CN112930107B

CN112930107B - Full-automatic machine pastes spacing mould

Info

Publication number: CN112930107B
Application number: CN202110092041.8A
Authority: CN
Inventors: 杨飞; 黄宏立; 吴文一; 程晓晨
Original assignee: Shenzhen Jiazhihong Electronics Co ltd
Current assignee: Shenzhen Jiazhihong Electronics Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2022-04-15
Anticipated expiration: 2041-01-23
Also published as: CN112930107A

Abstract

The invention relates to a full-automatic machine paste limiting die, which belongs to the technical field of full-automatic machine paste and comprises a rack, a fixed die and a movable die, wherein the fixed die is fixedly connected with the rack, the movable die comprises a connecting block and a punch, the punch is of a columnar structure and is vertically and fixedly connected to the lower surface of the connecting block, the fixed die is provided with a through hole, the punch penetrates through the through hole and is in sliding connection with the connecting block, the punch makes reciprocating linear motion in the fixed die along the length direction of the punch, an annular groove is formed in the fixed die and is communicated with the through hole, a clamping assembly is arranged in the annular groove, a triggering resilience assembly is arranged on the upper surface of the fixed die, and a transmission assembly is arranged between the triggering resilience assembly and the clamping assembly.

Description

Full-automatic machine pastes spacing mould

Technical Field

The invention relates to the technical field of full-automatic machine paste, in particular to a full-automatic machine paste limiting die.

Background

In the FPC production process, products with electric elements need to be protected by glue, then a layer of high-temperature glue is pasted on the upper surfaces of the electric elements, and at the moment, the glue and the high-temperature glue are tightly combined together by using a full-automatic pasting machine.

Present full-automatic machine pastes device includes the frame, lifting unit and punching press module, the punching press subassembly includes movable mould and cover half, cover half and frame fixed connection, the movable mould includes connecting block and drift, the perpendicular fixed connection of drift is at the connecting block lower surface, the punching press subassembly drives the movable mould and is reciprocating motion along the length direction of drift, the drift runs through the cover half and with cover half sliding connection, the direction of slip is the length direction of drift, the cover half below is arranged in to the product, and parallel with the drift lower surface, high temperature film is located between product and the drift, start lifting unit, lifting unit drives the drift and removes to the one end that is close to the product, and then paste high temperature glue on the product upper surface.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the relative position between the existing punch and the fixed die is adjusted by controlling the lifting assembly through a software system, and when the deviation of software input data or the error of regulation and control between the software and equipment occurs, the damage to a product can be caused by overlarge pressure of the punch.

Disclosure of Invention

The invention aims to provide a full-automatic pasting limiting die, which achieves the effect of ensuring the integrity of products.

The above object of the present invention is achieved by the following technical solutions: the punching head is in a columnar structure and is vertically and fixedly connected to the lower surface of the connecting block, a through hole is formed in the fixed die, the punching head penetrates through the through hole and is in sliding connection with the fixed die, the punching head makes reciprocating linear motion in the fixed die along the length direction of the punching head, an annular groove is formed in the fixed die and is communicated with the through hole, and a clamping assembly is arranged in the annular groove; the clamping assembly comprises a clamping plate, a connecting rod, a rotating sleeve and a rotating rod, the clamping plate is of an arc-shaped plate structure, the rotating rod is located in the annular groove and is fixedly connected with the side wall of the annular groove, the rotating sleeve is rotatably sleeved on the circumferential outer wall of the rotating rod, one end of the connecting rod is fixedly connected with the rotating sleeve, the other end of the connecting rod is hinged with the convex surface of the clamping plate, the length of the connecting rod is greater than the distance between the central line of the rotating rod in the length direction and the central line of the punch in the length direction, and one end of the connecting rod, which is far away from the rotating sleeve, is always located below the rotating rod; two groups of clamping assemblies are arranged by taking the central line of the punch in the length direction as a symmetry axis; the upper surface of the fixed die is provided with a triggering rebound assembly, and a transmission assembly is arranged between the triggering rebound assembly and the clamping assembly.

