CN217141862U - Stamping device for self-cleaning automobile parts - Google Patents

Abstract

The utility model discloses a automatically cleaning stamping device for automobile parts, including side bearer and roof-rack, the top of side bearer is provided with the roof-rack, the bottom of side bearer is provided with the lower mould, the top of lower mould is provided with the mould, the bottom of going up the mould is provided with the punching press head, upward be provided with punching press mechanism between mould and the roof-rack, the inside of lower mould is provided with demolding mechanism, be provided with the pressure relief structure between lower mould and the last mould. This automatically cleaning stamping device for automobile parts is through being provided with the screw rod, the thread piece, branch, the fixed block, ejector pin and servo motor, servo motor's output drives the screw rod and rotates, the inside screw thread of thread piece is opposite, relative translation, branch articulated rotates and pushes up the fixed block, the ejector pin is ejecting with the work piece from the logical groove of bottom plate and lower mould, ejecting back screw rod reversal, the thread piece is the removal in opposite directions, the ejector pin descends to reset, this mechanism is automatic ejecting with the work piece, it takes off to need not the staff manual work piece that lifts up, the lower problem of improvement punching press efficiency has been solved.

Description

Stamping device for self-cleaning automobile parts

Technical Field

The utility model relates to an auto parts production technical field specifically is automatically cleaning stamping device for automobile parts.

Background

Automobile parts of apron are through the punching machine processing back everywhere, carry out polishing again, remove the thorn, processing such as color, automobile parts on the market are with stamping device whole volume great at present, it is heavier to go up the lower mould quality, through the cylinder, the mould pushes down the work piece on the cylinder drive, long-term use has potential safety hazards such as gas leakage, need frequent maintenance, the cost is higher, stability is not good enough, if can't effectively slow down during the punching press, powerful impact force can lead to the die cavity to warp, influence the punching press quality, need the staff to manually take out the work piece from the locating lever after the punching press finishes, still need consume the certain time if the work piece volume is great to be taken out, a automatically cleaning stamping device for automobile parts is proposed here, through setting up the pressure release subassembly, motor drive and automatic ejection mechanism solve above-mentioned problem.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the existing stamping device for the self-cleaning automobile part has overlarge instantaneous impact force, so that the bottom of a cavity is easy to deform, and the pressure cannot be effectively relieved;

(2) the existing stamping device for the self-cleaning automobile part is driven by an air cylinder or an oil cylinder, has safety problems of air leakage and the like, and has insufficient stability;

(3) the existing stamping device for the self-cleaning automobile part needs to be manually taken out after stamping is finished, and the stamping efficiency needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a automatically cleaning stamping device for automobile parts to it easily leads to the die cavity bottom to warp to provide the impact force too big in solving above-mentioned background art, the problem of unable effective pressure relief.

In order to achieve the above object, the utility model provides a following technical scheme: the stamping device for the self-cleaning automobile part comprises a side frame and a top frame, wherein the top frame is arranged at the top end of the side frame, a lower die is arranged at the bottom end of the side frame, an upper die is arranged above the lower die, a stamping head is arranged at the bottom end of the upper die, a stamping mechanism is arranged between the upper die and the top frame, a die stripping mechanism is arranged inside the lower die, and a pressure relief structure is arranged between the lower die and the upper die;

the pressure relieving structure comprises a cavity, positioning rods are arranged on two sides of the cavity, a bottom plate is arranged at the bottom end of the cavity, through grooves are formed in the bottom plate and the lower die, buffer seats are arranged on two sides of the top end of the lower die, cushion blocks are movably connected inside the buffer seats, strong springs are fixedly connected between the bottom ends of the cushion blocks and the top ends of the buffer seats, pressing blocks are arranged on two sides of the bottom end of the upper die, and positioning grooves are formed in two sides of a punching head.

Preferably, the size of the positioning groove is larger than that of the positioning rod, and the positioning groove corresponds to the positioning rod in the vertical direction.

