CN211191705U

CN211191705U - Rotary type die clamper

Info

Publication number: CN211191705U
Application number: CN201921977491.XU
Authority: CN
Inventors: 刘伟峰; 司军波; 汲怀民; 姚万涛; 王军
Original assignee: Ruijie Zhichuang Zhejiang Machinery Technology Co ltd
Current assignee: Ruijie Zhichuang Zhejiang Machinery Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-07
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a rotary die clamper, which comprises a first air pressure body, a second air pressure body and an oil pressure body which are connected with each other and form a die clamping cylinder body; the shaft core comprises a rod part and a clamping module arranged at the lower end of the rod part, wherein the rod part is arranged in the clamping module cylinder body in a penetrating manner; the rod part is provided with an oil pressure piston for controlling the shaft core to move up and down, the rod part is provided with a spiral part, the spiral part is sleeved with a spiral sleeve capable of enabling the spiral part to rotate, and a pushing piston is arranged above the spiral sleeve; the utility model has the advantages that: the shaft core can rotate and lift, so that the clamping module can conveniently extend into the groove hole of the die, and the clamping module is clamped; the clamping detection switch and the retreat detection switch can timely and accurately acquire the position of the shaft core, so that the next step of work is facilitated.

Description

Rotary type die clamper

Technical Field

The utility model relates to a mould clamping device field specifically is a rotation type die clamper.

Background

The punching machine die is usually connected in a bolt manner, but the die changing speed is reduced, and the production efficiency is influenced; therefore, mold clamping devices are available in the market, but the clamping part of the existing mold clamping device cannot well extend into the slotted hole of the mold to perform mold clamping action.

In view of the above disadvantages, there is a need for an improved manner of fixedly clamping a punch die.

SUMMERY OF THE UTILITY MODEL

To the above, the utility model provides a rotation type die clamper, its axle core can rotate certain angle, is convenient for stretch into the mould slot downthehole and presss from both sides it tightly.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a rotation type die clamper, includes first atmospheric pressure body, second atmospheric pressure body and oil pressure body, first atmospheric pressure body, second atmospheric pressure body and oil pressure body interconnect constitute die clamping cylinder body, its characterized in that: the mould clamping device further comprises a shaft core for clamping the mould, the shaft core comprises a rod part and a clamping module arranged at the lower end of the rod part, and the rod part penetrates through the mould clamping cylinder body; the rod part is provided with an oil pressure piston for controlling the shaft core to move up and down, the rod part is provided with a spiral part above the oil pressure piston, the spiral part is sleeved with a spiral sleeve capable of enabling the spiral sleeve to rotate, and a pushing piston is arranged above the spiral sleeve; a loosening air inlet penetrates through the first air pressure body and is communicated to the interior of the die clamping cylinder body above the pushing piston; a clamping air inlet penetrates through the second air pressure body and is communicated to the interior of the die clamping cylinder body above the oil pressure piston; the oil pressure body is provided with a clamping oil pressure port, and the clamping oil pressure port is communicated to the interior of the clamping die cylinder body and below the oil pressure piston.

In the technical scheme, the rod part comprises a touch rod, a connecting seat, a screw rod and a rod body, the touch rod, the connecting sleeve, the screw rod and the rod body are sequentially connected, and the oil pressure piston is arranged on the rod body; the touch rod penetrates out of the first pneumatic body, and the rod body penetrates out of the oil pressure body; the screw is provided with the spiral part and is matched with the spiral sleeve.

In the technical scheme, the touch rod penetrating part is fixedly provided with a touch block, the end face of the first air pressure body is fixedly provided with a switch bracket, and the clamping detection switch and the retreat detection switch are arranged on the periphery of the touch block through the switch bracket; when the shaft core rotates and can be contacted with the clamping detection switch or the retreat detection switch, the detection switch feeds back a signal to the system control module.

Among the above-mentioned technical scheme, press from both sides tight detection switch with the detection switch that withdraws from a position is travel switch, including switch body and contact.

In the above technical solution, the push piston is connected to the screw sleeve.

In the technical scheme, the periphery of the spiral sleeve is provided with a through hole, and a bolt penetrates through the through hole and is screwed into the screw hole of the pushing piston.

In the above technical solution, a vent ring is interposed between the first pneumatic body and the second pneumatic body, and the vent ring is provided with a vent hole so that air enters through the vent hole to push the push piston; the push piston slides at least partially along the inner periphery of the vent ring.

Among the above-mentioned technical scheme, be equipped with the blotter in the atmospheric pressure is originally internal to make when the piston removes with the blotter contacts.