By adopting the technical scheme, when the punch is used, the fixed die is fixedly connected with the rack, the punch is inserted in the fixed die in a sliding manner after the connection is finished, the connecting block drives the punch to do reciprocating linear motion along the length direction of the punch, when an error occurs in regulation and control, the lower surface of the connecting block is in contact with the triggering springback assembly, and at the moment, the transmission assembly drives the clamping assembly to clamp the punch, so that the punch is limited to move to one side close to a product, and the movement range of the punch is limited; when transmission assembly transmitted kinetic energy to clamping assembly, transmission assembly drove and rotates the cover and rotate, rotates the cover this moment and drives the connecting rod and use its length as the radius, and the length direction central line of rotating rod rotates with the pivot, and then drives splint and move to one side near the drift, and when transmission assembly transmitted the pressure that clamping assembly was great, frictional force between splint and the drift was big more, and then has guaranteed the integrality of product.

Optionally, the transmission assembly comprises a transmission rod and a telescopic rod, the transmission rod is vertically arranged, the transmission rod is inserted into the fixed die and is in sliding connection with the fixed die along the length direction of the transmission rod, the telescopic rod is located in the annular groove, one end of the telescopic rod is hinged to the bottom end of the transmission rod, the remaining end of the telescopic rod is fixedly connected with the rotating sleeve, the length direction center line of the telescopic rod is collinear with the length direction center line of the connecting rod, and the top end of the transmission rod is connected with the triggering rebounding assembly.

Through adopting above-mentioned technical scheme, trigger the subassembly of kick-backing and will arrive and can transmit when to transmission assembly, the transfer line slides along its length direction, and the telescopic link drives the rotation cover and rotates when gliding, and the length of telescopic link changes simultaneously, and then has realized the transmission of kinetic energy.

Optionally, a rebound groove is formed in the upper surface of the fixed die, the rebound groove is formed in the length direction of the punch, a limiting groove is formed in the fixed die, the limiting groove is communicated with the rebound groove, the triggering rebound assembly comprises a triggering block, a pressure spring and a limiting rod, the top end of the transmission rod is fixedly connected with the lower surface of the triggering block, the pressure spring is located in the rebound groove, and the pressure spring is slidably sleeved on the circumferential side wall of the transmission rod; the gag lever post fixed connection is in the bottom of triggering a piece circumference lateral wall, and the gag lever post slides and pegs graft at the spacing inslot, triggers a piece bottom and slides and pegs graft at the rebound inslot, triggers a piece top upper surface and is higher than the cover half upper surface.

Through adopting above-mentioned technical scheme, when connecting block lower surface and trigger block upper surface butt, the connecting block drives and triggers the block and slide to resilience inslot, the pressure spring receives the compression this moment, the gag lever post slides in the spacing inslot simultaneously, take place spacing displacement between trigger block and the cover half, trigger block this moment and drive transfer line and cover half and take place relative displacement, and then the realization is with kinetic energy transmission to clamping unit, when the connecting block lower surface not with trigger block upper surface butt, the pressure spring resets, drive the transfer line and move this moment, complete clamping unit's restoration.

Optionally, be provided with branch in the resilience groove, branch fixed connection is at the diapire in resilience groove.

Through adopting above-mentioned technical scheme, when the impact of connecting block to the trigger block was too big, the pressure spring received the compression, and the setting up of branch has restricted the decrement of pressure spring, and then has realized guaranteeing that the spring uses durability.

Optionally, the concave surface of the splint is provided with anti-slip lines.

Through adopting above-mentioned technical scheme, the setting up of anti-skidding line has improved the frictional force between splint and the drift circumference lateral wall, and under the same condition of the force of splint application to the drift, the frictional force between splint and the drift is big more, and splint are favorable to more restricting drift and cover half to produce relative slip.

Optionally, one end of the punch close to the connecting block penetrates through the lower surface of the connecting block and is in threaded connection with the connecting block.

