112 has an arc-shaped surface, the rolling belt 14 assembled between the driving wheel 12 and the driven wheel 13 One side is not abutting on the upper arc guide surface 111, which is suspended between the driving wheel 12 and the driven wheel 13, and the other side is abutting on the lower arc guide surface 112. The rolling belt 14 can be driven by the driving wheel 12 to rotate and move. At this time, the driven wheel 13 will rotate at the same time. Furthermore, the driving wheel 12 can be connected to a control unit. The control unit is a prior art. Control and adjust the rotation speed of the connected driving wheel 12, and then control and adjust the moving speed of the rolling belt 14.

Furthermore, referring to FIG. 2, FIG. 3 and FIG. 4, the plastic box 20 is a hollow box with an opening 21 formed at the top, the opening 21 is facing upward, and the box of the plastic box 20 In order to assemble on the side wall surface of the belt body of the belt liner 11 and be adjacent to the rolling belt 14, the box of the rubber box 20 can contain liquid rubber. Since the liquid rubber is relatively thick, it can be slightly raised Above the opening 21 of the box body, an adjustment mechanism may be provided between the plastic box 20 and the plate body of the belt liner 11 to adjust the position of the plastic box 20 relative to the plate body, that is, The position of the liquid rubber is adjusted, and the aforementioned adjustment mechanism is the prior art, so it is not described in detail and not shown in the figure.

Referring to FIG. 1, FIG. 3 and FIG. 4, the guide group 30 has a guide disk 31, a driven turntable 32, a plurality of magnets 33, and a bayonet group 34. The guide disk 31 is A circular disc body, a circular groove 311 is formed concavely in the circumferential surface of the circular disc body, and by the circular groove 311, both sides of the guide disc 31 disc body are formed into a first ring piece 312 and a A second ring piece 313, wherein the outer diameter of the first ring piece 312 is greater than the outer diameter of the second ring piece 313, the outer edge surface of the first ring piece 312 is concavely formed with a plurality of positioning holes 314, each of which is positioned The holes 314 are in a concave arc shape and arranged at intervals, and each positioning hole 314 can accommodate a screw 40 to be processed;

The driven turntable 32 can be a hollow disc body and sleeved in the ring groove 311 of the guide plate 31. The driven turntable 32 and the guide plate 31 have the same rotation center, and the driven turntable 32 can be positioned The guide plate 31 rotates freely, and the center of rotation of the guide plate 31 is driven and rotated by a driving member 35. The aforementioned driving member 35 can be a motor used in the prior art. The circular arc shape of the moving turntable 32 is consistent with the concave arc-shaped surface of the upper arc-guiding surface 111 of the belt backing plate 11, and with reference to FIG. 5 and FIG. 6, the outer edge surface of the driven turntable 32 may be adjacent In the arc hole surface of each positioning hole 314, as shown in one of the preferred embodiments, the outer edge surface of the driven turntable 32 and the extension surface of each arc hole surface of each positioning hole 314 are tangent In addition, each magnet 33 is mounted on the first ring piece 312 of the guide plate 31, and each magnet 33 corresponds to each positioning hole 314;

Referring to FIGS. 7 and 8, the guide plate 31 is provided with a first pin hole 315 at the non-rotation center position, and the driven turntable 32 is provided with a second pin hole 321 at the non-rotation center position. The first pin The hole 315 and the second pin hole 321 can be aligned with each other. The hole patterns of the first pin hole 315 and the second pin hole 321 are in a convex shape as shown in the figure.

The bayonet group 34 includes a rod body 340, a spring 343, and a blocking piece 344. The rod body 340 is a long rod with a head 341 protruding from one end and a protrusion protruding radially from the other end 342, the blocking piece 344 is a hollow ring piece, the spring 343 and the blocking piece 344 can be sleeved on the rod body 340, one end of the spring 343 abuts against the rod head 341, and the other end is against the blocking One side of the piece 344, the other side of the blocking piece 344 is hit by the protrusion 342;

Referring to FIG. 9, the first pin hole 315 of the guide plate 31 and the second pin hole 321 of the driven turntable 32 are aligned with each other, and one end of the rod body 340 having the protrusion 342 penetrates into the first A pin hole 315 and a second pin hole 321, the blocking piece 344 abuts a side of the guide plate 31, after compressing the spring 343, the end with the protrusion 342 can penetrate through the other side of the guide plate 31 On the side surface, when the rod body 340 is rotated, the protrusion 342 can be stuck against the other side surface of the guide disk 31, and at this time, the guide disk 31 and the driven turntable 32 can be combined with each other.