Compared with the prior art, the utility model discloses following beneficial effect has: the shaft core can rotate and lift, so that the clamping module can conveniently extend into the groove hole of the die, and the clamping module is clamped; the clamping detection switch and the retreat detection switch can timely and accurately acquire the position of the shaft core, so that the next step of work is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic sectional view taken along line a-a in fig. 2 (axial core clamped state).

Fig. 4 is a schematic view of the shaft core of the present invention in a relaxed state.

Fig. 5 is a schematic view showing the structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments.

It should be noted that: the present invention relates to a description of orientation terms, such as up and down, based on the drawings in the present specification.

With reference to fig. 1-5, a rotary die clamper comprises a first pneumatic body 1, a second pneumatic body 2, and an oil pressure body 3, wherein the first pneumatic body 1, the second pneumatic body 2, and the oil pressure body 3 are connected to form a clamping cylinder, and further comprises a shaft core 4 for clamping a die, the shaft core 4 comprises a rod part and a clamping module 41 arranged at the lower end of the rod part, and the rod part is inserted into the clamping cylinder; an oil pressure piston 7 for controlling the shaft core 4 to move up and down is arranged at the rod part, a spiral part is arranged at the rod part above the oil pressure piston 7, a spiral sleeve 5 capable of enabling the spiral part to rotate is sleeved at the spiral part, and a pushing piston 6 is arranged above the spiral sleeve 5; a loosening air inlet 10 penetrates through the first air pressure body 1, and the loosening air inlet 10 is communicated to the interior of the die clamping cylinder body to push the piston 6 to be above; a clamping air inlet 20 penetrates through the second air pressure body 2, and the clamping air inlet 20 is communicated to the position above the oil pressure piston 7 in the die clamping cylinder body; the oil pressure body 3 is provided with a clamping oil pressure port 30, and the clamping oil pressure port 30 is communicated to the interior of the clamping die cylinder body below the oil pressure piston 7.

The rod part comprises a touch rod 42, a connecting seat 43, a screw rod 44 and a rod body 45, the touch rod 42, the connecting sleeve, the screw rod 44 and the rod body 45 are sequentially connected, and the oil pressure piston 7 is arranged on the rod body 45; wherein the touch rod 42 penetrates out of the first pneumatic body 1, and the rod body 45 penetrates out of the hydraulic body 3; the screw 44 has the above-mentioned spiral portion, and the screw 44 is fitted to the spiral sleeve 5.

A touch block 46 is fixedly arranged at the penetrating part of the touch rod 42, a switch bracket 49 is fixedly arranged on the end surface of the first air pressure body 1, and a clamping detection switch 47 and a retreat detection switch 48 are arranged on the periphery of the touch block 46 through the switch bracket 49; when the shaft core 4 rotates and can contact with the clamping detection switch 47 or the retreat detection switch 48, the detection switch feeds back a signal to the system control module. The pinch detection switch 47 and the retreat detection switch 48 are stroke switches, and include a switch body and a contact. When the shaft core 4 drives the touch block 46 on the touch rod 42 to rotate by 90 degrees, the touch block 46 is in contact with a contact of the clamping detection switch 47, the clamping detection switch 47 sends an in-place signal to the system control module, and the system judges that the shaft core 4 reaches the mold clamping position, so that the mold clamping action is completed; on the contrary, when the contact of the contact block 46 and the retreat detection switch 48 is contacted, the retreat detection switch 48 sends a signal to the system control module, the system judges that the clamp module 41 of the shaft core 4 is parallel to the U-shaped groove of the mold and reaches the retreat position, and the clamp module 41 is convenient to move out.

In order to ensure a synchronous movement of the thrust piston 6 with the screw sleeve 5, the thrust piston 6 is connected with the screw sleeve 5. And in this embodiment are connected as follows: the periphery of the spiral sleeve 5 is provided with a through hole, and a bolt passes through the through hole and is screwed into a screw hole for pushing the piston 6.

A vent ring 8 is clamped between the first pneumatic body 1 and the second pneumatic body 2, and the vent ring 8 is provided with a vent hole 80 so that gas enters through the vent hole 80 to push the piston 6; the pushing piston 6 slides at least partially along the inner circumference of the vent ring 8.

A buffer pad 9 is arranged in the air pressure body, so that the piston is contacted with the buffer pad 9 when moving; the collision between the oil pressure piston 7 and the inner wall of the air pressure body during the up-and-down movement can be avoided.