Through adopting above-mentioned technical scheme, when control procedure and equipment did not match, rotate the drift and then realize adjusting the relative position between drift lower surface and the connecting block, under the same circumstances of drift stroke, the drift after the regulation can not lead to the fact the harm to the product, and then has reached the effect of guaranteeing product integrality.

Optionally, a protection nut is arranged between the punch and the connecting block and comprises a first nut and a second nut, the first nut is sleeved on the circumferential outer wall of the punch and is in threaded connection with the punch, the second nut penetrates through the lower surface of the connecting block and is fixedly connected with the connecting block, the upper surface of the first nut is fixedly connected with the lower surface of the second nut, and a protection groove is fixedly formed in the upper surface of the fixed die.

Through adopting above-mentioned technical scheme, after adjusting the relative position between drift and the connecting block, rotate first nut, first nut takes place relative displacement with the drift, inserts in the connecting block as the second nut to with connecting block threaded connection back, when the drift received reverse impact force, the setting of protection nut has improved the stability of being connected between drift and the connecting block.

Optionally, the telescopic link includes sleeve pipe and loop bar, sleeve pipe and rotating sleeve fixed connection, loop bar and transfer line bottom handing-over, and the loop bar slides and pegs graft in the sleeve pipe to with sleeve pipe sliding connection, and sheathed tube length is less than the straight line distance of dwang to annular circumference lateral wall.

By adopting the technical scheme, when the transmission assembly drives the rotating sleeve to rotate, the transmission rod can only slide along the length direction of the transmission rod, and at the moment, the sleeve and the loop bar are relatively displaced along with the rotation of the rotating sleeve, so that the motion characteristics of the transmission rod and the rotating sleeve are met, and a better connection effect is achieved.

Optionally, a supporting plate is arranged below the fixed die, the supporting plate is fixedly connected with the frame, the upper surface of the supporting plate is parallel to the upper surface of the fixed die, and the punch penetrates through the supporting plate and is in sliding connection with the supporting plate.

Through adopting above-mentioned technical scheme, when gluing to product upper surface punching press high temperature, arrange long banding high temperature adhesive tape in between backup pad and the cover half, and then be convenient for glue the suppression with high temperature at the product upper surface.

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

1. the triggering rebound assembly, the transmission assembly and the clamping assembly are matched for use, when the stroke of the punch is overlarge, the connecting block triggers the triggering rebound assembly, and then the clamping plate is driven to clamp the punch, so that the safety of a product is guaranteed;

2. the arrangement of the protective nut improves the connection stability of the punch and the connecting block;

3. the arrangement of the supporting rod ensures the use stability of the pressure spring, and further ensures the durability of the triggered rebound use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a cross-sectional view showing the triggering of the rebound assembly;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure, 1, a frame; 2. fixing a mold; 21. a through hole; 22. a ring groove; 23. a rebound groove; 231. a strut; 24. a limiting groove; 25. a protective groove; 3. moving the mold; 31. connecting blocks; 32. a punch; 4. a clamping assembly; 41. a splint; 42. a connecting rod; 43. rotating the sleeve; 44. rotating the rod; 5. triggering a rebound assembly; 51. a trigger block; 52. a pressure spring; 53. a limiting rod; 6. a transmission assembly; 61. a transmission rod; 62. a telescopic rod; 621. a sleeve; 622. a loop bar; 7. a protective nut; 71. a first nut; 72. a second nut; 8. and a support plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the invention discloses a full-automatic machine pasting limiting die, which comprises a frame 1, a fixed die 2 and a movable die 3, wherein the movable die 3 is fixedly connected with the side wall of the frame 1, the movable die 3 comprises a connecting block 31 and a punch 32, the punch 32 is vertically and fixedly connected with the central position of the lower surface of the connecting block 31, the top end of the punch 32 penetrates through the connecting block 31 and is in threaded connection with the connecting block 31, a protective nut 7 is arranged between the connecting block 31 and the punch 32, the punch 32 is of a columnar structure, the fixed die 2 is provided with a through hole 21, the punch 32 is slidably inserted in the through hole 21 and does reciprocating linear motion along the central line of the length direction in the through hole 21, a lifting component for driving the connecting block 31 to move is arranged between the connecting block 31 and the frame 1, an annular groove 22 is arranged in the fixed die 2, the annular groove 22 is communicated with the through hole 21, a clamping component 4 is arranged in the annular groove 22, and a triggering rebound component 5 is arranged on the upper surface of the fixed die 2, a transmission assembly 6 is arranged between the triggering rebound assembly 5 and the clamping assembly 4,