The guide group 30 is assembled above the pressure transmission group 20, wherein the driven turntable 32 corresponds to the rolling belt 14, so that the side of the rolling belt 14 relative to the upper arc guide surface 111 can face the driven The outer edge surface of the turntable 32 is pressed against, and the screw 40 to be processed is located in the positioning hole 314 and can be attracted and fixed by the magnet 33, but the screw 40 can still be rotated in the positioning hole 314 and the guide When the disc 31 rotates, the screws 40 located in the positioning holes 314 can be transferred to the belt liner 11 of the pressure transmission group 10. At this time, the moving screws 40 come into contact with the rolling belt 14 Rotational translation or rotation occurs, and each of the screws 40 to be processed in the positioning hole 314 is not only subjected to the upward elastic force of the rolling belt 14 but also received by the outer edge of the driven turntable 32 located above to face downward Pressing to ensure the displacement of each screw 40; in addition, the driving wheel 12 can be adjusted to rotate so that the rolling belt 14 can be rotated, and then the rotation speed of the rolling belt 14 can be adjusted and matched with the guide plate The rotation speed of 31 can adjust and control the rotation speed of the screw 40.

Furthermore, referring to FIG. 8, FIG. 10 and FIG. 11, the bayonet group 40 is removed from the guide plate 31 and the driven turntable 32 so that the guide plate 31 and the driven turntable 32 can be Reciprocally rotate, when the driving wheel 12 drives the rolling belt 14 to move faster than the tangential speed of the guide plate 31, the screw 40 will rotate and move over the plastic box 20, and the driven turntable 32 abuts each screw 40 , The screw 40 can make the driven rotation 32 passively rotate relative to the guide plate 31, when the thread of each screw 40 passes through the opening 21 and is in contact with the liquid rubber, the entire circumference of the thread can be adhered The liquid glue is used to complete the gluing operation on the entire surface, and the finished products of the screws 40 after the gluing are taken out for the next process. Since each of the screws 40 is in contact with the liquid glue, it will form a resistance to the moving and rotating screw 40. Since each screw 40 is pressed by the driven turntable 32 and the rolling belt 14, as shown in FIG. 6, Therefore, it can still be displaced in rotation to improve the quality of the screws produced.

Referring to FIG. 9, FIG. 10 and FIG. 11, in the present invention, the first pin hole 315 of the guide plate 31 and the follow The second pin holes 321 of the movable turntable 32 are aligned to position the bayonet group 40 through the joints, and the movement speed of the rolling belt 14 and the tangential speed of the guide plate 31 are adjusted and controlled to be the same speed. It can move through the opening 21 of the plastic box 20 and does not rotate and contact with the liquid rubber. When the liquid level of the plastic box 20 is adjusted to be at the 1/2 diameter of the screw 40, the screw The screw thread of the 40 is implemented with 1/2 circumferential surface of the glue. Furthermore, when the liquid level of the glue in the glue box 20 is adjusted to be at the 3/4 diameter of the screw 40, the screw thread of each screw 40 can be Apply 3/4 of the surface of the glue.

As described above, in addition to adjusting and controlling the speeds of the rolling belt 14 and the guide disc 31, the present invention can also increase the speeds of the rolling belt 14 and the guide disc 31 according to the actual production capacity requirements to increase the production capacity.

As shown in FIG. 1, the liquid glue coating device of the present invention may be further provided with a feeder 50 for implementation. The feeder 50 has a vibrating mechanism 51, and a feeding track 52 is provided above the vibrating mechanism 51. The feeding track 52 is The horizontal configuration or a slightly inclined horizontal configuration, one end of which is a discharge end 521, this feeder 50 is a prior art and will not be further described. The specific embodiment shown in the figure is used to transport a plurality of screws 40, each of the screws 40 is positioned laterally on the feed rail 52, and after the vibration mechanism 51 generates vibration for forward transport, each of the screws 40 can be moved forward in sequence, and the discharge end 521 is positioned at Between the guide plate 31 and the belt backing plate 11, the screws 40 are transported into the positioning holes 314 and attracted by the magnet 33 and pressed upward by the rolling belt 14.

10‧‧‧Pressure transmission group 11‧‧‧Belt liner 111‧‧‧Upper arc surface 112‧‧‧Lower arc surface 12‧‧‧Drive wheel 13‧‧‧Driven wheel 14‧‧‧Rolling belt 20 ‧‧‧Plastic box 21‧‧‧Opening 30‧‧‧Guiding group 31‧‧‧Guide plate 311‧‧‧Ring groove 312‧‧‧First ring piece 313‧‧‧Second ring piece 314‧‧ ‧Positioning hole 315‧‧‧First pin hole 32‧‧‧Driven turntable 321‧‧‧Second pin hole 33‧‧‧Magnet 34‧‧‧Clamp group 340‧‧‧Bar body 341‧‧‧Head 342‧‧‧Bump 343‧‧‧Spring 344‧‧‧Baffle 35‧‧‧Drive 40‧‧‧Screw 50‧‧‧Feeder 51‧‧‧Vibration mechanism 52‧‧‧Feed rail 521‧‧‧ Discharge end

FIG. 1 is a schematic diagram of a three-dimensional appearance of the present invention. FIG. 2 is a schematic exploded view of the present invention. Figure 3 is a schematic diagram of the present invention after combination. 4 is a schematic cross-sectional view of the present invention after combination. 5 is a partially enlarged schematic diagram of the present invention. 6 is an enlarged schematic view of another part of the present invention. 7 is another schematic exploded view of the present invention. FIG. 8 is a schematic view of the bayonet group of the present invention not combined with the guide plate and the driven turntable. 9 is a schematic diagram of the bayonet group of the present invention inserted and combined with the guide plate and the driven turntable. 10 is a schematic diagram of the operation of the present invention. 11 is a schematic diagram of another action of the present invention.