Preferably, punching press mechanism is by eccentric shaft, driving motor, telescopic link, slide, draw runner, fixed plate, movable block, connecting rod and carousel, it has the telescopic link to go up fixed even between the both sides on mould top and the both sides of roof-rack bottom, carousel swing joint is in the inside of roof-rack, the one end of carousel is provided with the eccentric shaft, the below of carousel is provided with the fixed plate, the movable block has been inlayed to the inside of fixed plate, the activity articulates between movable block and the eccentric shaft has the connecting rod, montant and last mould fixed connection are passed through to the bottom of movable block, driving motor sets up in the inside one side of roof-rack, be provided with driving belt between the output of driving motor and the center pin of the carousel other end.

Preferably, both sides of the inside of the fixed plate are provided with a reserved groove, and both sides of the moving block are embedded in the reserved groove and slide in the reserved groove.

Preferably, demolding mechanism is by screw rod, thread piece, branch, fixed block, ejector pin and servo motor, screw rod swing joint is in the inside of lower mould, the opposite side of screw rod is provided with servo motor, servo motor's output passes through shaft coupling and screw rod fixed connection, the thread piece has been cup jointed in the outside both sides activity of screw rod, the top of screw rod is provided with the fixed block, the top fixedly connected with ejector pin of fixed block, the activity articulates between thread piece and the fixed block has branch.

Preferably, the supporting rods are provided with two groups, and an isosceles triangle is formed between the thread block and the supporting rods.

Preferably, the thread blocks are arranged in two groups, the directions of the internal threads are opposite, and the thread blocks are symmetrically distributed about the vertical center line of the screw rod.

Compared with the prior art, the beneficial effects of the utility model are that: the stamping device for the self-cleaning automobile part not only realizes effective pressure relief and improves the safety factor, but also improves the stamping efficiency;

(1) by arranging the cushion block, the buffer seat, the positioning rod, the bottom plate, the cavity, the powerful spring, the pressing block and the positioning groove, the positioning holes at four corners of the workpiece are sleeved outside the positioning rod, the workpiece is placed at the cavity, the punching head descends for punching, the positioning rod is embedded into the positioning groove for assisting in positioning to avoid the workpiece from shaking, the pressing block extrudes the cushion block before the workpiece contacts the punching head, the cushion block is pressed down in the buffer seat under the telescopic action of the powerful spring, the bottom plate is placed in the cavity to prevent the impact force from deforming the lower die, when the punching head is lifted up, the powerful spring is restored, the structure can effectively relieve pressure, the punching assembly is protected, and the service life is prolonged;

(2) the eccentric shaft, the driving motor, the telescopic rod, the slide way, the slide bar, the fixed plate, the movable block, the connecting rod and the rotary plate are arranged, the driving motor drives the rotary plate to rotate through the transmission belt, each half turn of the rotary plate is used, the eccentric shaft drives the connecting rod to move downwards, thrust is applied to the movable block in the vertical direction, the movable block stably descends in the fixed plate to push the upper die to press downwards, the punching head punches a workpiece, the rotary plate rotates for a half turn of the connecting rod to reset, the upper die ascends, the punching is finished, the telescopic rod stretches to push and pull the upper die, the slide bar is embedded in the slide way to move upwards and downwards, the punching stability of the upper die is kept, the punching is rapid and efficient, and the safety coefficient is high;

(3) through being provided with the screw rod, the thread piece, branch, the fixed block, ejector pin and servo motor, the back is accomplished in the punching press, go up the mould and rise to reset back, servo motor's output drives the screw rod and rotates, the inside screw thread of thread piece is opposite, relative translation, branch is articulated to rotate and pushes up the fixed block, the ejector pin is ejecting with the work piece from the logical groove of bottom plate and lower mould, ejecting back screw rod reversal, the thread piece is the phase shift, the ejector pin descends to reset, this mechanism is automatic ejecting with the work piece, it takes off to need not the staff manual work piece that lifts up, labor intensity is reduced, can cooperate the manipulator to get the piece, the punching press efficiency is greatly improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the front view of the mold stripping mechanism of the present invention;

fig. 3 is a schematic top view of the lower mold of the present invention;

fig. 4 is the utility model discloses a local structure schematic diagram is looked just to punching press mechanism.