referring to fig. 1 and 2, when the stroke of the punch 32 is too large, the connecting block 31 transmits kinetic energy to the triggering rebound assembly 5, the triggering rebound assembly 5 transmits kinetic energy to the clamping assembly 4 through the transmission assembly 6, and the clamping assembly 4 clamps the punch 32 at the moment, so that the relative position between the connecting block 31 and the punch 32 is ensured, and the integrity effect of the product is ensured.

Referring to fig. 2 and 3, clamping assembly 4 includes clamp plate 41, connecting rod 42, rotating sleeve 43 and dwang 44, clamp plate 41 is arc platelike structure, and the concave surface of clamp plate 41 and the circumferential surface looks adaptation of drift 32, and anti-skidding line has been seted up to the concave surface of clamp plate 41, dwang 44 is located annular 22, and with annular 22 lateral wall fixed connection, rotating sleeve 43 cover is established at dwang 44 circumference outer wall, connecting rod 42 one end and dwang 44 fixed connection, remaining one end hands over with the convex surface of clamp plate 41, connecting rod 42 length is greater than the linear distance between dwang 44 length direction central line and the drift 32 length direction central line, the one end that connecting rod 42 kept away from rotating sleeve 43 is located the below of dwang 44 all the time, clamping assembly 4 uses drift 32 length square central line to be provided with two sets as the symmetry axis.

Referring to fig. 2 and 3, the transmission assembly 6 includes a transmission rod 61 and a telescopic rod 62, the transmission rod 61 is vertically disposed, the transmission rod 61 is slidably inserted into the fixed mold 2 and slides along a length direction center line of the transmission rod 61, the telescopic rod 62 is located in the annular groove 22, the telescopic rod 62 includes a sleeve 621 and a sleeve rod 622, the sleeve 621 is fixedly connected with a circumferential outer wall of the rotating sleeve 43, a length square center line of the sleeve 621 is collinear with a length direction center line of the connecting rod 42, the sleeve rod 622 is slidably inserted into the sleeve rod 622 and slides along the length direction of the sleeve 621, one end of the sleeve rod 622 far away from the sleeve 621 is connected with a bottom end of the transmission rod 61, a top end of the transmission rod 61 is connected with the triggering rebounding assembly 5, and the length of the sleeve 621 is smaller than a linear distance between the rotating rod 44 and a circumferential side wall of the annular groove 22.

Referring to fig. 2, rebound groove 23 has been seted up to cover half 2 upper surface, rebound groove 23 is seted up along the length square of drift 32, spacing groove 24 has been seted up in cover half 2, spacing groove 24 and rebound groove 23 intercommunication, it includes trigger block 51 to trigger rebound subassembly 5, pressure spring 52 and gag lever post 53, transfer line 61 top and trigger block 51 lower fixed surface are connected, pressure spring 52 is located rebound groove 23, and pressure spring 52 slip cover is established at the circumference lateral wall of transfer line 61, gag lever post 53 fixed connection is in the bottom of trigger block 51 circumference lateral wall, and gag lever post 53 slides and pegs graft in spacing groove 24, trigger block 51 upper surface is higher than cover half 2 upper surface, the bottom fixed connection in rebound groove 23 has branch 231, branch 231 length is greater than the shortest length when pressure spring 52 receives pressure.

