CN210566080U - Screw rod mechanism for bending machine - Google Patents
Screw rod mechanism for bending machine Download PDFInfo
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- CN210566080U CN210566080U CN201921410071.3U CN201921410071U CN210566080U CN 210566080 U CN210566080 U CN 210566080U CN 201921410071 U CN201921410071 U CN 201921410071U CN 210566080 U CN210566080 U CN 210566080U
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Abstract
A screw rod mechanism for a bending machine comprises a base, wherein fixing seats are fixedly arranged on two sides of the top end of the base, a transmission screw rod and a limiting rod are arranged in the fixing seats in a penetrating mode, limiting holes which are uniformly distributed are formed in the limiting rod, a transmission motor is further arranged at one end of the base and is fixedly connected with the transmission screw rod, a transmission nut is screwed on the transmission screw rod and penetrates through the limiting rod, a connecting block is fixedly arranged at the top end of the transmission nut, a bending rod is fixedly arranged at the top of the connecting block, a limiting nut in threaded connection with the transmission screw rod is arranged on one side of the transmission nut, the position of the limiting nut on the transmission screw rod is fixed through the matching of the limiting holes in the limiting rod and the limiting blocks, a touch sensor is arranged on the transmission nut and on the contact surface of the limiting nut, and automatic reset is realized.
Description
Technical Field
The utility model relates to a screw drive field, concretely relates to a screw mechanism for crib crimper.
Background
The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion, is the most commonly used transmission element on tool machinery and precision machinery, the main function is to convert the rotary motion into linear motion or convert the torque into axial repeated acting force, and simultaneously has the characteristics of high precision, reversibility and high efficiency, because of the small frictional resistance, the ball screw is widely applied to various industrial equipment and precision instruments, but the existing ball screw mostly adopts limit switches as the travel limit at the two telescopic ends, in practical use, a few travel switches cause limit failure due to dust, moisture, contact arcing and the like, so that functional failure or instrument damage is caused, and the screw rod mechanism for the bending machine generally adopts manual control of stroke and reset, and the automation degree is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a screw mechanism for a bending machine, which comprises a base, wherein fixing seats are fixedly arranged on both sides of the top end of the base, a transmission screw rod and a limiting rod are arranged on the fixing seats in a penetrating way, limiting holes are uniformly distributed on the limiting rod, the limiting rod is fixedly connected with the fixing seats on both sides of the top end of the base, a limiting block is also arranged on the limiting rod, one end of the base is also provided with a transmission motor, the output end of the transmission motor is fixedly connected with one end of the transmission screw rod, the transmission screw rod is screwed with a transmission nut, the transmission nut is arranged on the limiting rod in a penetrating way, the top end of the transmission nut is fixedly provided with a connecting block, the top of the connecting block is fixedly provided with a bending rod, one side of the transmission nut is provided with a limiting nut in threaded connection with the, the limiting block is provided with a connecting sleeve, and the limiting block and the limiting nut are sleeved with the connecting groove through the connecting sleeve to realize movable connection.
Further, a touch sensor is arranged on the contact surface of the transmission nut and the limiting nut, and the touch sensor is electrically connected with the transmission motor.
Furthermore, a bearing is arranged at the joint of the fixed seat and the transmission screw rod.
Furthermore, the limiting block is provided with a spring pin which is matched with the limiting hole for use.
Furthermore, the top of base is equipped with the scale.
Further, the transmission screw rod is arranged right above the limiting rod, and the limiting hole in the limiting rod is arranged on the outer side of the limiting rod.
The beneficial effects of the utility model reside in that: the screw mechanism is equipped with the gag lever post of same horizontal plane is located to the transmission lead screw, through spacing hole on the gag lever post with the stopper cooperation is realized stop nut is in fixed position on the transmission lead screw, and right drive nut's spacing last with stop nut's contact surface is equipped with touch sensor, works as drive nut moves from initial position to stop nut position and in during stop nut contact, drive nut returns to initial position, realizes automatic re-setting, simultaneously the top of base is equipped with the scale, can adjust according to the degree of buckling that needs stop nut's position, convenient operation, it is simple to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
description of reference numerals: base 1, fixing base 2, transmission lead screw 3, transmission nut 31, connecting block 32, bending rod 33, touch sensor 34, gag lever post 4, spacing hole 41, stopper 42, adapter sleeve 421, spring catch 43, driving motor 5, stop nut 6, spread groove 61.
