CN211438449U

CN211438449U - Clamping device of tapping machine

Info

Publication number: CN211438449U
Application number: CN201921907991.6U
Authority: CN
Inventors: 张红村
Original assignee: Renqiu Jinkaifeng Auto Parts Co ltd
Current assignee: Renqiu Jinkaifeng Auto Parts Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-09-08
Anticipated expiration: 2029-11-07

Abstract

The utility model relates to a tapping machine technical field especially relates to a tapping machine clamping device. The steel plate tapping device comprises a tensioning type plate locking device, wherein a steel plate is placed on a supporting platform of a locking seat, two eccentric wheels on a cross brace are moved to the left side, two eccentric wheels on a sliding seat are moved to the right side, the steel plate can be tensioned by rotating a handle, the lower part of the steel plate in the tensioning state is suspended, tapping operation can be performed, the steel plate is always in the tensioning state during tapping, the steel plate cannot be bent, the steel plate can be placed only by ensuring that the eccentric wheels and the supporting platform do not interfere with tapping, the whole tapping operation is time-saving and labor-saving, the working efficiency is high, and the failure rate of a tapping drill bit is low; after the processing is finished, the handle is loosened, and the eccentric wheel is moved to the other side to draw out the steel plate; the distance between the two supporting platforms in the width direction can be freely adjusted by loosening the knob, and the distance between the two supporting platforms in the length direction can be freely adjusted by moving the sliding seat back and forth, so that the device is suitable for processing steel plates with different shapes and sizes.

Description

Clamping device of tapping machine

Technical Field

The utility model relates to a tapping machine technical field especially relates to a tapping machine clamping device.

Background

The tapping machine commonly used in the market at present is mainly a pneumatic tapping machine, is a machine tool for processing internal threads by using a screw tap, and is an internal thread processing machine tool which is most widely applied; the balance support is a balance arm, so that the pneumatic drill can be kept vertical all the time when moving.

During operation, the plate is firstly placed on the platform, the observation opening position is moved to enable the position below the observation opening position to be located in a gap position of the platform, or the plate is directly fixed on one side of the platform through a tool, so that the plate is suspended to carry out tapping operation, the plate is difficult to adjust and fix, when the plate is thinner and suspended to carry out tapping, the plate is easy to bend, the tapping drill bit is easy to break, the working efficiency is low, and the processing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem, the technical deficiency that exists is directed against the aforesaid, a tapping machine clamping device is provided, adopt the design of tensioning formula panel locking device, place the steel sheet on the supporting platform of locking seat, then move two eccentric wheels on the stull to the left side, two eccentric wheels on the slide move the right side, can strain the steel sheet through turning handle, the steel sheet below of tensioning state is unsettled, can carry out tapping operation, because the steel sheet is in the tensioning state all the time when tapping, the steel sheet can not buckle, only need guarantee eccentric wheel and supporting platform do not hinder the tapping when the steel sheet is placed can, the whole tapping operation labour saving and time saving work efficiency is high, the destruction rate of tapping drill bit is lower; after the processing is finished, the handle is loosened, and the eccentric wheel is moved to the other side to draw out the steel plate; the distance between the two supporting platforms in the width direction can be freely adjusted by loosening the knob, and the distance between the two supporting platforms in the length direction can be freely adjusted by moving the sliding seat back and forth, so that the device is suitable for processing steel plates with different shapes and sizes.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the device comprises a workbench, a balance bracket, a pneumatic threading machine and a tensioning type plate locking device; universal wheels and foot cups are fixedly arranged below the workbench; the tensioning type plate locking device is arranged above the workbench; the balance bracket is fixedly arranged on one side of the top of the workbench; the pneumatic threading machine is fixedly arranged at the other end of the balance bracket; the pneumatic threading machine is vertically arranged; the tensioning type plate locking device comprises a fixed frame, a handle, a knob, an eccentric wheel and a sliding seat; the bottom of the fixed frame is provided with an upright post; a bottom plate is arranged at the bottom of the upright post; the bottom plate is fixedly arranged above the workbench.

The technical scheme is further optimized, and the left side and the right side of the fixed frame are provided with cross braces in the width direction; a screw is arranged on one side of the handle; the screw rod penetrates through the bearing and is connected to the middle parts of the two cross braces; longitudinal supports are arranged on the front side and the rear side of the fixed frame in the length direction; a guide rail is arranged on one side inside the longitudinal support; the sliding seat is connected to the middle parts of the two guide rails in a sliding manner; the middle part of the sliding seat is provided with a shaft sleeve; the screw rod penetrates through the middle of the shaft sleeve in a threaded connection mode.