In the figure: 1. a stamping mechanism; 101. an eccentric shaft; 102. a drive motor; 103. a telescopic rod; 104. a slideway; 105. a slide bar; 106. a fixing plate; 107. a moving block; 108. a connecting rod; 109. a turntable; 2. a top frame; 3. punching a head; 4. cushion blocks; 5. a buffer seat; 6. positioning a rod; 7. a lower die; 8. a mold stripping mechanism; 801. a screw; 802. a thread block; 803. a strut; 804. a fixed block; 805. a top rod; 806. a servo motor; 9. a through groove; 10. a base plate; 11. a cavity; 12. a strong spring; 13. briquetting; 14. positioning a groove; 15. an upper die; 16. a side frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, the stamping device for the self-cleaning automobile part comprises a side frame 16 and a top frame 2, wherein the top frame 2 is arranged at the top end of the side frame 16, a lower die 7 is arranged at the bottom end of the side frame 16, an upper die 15 is arranged above the lower die 7, a stamping head 3 is arranged at the bottom end of the upper die 15, a stamping mechanism 1 is arranged between the upper die 15 and the top frame 2, a die discharging mechanism 8 is arranged inside the lower die 7, and a pressure relief structure is arranged between the lower die 7 and the upper die 15;

referring to fig. 1-4, the stamping device for the self-cleaning automobile component further comprises a pressure relief structure, the pressure relief structure comprises a cavity 11, positioning rods 6 are arranged on two sides of the cavity 11, a bottom plate 10 is arranged at the bottom end of the cavity 11, through grooves 9 are formed in the bottom plate 10 and the lower die 7, buffer seats 5 are arranged on two sides of the top end of the lower die 7, cushion blocks 4 are movably connected in the buffer seats 5, strong springs 12 are fixedly connected between the bottom ends of the cushion blocks 4 and the top ends of the buffer seats 5, pressing blocks 13 are arranged on two sides of the bottom end of an upper die 15, positioning grooves 14 are formed in two sides of a stamping head 3, the size of each positioning groove 14 is larger than that of each positioning rod 6, and each positioning groove 14 corresponds to each positioning rod 6 in the vertical direction;

specifically, as shown in fig. 1 and 3, the locating hole at the four corners of the workpiece is sleeved outside the locating rod 6, the workpiece is placed in the cavity 11, the punching head 3 descends for punching, the locating rod 6 is embedded into the locating groove 14 for assisting in locating to avoid the workpiece to shake, the workpiece contacts with the punching head 3, the pressing block 13 extrudes the cushion block 4, the cushion block 4 is pressed down in the buffer seat 5 under the telescopic action of the strong spring 12, the bottom plate 10 is placed in the cavity 11 to prevent the impact force from deforming the lower die 7, when the punching head 3 is lifted, the strong spring 12 is restored, the structure can effectively relieve pressure, the punching assembly is protected, and the service life is prolonged.

Example 2: the punching mechanism 1 comprises an eccentric shaft 101, a driving motor 102, an expansion link 103, a slideway 104, a slide bar 105, a fixed plate 106, a moving block 107, a connecting rod 108 and a turntable 109, an expansion link 103 is fixedly connected between two sides of the top end of the upper die 15 and two sides of the bottom end of the top frame 2, a rotary table 109 is movably connected inside the top frame 2, an eccentric shaft 101 is arranged at one end of the rotary table 109, a fixing plate 106 is arranged below the rotary table 109, a moving block 107 is embedded inside the fixing plate 106, a connecting rod 108 is movably hinged between the moving block 107 and the eccentric shaft 101, the bottom end of the moving block 107 is fixedly connected with the upper die 15 through a vertical rod, a driving motor 102 is arranged at one side inside the top frame 2, a driving belt is arranged between the output end of the driving motor 102 and the central shaft at the other end of the rotary table 109, reserved grooves are formed in two sides inside the fixing plate 106, and two sides of the moving block 107 are embedded in the reserved grooves and slide in the reserved grooves;