Detailed Description
The utility model provides a screw rod mechanism for a bending machine, which comprises a base 1, wherein both sides of the top end of the base 1 are fixedly provided with a fixed seat 2, the fixed seat 2 is provided with a transmission screw rod 3 and a limit rod 4 in a penetrating way, the limit rod 4 is provided with limit holes 41 which are uniformly distributed, the limit rod 4 is fixedly connected with the fixed seats 2 on both sides of the top end of the base 1, the limit rod 4 is also provided with a limit block 42, one end of the base 1 is also provided with a transmission motor 5, the output end of the transmission motor 5 is fixedly connected with one end of the transmission screw rod 3, the transmission screw rod 3 is screwed with a transmission nut 31, the transmission nut 31 is arranged on the limit rod 4 in a penetrating way, the top end of the transmission nut 31 is fixedly provided with a connecting block 32, the top of the connecting block 32 is fixedly provided with a bending rod 33, a limit nut 6 in threaded connection with the transmission screw rod 3 is arranged on one side of the transmission nut 31, a connecting groove 61 is arranged on the outer surface of the limit nut 6, a connecting sleeve 421 is arranged on the limit block 42, and the limit block 42 and the limit nut 6 are sleeved with the connecting groove 61 through the connecting sleeve 421 to realize movable connection; a touch sensor 34 is arranged on the contact surface of the transmission nut 31 and the limit nut 6, and the touch sensor 34 is electrically connected with the transmission motor 5 to realize automatic reset; a bearing is arranged at the joint of the fixed seat 2 and the transmission screw rod 3, so that the screw rod can rotate conveniently; the limiting block 42 is provided with a spring pin 43 which is matched with the limiting hole 41 for use, and can be matched with the limiting hole 41 on the limiting rod 4 for positioning; the top of the base 1 is provided with a graduated scale, so that the limiting distance of the limiting nut 6 can be accurately mastered; the transmission screw rod 3 is arranged right above the limiting rod 4, the limiting hole 41 in the limiting rod 4 is arranged on the outer side of the limiting rod 4, the spring pin 43 on the limiting block 42 is matched with the limiting hole 41, and operation is facilitated.
When the device is used specifically, the spring pin 43 on the limiting block 42 is pulled up to drive the limiting nut 6 to be adjusted to a proper position, the specific length position can be grasped through the scale on the base 1, the transmission motor 5 is started to drive the transmission screw rod 3, the transmission nut 31 moves from an initial position, when the transmission nut 6 is moved, the touch sensor 34 controls the transmission motor 5 to stop and rotate the output end in the opposite direction, and when the transmission nut 31 resets.
Claims (6)
1. The screw rod mechanism for the bending machine comprises a base (1) and is characterized in that fixing seats (2) are fixedly arranged on two sides of the top end of the base (1), transmission screw rods (3) and limiting rods (4) are arranged on the fixing seats (2) in a penetrating manner, limiting holes (41) which are uniformly distributed are formed in the limiting rods (4), the limiting rods (4) are fixedly connected with the fixing seats (2) on two sides of the top end of the base (1), limiting blocks (42) are further arranged on the limiting rods (4), a transmission motor (5) is further arranged at one end of the base (1), the output end of the transmission motor (5) is fixedly connected with one end of each transmission screw rod (3), a transmission nut (31) is connected with the transmission screw rods (3) in a rotating manner, the transmission nut (31) is arranged on the limiting rods (4) in a penetrating manner, a connecting block (32) is fixedly arranged at the top end of the transmission nut (31, the fixed pole (33) of bending that is equipped with in top of connecting block (32), one side of drive nut (31) is equipped with stop nut (6) with drive screw (3) threaded connection, stop nut (6) surface is equipped with spread groove (61), be equipped with adapter sleeve (421) on stopper (42), stopper (42) and stop nut (6) pass through adapter sleeve (421) cup joint spread groove (61) are in order to realize swing joint.
2. The screw mechanism for the bending machine according to claim 1, wherein a contact surface of the transmission nut (31) and the limit nut (6) is provided with a touch sensor (34), and the touch sensor (34) is electrically connected with the transmission motor (5).
3. The screw mechanism for a bending machine according to claim 1, wherein a bearing is arranged at the joint of the fixed seat (2) and the transmission screw (3).
4. The screw mechanism for a bending machine according to claim 1, wherein the limiting block (42) is provided with a spring pin (43) which is matched with the limiting hole (41).
5. Screw mechanism for a bending machine according to claim 1, wherein the top of the base (1) is provided with a graduated scale.
6. The screw mechanism for a bending machine according to claim 1, wherein the transmission screw (3) is arranged right above the limiting rod (4), and the limiting hole (41) on the limiting rod (4) is arranged outside the limiting rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921410071.3U CN210566080U (en) | 2019-08-28 | 2019-08-28 | Screw rod mechanism for bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921410071.3U CN210566080U (en) | 2019-08-28 | 2019-08-28 | Screw rod mechanism for bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210566080U true CN210566080U (en) | 2020-05-19 |
Family
ID=70630662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921410071.3U Active CN210566080U (en) | 2019-08-28 | 2019-08-28 | Screw rod mechanism for bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210566080U (en) |
-
2019
- 2019-08-28 CN CN201921410071.3U patent/CN210566080U/en active Active
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