10‧‧‧Pressure transmission group

11‧‧‧Belt lining

14‧‧‧Rolling belt

20‧‧‧Plastic box

31‧‧‧Guide plate

311‧‧‧ring groove

312‧‧‧The first ring

313‧‧‧The second ring

32‧‧‧Driven turntable

33‧‧‧ magnet

40‧‧‧screw

Claims (7)

A liquid glue coating device includes a pressure transmission group, a glue box and a guide group, each of the components is assembled in a frame, the glue box is located on the side of the pressure transmission group, the The guide group is located above the pressure transmission group; the pressure transmission group includes a belt lining plate, the belt lining plate is provided with a driving wheel and a driven wheel that can rotate, the driving wheel and the driven wheel A rolling belt is sleeved, the rolling belt is an elastic endless belt body, the rolling belt can be suspended between the driving wheel and the driven wheel in a suspended position; the plastic box is a hollow box body and an opening is formed at the top , The opening faces upward, the plastic box body is assembled on the side wall surface of the belt liner and is adjacent to the rolling belt; the guide group has a guide disk, a driven turntable and a plurality of magnets, the The guide disc is a disc body, and a plurality of positioning holes are formed concavely in the outer edge surface, each of the positioning holes is in a concave arc shape and arranged at intervals, each magnet is mounted on the guide disc and each magnet corresponds to each A positioning hole, the driven turntable is a hollow disc body sleeved on one side of the guide plate and has the same rotation center, the driven turntable can rotate relative to the guide plate, and the outer side of the driven turntable The rim surface may be adjacent to the arc hole surface of each of the positioning holes, and the radial direction of the driven turntable corresponds to the moving direction of the rolling belt, so that the rolling belt can be pressed against the driven turntable. The liquid glue coating device according to claim 1, wherein the top surface of the belt lining plate has an upper arc guide surface, the upper arc guide surface has a concave arc surface and is located on the driving wheel and the slave Between the moving wheels, the arc shape of the driven turntable is consistent with the concave arc-shaped surface of the upper arc guide surface of the belt liner, and the side of the rolling belt relative to the upper arc guide surface may face the driven turntable The outer surface is pressed against. The liquid glue coating device according to claim 1 or 2, wherein a ring groove is formed in a concave on the circumferential surface of the disc body of the guide disc, and a first ring piece and a A second ring piece, the outer diameter of the first ring piece is greater than the outer diameter of the second ring piece, each positioning hole is formed on an outer edge surface of the first ring piece, and each magnet is located on the first ring piece; The driven turntable is rotatably located in the ring groove of the guide plate. The liquid glue coating device according to claim 3, wherein the driving wheel is driven and rotated by a driving member, the driving member can adjust and control the speed of the driving wheel, and the center of rotation of the guide plate is driven by a driving member Rotating, the driving member can adjust and control the speed of the guide plate, and each driving member is installed in the rack. The liquid glue coating device according to claim 1 or 2, further provided with a bayonet set, the guide plate is provided with a first pin hole and the driven turntable is provided with a second pin hole, wherein the first pin The hole and the second pin hole are corresponding and in a convex shape. The bayonet group includes a rod body, a spring and a baffle plate. The rod body is a long rod body, one end of which protrudes with a head and the other end A protruding block protrudes radially from the peripheral surface, the blocking piece is a hollow ring piece, the spring and the blocking piece are sleeved on the rod body, and the two ends of the spring are respectively pressed against the rod head and the blocking piece and the blocking When the blade receives the protrusion, the bayonet group penetrates the first pin hole and the second pin hole with the rod body, and the guide plate and the driven turntable rotate simultaneously. The liquid glue coating device according to claim 5, wherein the driving wheel is driven and rotated by a driving member, the driving member can adjust and control the speed of the driving wheel, and the rotation center of the guide plate is driven by a driving member Rotating, the driving member can adjust and control the speed of the guide plate, and each driving member is installed in the rack. The liquid glue coating device according to claim 1, further provided with a feeder, the feeder has a vibrating mechanism, and a vibrating mechanism is provided above the vibrating mechanism with an obliquely laterally arranged feeding track, and one end of the feeding track is A discharge end, the discharge end is located between the guide plate of the guide group and the belt lining of the pressure transmission group.

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