specifically, as shown in fig. 1 and 4, the driving motor 102 drives the turntable 109 to rotate through the driving belt, each time the turntable 109 rotates by half a turn, the eccentric shaft 101 drives the connecting rod 108 to move downwards, thrust is applied to the moving block 107 in the vertical direction, the moving block 107 stably descends in the fixing plate 106 to push the upper die 15 to press downwards, the punching head 3 punches the workpiece, the turntable 109 rotates by half a turn again to reset the connecting rod 108, the upper die 15 ascends, the punching is finished, the telescopic rod 103 telescopically pushes and pulls the upper die 15, the sliding strip 105 is embedded in the sliding way 104 to move upwards and downwards to keep the punching stability of the upper die 15, the punching is rapid and efficient, and the safety coefficient is high.

Example 3: the demolding mechanism 8 comprises a screw rod 801, a thread block 802, a support rod 803, a fixed block 804, a push rod 805 and a servo motor 806, the screw rod 801 is movably connected inside the lower mold 7, the servo motor 806 is arranged on the other side of the screw rod 801, the output end of the servo motor 806 is fixedly connected with the screw rod 801 through a coupler, the thread block 802 is movably sleeved on two sides of the outer portion of the screw rod 801, the fixed block 804 is arranged above the screw rod 801, the push rod 805 is fixedly connected to the top end of the fixed block 804, the support rods 803 are movably hinged between the thread block 802 and the fixed block 804, the support rods 803 are arranged in two groups, an isosceles triangle is formed between the thread block 802 and the support rods 803, the thread blocks 802 are arranged in two groups, the directions of internal threads are opposite, and the thread blocks 802 are symmetrically distributed about the vertical center line of the screw rod 801;

specifically, as shown in fig. 1, fig. 2 and fig. 3, after the punching is completed, the upper die 15 is lifted and reset, the output end of the servo motor 806 drives the screw rod 801 to rotate, the internal threads of the thread block 802 are opposite and translate relatively, the support rod 803 is hinged and rotates to push up the fixing block 804, the ejector rod 805 ejects the workpiece from the through groove 9 of the bottom plate 10 and the lower die 7, after the workpiece is ejected, the screw rod 801 rotates reversely, the thread blocks 802 move oppositely, the ejector rod 805 descends and resets, the mechanism ejects the workpiece automatically, the workpiece does not need to be lifted manually by a worker and taken down, the labor intensity is reduced, the mechanism can be matched with a manipulator to take the workpiece, and the punching efficiency is greatly improved.

The working principle is as follows: when the utility model is used, firstly, the positioning holes at four corners of a workpiece are sleeved outside the positioning rod 6, the workpiece is placed at the cavity 11, the driving motor 102 is started, the driving shaft driving motor 102 of the driving motor 102 drives the turntable 109 to rotate through the driving belt, each half turn of the turntable 109, the eccentric shaft 101 drives the connecting rod 108 to move downwards, the moving block 107 stably descends in the fixing plate 106 to push the upper die 15 to press downwards, the punching head 3 punches the workpiece, the telescopic rod 103 extends out, the sliding strip 105 is embedded in the slideway 104 to move to keep the punching stability of the upper die 15, the positioning rod 6 is embedded in the positioning groove 14 to assist in positioning to avoid the workpiece to shake, the pressing block 13 extrudes the cushion block 4 before the workpiece contacts the punching head 3, the cushion block 4 is pressed downwards in the buffer seat 5 under the telescopic action of the powerful spring 12, the bottom plate 10 is placed in the cavity 11 to prevent the impact force from deforming the lower die 7, the turntable 109 rotates again and the half turn of the connecting rod 108 to reset, the upper die 15 is lifted, when the punching head 3 is lifted, the strong spring 12 is restored, after punching is finished, the servo motor 806 is started to drive the screw rod 801 to rotate, the thread block 802 is translated relatively, the supporting rod 803 is hinged to rotate to push the fixing block 804 upwards, the ejector rod 805 ejects a workpiece from the through groove 9 of the bottom plate 10 and the lower die 7, the workpiece is taken out by matching with an external manipulator, the screw rod 801 rotates reversely after ejection, the thread block 802 moves oppositely, the ejector rod 805 descends and resets, the workpiece is not required to be lifted manually by a worker to be taken out, and punching efficiency is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. Self-cleaning is stamping device for auto parts, including side bearer (16) and roof-rack (2), its characterized in that: the stamping device is characterized in that a top frame (2) is arranged at the top end of the side frame (16), a lower die (7) is arranged at the bottom end of the side frame (16), an upper die (15) is arranged above the lower die (7), a stamping head (3) is arranged at the bottom end of the upper die (15), a stamping mechanism (1) is arranged between the upper die (15) and the top frame (2), a die stripping mechanism (8) is arranged inside the lower die (7), and a pressure relief structure is arranged between the lower die (7) and the upper die (15);