Referring to fig. 2 and 3, when a deviation of software input data or an error of regulation between software and equipment occurs, the lower surface of the connecting block 31 abuts against the upper surface of the trigger block 51, at this time, the trigger block 51 slides into the rebound groove 23, the compression spring 52 is compressed, and at the same time, the transmission rod 61 moves to a side close to the ring groove 22, thereby driving the telescopic rod 62 to rotate around the central line of the rotating rod 44 in the length direction, and at the same time, the relative position between the sleeve rod 622 and the sleeve 621 changes, thereby driving the connecting rod 42 to rotate around the central line of the length direction of the rotating shaft as the rotating shaft, at this time, the connecting rod 42 drives the clamping plate 41 to move towards the side close to the punch 32, thereby clamping the punch 32, achieving the effect of restricting the relative position between the punch 32 and the fixed mold 2, when the connecting block 31 is not abutted to the trigger block 51, the pressure spring 52 resets to drive the clamping plate 41 to reset, and the effect of ensuring the product safety is further achieved.

Referring to fig. 1 and 2, the protective groove 25 has been seted up to the cover half 2 upper surface, protective nut 7 includes first nut 71 and second nut 72, first nut 71 cover is established at drift 32 circumference outer wall, and with drift 32 threaded connection, second nut 72 runs through connecting block 31 lower surface and with connecting block 31 threaded connection, first nut 71 upper surface and second nut 72 lower fixed surface are connected, protective groove 25 and protective nut 7 looks adaptation, protective nut 7's setting has improved the stability of being connected between drift 32 and the connecting block 31, the durability of cover half 2 use has been guaranteed.

Referring to fig. 1, 2 lower surfaces of cover half are provided with backup pad 8, backup pad 8 and frame 1 fixed connection, and 8 upper surfaces of backup pad and cover half 2 upper surfaces are parallel, and drift 32 runs through backup pad 8 and with 8 sliding connection of backup pad, and setting up of backup pad 8 can make things convenient for the staff to prevent the high temperature adhesive tape, conveniently with its punching press to product upper surface.