Further optimizing the technical scheme, the left side of the left end cross brace and the right side of the sliding seat are both provided with a first locking seat; the right side of the left end cross brace and the left side of the sliding seat are both provided with a second locking seat; the first locking seat and the second locking seat are symmetrical in structure.

Further optimizing the technical scheme, a supporting platform is arranged in the middle of the right side of the first locking seat; a U-shaped groove is formed below the left end of the supporting platform; u type groove on first locking seat and the second locking seat corresponds sliding connection respectively on stull and slide.

Further optimizing the technical scheme, one end of the U-shaped groove is provided with two through holes in a penetrating manner in the vertical direction; a through hole below one of the U-shaped grooves is a threaded hole; a fixing pin is arranged at the position of the through hole; a screw rod is arranged below the knob; the screw rod penetrates through the other through hole and is in threaded connection with the threaded hole.

Further optimizing the technical scheme, a bracket is arranged above one side of the supporting platform; a fixed shaft is fixedly arranged on one side of the bracket; the eccentric wheel rotating shaft is connected to the fixed shaft; the eccentric wheel corresponds to the supporting platform up and down.

Further optimize this technical scheme, the eccentric wheel periphery be provided with anti-skidding rubber.

Compared with the prior art, the utility model has the advantages of it is following:

1. the steel plate is placed on a supporting platform of the locking seat, then the two eccentric wheels on the cross brace are moved to the left side, the two eccentric wheels on the sliding seat are moved to the right side, and the steel plate can be tensioned by rotating the handle.

2. The steel sheet below of taut state is unsettled, can carry out the tapping operation, because of the steel sheet is in the taut state all the time when the tapping, the steel sheet can not take place crooked.

3. When the steel plate is placed, only the eccentric wheel and the supporting platform are required to be guaranteed not to obstruct the tapping, and the steel plate placing operation is simple and convenient.

4. After the processing is finished, the handle is loosened, the eccentric wheel is moved to the other side, the steel plate can be pulled out, and the steel plate is simple and convenient to assemble and disassemble.

5. The distance between the two supporting platforms in the width direction can be freely adjusted by loosening the knob, and the distance between the two supporting platforms in the length direction can be freely adjusted by moving the sliding seat back and forth, so that the device is suitable for processing steel plates with different shapes and sizes.

Drawings

Fig. 1 is a schematic view of the overall structure of a clamping device of a tapping machine.

Fig. 2 is a structural view of a tension type plate locking device of a clamping device of a tapping machine.

Fig. 3 is a schematic view showing a steel plate locking state of a clamping device of a tapping machine.

Fig. 4 is a schematic diagram of the overall structure of the tension type plate locking device of the clamping device of the tapping machine.

Fig. 5 is a schematic diagram of a single locking mechanism of a tension type plate locking device of a tapping machine clamping device.