the slow-pressing structure comprises a cavity (11), positioning rods (6) are arranged on two sides of the cavity (11), a bottom plate (10) is arranged at the bottom end of the cavity (11), through grooves (9) are formed in the bottom plate (10) and the lower die (7), buffer seats (5) are arranged on two sides of the top end of the lower die (7), cushion blocks (4) are movably connected inside the buffer seats (5), strong springs (12) are fixedly connected between the bottom ends of the cushion blocks (4) and the top ends of the buffer seats (5), pressing blocks (13) are arranged on two sides of the bottom end of an upper die (15), and positioning grooves (14) are formed in two sides of a punching head (3).

2. A press device for self-cleaning automotive parts according to claim 1, characterized in that: the size of the positioning groove (14) is larger than that of the positioning rod (6), and the positioning groove (14) corresponds to the positioning rod (6) in the vertical direction.

3. A press device for self-cleaning automotive parts according to claim 1, characterized in that: the stamping mechanism (1) comprises an eccentric shaft (101), a driving motor (102), an expansion link (103), a slide way (104), a slide bar (105), a fixed plate (106), a moving block (107), a connecting rod (108) and a rotary table (109), wherein the expansion link (103) is fixedly connected between two sides of the top end of an upper die (15) and two sides of the bottom end of an upper frame (2), the rotary table (109) is movably connected inside the upper frame (2), the eccentric shaft (101) is arranged at one end of the rotary table (109), the fixed plate (106) is arranged below the rotary table (109), the moving block (107) is embedded inside the fixed plate (106), the connecting rod (108) is movably hinged between the moving block (107) and the eccentric shaft (101), the bottom end of the moving block (107) is fixedly connected with the upper die (15) through the vertical rod, the driving motor (102) is arranged on one side inside the upper frame (2), a transmission belt is arranged between the output end of the driving motor (102) and the central shaft at the other end of the turntable (109).

4. A press device for self-cleaning automotive parts according to claim 3, characterized in that: two sides of the inside of the fixing plate (106) are provided with reserved grooves, and two sides of the moving block (107) are embedded in the reserved grooves and slide in the reserved grooves.

5. A press device for self-cleaning automotive parts according to claim 1, characterized in that: demolding mechanism (8) is by screw rod (801), screw thread piece (802), branch (803), fixed block (804), ejector pin (805) and servo motor (806), screw rod (801) swing joint is in the inside of lower mould (7), the opposite side of screw rod (801) is provided with servo motor (806), shaft coupling and screw rod (801) fixed connection are passed through to the output of servo motor (806), screw rod (801) outside both sides activity has cup jointed screw thread piece (802), the top of screw rod (801) is provided with fixed block (804), the top fixedly connected with ejector pin (805) of fixed block (804), activity hinge has branch (803) between screw thread piece (802) and fixed block (804).

6. A press device for self-cleaning automotive parts according to claim 5, characterized in that: two groups of supporting rods (803) are arranged, and an isosceles triangle is formed between the thread block (802) and the supporting rods (803).

7. A press device for self-cleaning automotive parts according to claim 5, characterized in that: the thread blocks (802) are provided with two groups, the directions of internal threads are opposite, and the thread blocks (802) are symmetrically distributed around the vertical center line of the screw rod (801).

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