The implementation principle of the embodiment is as follows: when the connecting block 31 generates pressure on the trigger block 51, the trigger block 51 drives the transmission rod 61 to move towards one side close to the annular groove 22, at the moment, the transmission rod 61 can be transmitted to the telescopic rod 62 and then transmitted to the connecting rod 42 through the telescopic rod 62, the connecting rod 42 drives the clamping plate 41 to move towards one side close to the punch 32, so that the punch 32 is clamped, and when the lower surface of the connecting block 31 is not abutted to the trigger block 51, the pressure spring 52 resets and drives the clamping plate 41 to move towards one side far away from the punch 32.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a full automaton pastes limit die, which comprises a frame (1), cover half (2) and movable mould (3), cover half (2) and frame (1) fixed connection, movable mould (3) are including connecting block (31) and drift (32), drift (32) are the columnar structure, the perpendicular fixed connection of drift (32) is at connecting block (31) lower surface, through-hole (21) have been seted up in cover half (2), drift (32) run through-hole (21) and with cover half (2) sliding connection, drift (32) are reciprocal linear motion along the length direction of drift (32) in cover half (2), its characterized in that: an annular groove (22) is formed in the fixed die (2), the annular groove (22) is communicated with the through hole (21), and a clamping assembly (4) is arranged in the annular groove (22); the clamping assembly (4) comprises a clamping plate (41), a connecting rod (42), a rotating sleeve (43) and a rotating rod (44), the clamping plate (41) is of an arc-shaped plate-shaped structure, the rotating rod (44) is located in the annular groove (22) and is fixedly connected with the side wall of the annular groove (22), the rotating sleeve (43) is sleeved on the circumferential outer wall of the rotating rod (44) in a sliding mode, one end of the connecting rod (42) is fixedly connected with the rotating sleeve (43), the other end of the connecting rod is hinged with the convex surface of the clamping plate (41), the length of the connecting rod (42) is larger than the distance between the central line of the length direction of the rotating rod (44) and the central line of the length direction of the punch head (32), and one end, far away from the rotating sleeve (43), of the connecting rod (42) is always located below the rotating rod (44); two groups of clamping assemblies (4) are arranged by taking the central line of the punch head (32) in the length direction as a symmetry axis; a triggering rebound assembly (5) is arranged on the upper surface of the fixed die (2), and a transmission assembly (6) is arranged between the triggering rebound assembly (5) and the clamping assembly (4); the transmission assembly (6) comprises a transmission rod (61) and a telescopic rod (62), the transmission rod (61) is vertically arranged, the transmission rod (61) is inserted into the fixed die (2) and is in sliding connection with the fixed die (2) along the length direction of the transmission rod, the telescopic rod (62) is positioned in the annular groove (22), one end of the telescopic rod (62) is hinged to the bottom end of the transmission rod (61), the rest end of the telescopic rod (62) is fixedly connected with the rotating sleeve (43), the length direction center line of the telescopic rod (62) is collinear with the length direction center line of the connecting rod (42), and the top end of the transmission rod (61) is connected with the triggering rebounding assembly (5); the upper surface of the fixed die (2) is provided with a rebound groove (23), the rebound groove (23) is formed along the length direction of the punch (32), a limiting groove (24) is formed in the fixed die (2), the limiting groove (24) is communicated with the rebound groove (23), the triggering rebound assembly (5) comprises a triggering block (51), a pressure spring (52) and a limiting rod (53), the top end of the transmission rod (61) is fixedly connected with the lower surface of the triggering block (51), the pressure spring (52) is located in the rebound groove (23), and the pressure spring (52) is slidably sleeved on the circumferential side wall of the transmission rod (61); gag lever post (53) fixed connection triggers the bottom of piece (51) circumference lateral wall, and gag lever post (53) slide and peg graft in spacing groove (24), triggers piece (51) bottom and slides and peg graft in rebound groove (23), triggers piece (51) top upper surface and is higher than cover half (2) upper surface.

2. The full-automatic machine paste limit die of claim 1, characterized in that: a supporting rod (231) is arranged in the rebound groove (23), and the supporting rod (231) is fixedly connected to the bottom wall of the rebound groove (23).

3. The full-automatic machine paste limit die of claim 1, characterized in that: the concave surface of the splint (41) is provided with anti-skid grains.

4. The full-automatic machine paste limit die of claim 1, characterized in that: one end of the punch head (32) close to the connecting block (31) penetrates through the lower surface of the connecting block (31) and is in threaded connection with the connecting block (31).

5. The full-automatic machine paste limit die of claim 1, characterized in that: be provided with between drift (32) and connecting block (31) protection nut (7), protection nut (7) include first nut (71) and second nut (72), the circumference outer wall at drift (32) is established in first nut (71) cover to with drift (32) threaded connection, second nut (72) run through connecting block (31) lower surface and with connecting block (31) fixed connection, first nut (71) upper surface and second nut (72) lower fixed surface are connected, cover half (2) fixed surface has seted up protection groove (25).

6. The full-automatic machine paste limit die of claim 1, characterized in that: the telescopic rod (62) comprises a sleeve (621) and a sleeve rod (622), the sleeve (621) is fixedly connected with the rotating sleeve (43), the sleeve rod (622) is connected with the bottom end of the transmission rod (61) in a connecting mode, the sleeve rod (622) is inserted into the sleeve (621) in a sliding mode and is connected with the sleeve (621) in a sliding mode, and the length of the sleeve (621) is smaller than the linear distance from the rotating rod (44) to the circumferential side wall of the ring groove (22).

7. The full-automatic machine paste limit die of claim 1, characterized in that: cover half (2) below is provided with backup pad (8), backup pad (8) and frame (1) fixed connection, and backup pad (8) upper surface is parallel with cover half (2) upper surface, drift (32) run through backup pad (8) and with backup pad (8) sliding connection.