The utility model discloses a theory of operation is: firstly, air pressure is communicated, air enters the die clamping cylinder body through a clamping air inlet 20 on the second air pressure body 2 to push the spiral sleeve 5 to ascend, at the moment, the screw rod 44 and the spiral sleeve 5 move relatively, the screw rod 44 drives the shaft core 4 to move downwards integrally and rotate 90 degrees integrally, so that the die clamping module 41 extends into a U-shaped groove preset in a die plate and forms intersection to perform die clamping action; hydraulic oil enters the die clamping cylinder body through a clamping oil pressure port 30 on the oil pressure body 3 to push the oil pressure piston 7 to move upwards, the whole shaft core 4 moves upwards at the moment, and the die clamping block 41 clamps the die; when the die needs to be replaced, the supply of hydraulic oil is stopped, air enters the interior of the die clamping cylinder body through the loosening air inlet 10 on the first air pressure body 1, the air enters through the vent hole 80 on the vent ring 8, the piston 6 and the spiral sleeve 5 are pushed to move downwards, at the moment, the screw 44 and the spiral sleeve 5 move mutually, and the whole shaft core 4 moves downwards to return to the initial position.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a rotation type die clamper, includes first atmospheric pressure body (1), second atmospheric pressure body (2) and oil pressure body (3), first atmospheric pressure body (1), second atmospheric pressure body (2) and oil pressure body (3) interconnect constitute and press from both sides mould cylinder body, its characterized in that: the clamping device is characterized by further comprising an axial core (4) used for clamping a mold, wherein the axial core (4) comprises a rod part and a clamping module (41) arranged at the lower end of the rod part, and the rod part penetrates through the clamping module cylinder body; an oil pressure piston (7) for controlling the shaft core (4) to move up and down is arranged on the rod part, a spiral part is arranged on the rod part above the oil pressure piston (7), a spiral sleeve (5) capable of enabling the spiral part to rotate is sleeved on the spiral part, and a pushing piston (6) is arranged above the spiral sleeve (5); a loosening air inlet (10) penetrates through the first air pressure body (1), and the loosening air inlet (10) is communicated to the interior of the die clamping cylinder body and above the pushing piston (6); a clamping air inlet (20) penetrates through the second air pressure body (2), and the clamping air inlet (20) is communicated to the interior of the die clamping cylinder body and above the oil pressure piston (7); the hydraulic clamping die is characterized in that a clamping hydraulic port (30) is formed in the hydraulic body (3), and the clamping hydraulic port (30) is communicated to the interior of the die clamping cylinder body and below the hydraulic piston (7).

2. A rotary die clamper as claimed in claim 1, wherein: the rod part comprises a touch rod (42), a connecting seat (43), a screw rod (44) and a rod body (45), the touch rod (42), the connecting sleeve, the screw rod (44) and the rod body (45) are sequentially connected, and the oil pressure piston (7) is arranged on the rod body (45); the touch rod (42) penetrates out of the first pneumatic body (1), and the rod body (45) penetrates out of the oil pressure body (3); the screw (44) has the spiral part, and the screw (44) is matched with the spiral sleeve (5).

3. A rotary die clamper as claimed in claim 2, wherein: the penetrating part of the touch rod (42) is fixedly provided with a touch block (46), the end face of the first air pressure body (1) is fixedly provided with a switch bracket (49), and a clamping detection switch (47) and a retreat detection switch (48) are arranged on the periphery of the touch block (46) through the switch bracket (49); when the shaft core (4) rotates and can be contacted with the clamping detection switch (47) or the retreat detection switch (48), the detection switch feeds back a signal to a system control module.

4. A rotary die clamper as claimed in claim 3, wherein: the clamping detection switch (47) and the retreat detection switch (48) are travel switches and comprise switch bodies and contacts.

5. A rotary die clamper as claimed in claim 1, wherein: the pushing piston (6) is connected with the spiral sleeve (5).

6. A rotary die clamper as claimed in claim 5, wherein: and a through hole is formed in the periphery of the spiral sleeve (5), and a bolt penetrates through the through hole and is screwed into the screw hole of the pushing piston (6).

7. A rotary die clamper as claimed in claim 1, wherein: a vent ring (8) is clamped between the first pneumatic body (1) and the second pneumatic body (2), and a vent hole (80) is formed in the vent ring (8) so that gas enters through the vent hole (80) to push the push piston (6); at least a part of the push piston (6) slides along the inner periphery of the vent ring (8).

8. A rotary die clamper as claimed in claim 1, wherein: a buffer pad (9) is arranged in the air pressure body, so that the piston is contacted with the buffer pad (9) when moving.