In the figure: 1. a work table; 101. a universal wheel; 102. a foot cup; 2. a balance bracket; 3. a pneumatic threading machine; 4. a tension type plate locking device; 401. a fixed frame; 402. a handle; 403. a knob; 404. an eccentric wheel; 405. a slide base; 406. a column; 407. a base plate; 408. a cross brace; 409. a screw; 410. longitudinally supporting; 411. a guide rail; 412. a shaft sleeve; 413. a first locking seat; 414. a second locking seat; 415. a support platform; 416. a U-shaped groove; 417. a through hole; 418. a threaded hole; 419. a fixing pin; 420. a screw rod; 421. a bracket; 422. a fixed shaft; 423. anti-skid rubber; 5. and (3) a steel plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows: as shown in fig. 1 to 5, the clamping device of the tapping machine is characterized in that: the device comprises a workbench 1, a balance bracket 2, a pneumatic threading machine 3 and a tensioning type plate locking device 4; a universal wheel 101 and a foot cup 102 are fixedly arranged below the workbench 1; the tensioning type plate locking device 4 is arranged above the workbench 1; the balance bracket 2 is fixedly arranged on one side of the top of the workbench 1; the pneumatic threading machine 3 is fixedly arranged at the other end of the balance bracket 2; the pneumatic threading machine 3 is vertically arranged; the tension type plate locking device 4 comprises a fixed frame 401, a handle 402, a knob 403, an eccentric wheel 404 and a sliding seat 405; the bottom of the fixed frame 401 is provided with a vertical column 406; the bottom of the upright post 406 is provided with a bottom plate 407; the bottom plate 407 is fixedly arranged above the workbench 1; the left side and the right side of the fixed frame 401 are provided with transverse struts 408 in the width direction; a screw rod 409 is arranged on one side of the handle 402; the screw rod 409 penetrates through the bearing and is connected to the middle parts of the two cross braces 408; longitudinal supports 410 are arranged on the front side and the rear side of the fixed frame 401 in the length direction; a guide rail 411 is arranged on one side inside the longitudinal support 410; the sliding seat 405 is connected to the middle parts of the two guide rails 411 in a sliding manner; a shaft sleeve 412 is arranged in the middle of the sliding seat 405; the screw rod 409 is in threaded connection with the middle of the shaft sleeve 412 in a penetrating manner; the left side of the left end cross brace 408 and the right side of the sliding seat 405 are both provided with a first locking seat 413; the right side of the left end 408 cross brace and the left side of the sliding seat 405 are both provided with a second locking seat 414; the first locking seat 413 and the second locking seat 414 are symmetrical in structure; a supporting platform 415 is arranged in the middle of the right side of the first locking seat 413; a U-shaped groove 416 is formed below the left end of the supporting platform 415; the U-shaped groove 416 on the first locking seat 413 and the second locking seat 414 are respectively and correspondingly connected to the cross brace 408 and the sliding seat 405 in a sliding manner; one end of the U-shaped groove 416 is provided with two through holes 417 in a penetrating manner in the vertical direction; a through hole 417 at the lower part of one of the U-shaped grooves 416 is a threaded hole 418; a fixing pin 419 is arranged at the position of the through hole 417; a screw rod 420 is arranged below the knob 403; the screw rod 420 is in threaded connection with the threaded hole 418 through the other through hole 417; a bracket 421 is arranged above one side of the supporting platform 415; a fixed shaft 422 is fixedly arranged on one side of the bracket 421; the eccentric wheel 404 is connected with the fixed shaft 422 in a rotating way; the eccentric wheel 404 corresponds to the supporting platform 415 up and down; the periphery of the eccentric wheel 404 is provided with an anti-slip rubber 423.

When in use, in the first step, as shown in fig. 1-5, the four eccentric wheels 404 are respectively moved to the right position, the knob 403 is loosened counterclockwise, and two through holes 417 are arranged at one end of the U-shaped groove 416 in a penetrating manner in the vertical direction; a through hole 417 at the lower part of one of the U-shaped grooves 416 is a threaded hole 418; a fixing pin 419 is arranged at the position of the through hole 417; a screw rod 420 is arranged below the knob 403; the screw rod 420 is threaded through the other through hole 417 and the threaded hole 418', so that when the knob 403 is loosened, the screw rod 420 moves upwards, the locking state of the U-shaped groove 416 with the cross brace 408 and the sliding seat 405 is released, and the first locking seat 413 and the second locking seat 414 can freely slide left and right on the cross brace 408 and the sliding seat 405; the first locking seat 413 and the second locking seat 414 are adjusted to appropriate widths according to the width of the plate, and then the first locking seat 413 and the second locking seat 414 are fixedly locked by clockwise rotating the knob 403.

When the handle 402 is rotated clockwise, the handle 402 drives the screw rod 409 to rotate together, and the screw rod 409 penetrates through the bearing and is connected with the middle parts of the two cross braces 408; longitudinal supports 410 are arranged on the front side and the rear side of the fixed frame 401 in the length direction; a guide rail 411 is arranged on one side inside the longitudinal support 410; the sliding seat 405 is connected to the middle parts of the two guide rails 411 in a sliding manner; a shaft sleeve 412 is arranged in the middle of the sliding seat 405; the screw 409 penetrates through the middle' of the shaft sleeve 412 in a threaded connection mode, so that the screw 409 can drive the bearing to move to the left side when rotating clockwise, the shaft sleeve 412 drives the sliding seat 405 to move to the left side synchronously when moving to the left side, the sliding seat 405 slides to the left side along the guide rail 411 in the process, and the sliding seat 405 and the guide rail 411 are matched to play a role in directional movement of the sliding seat 405; similarly, when the handle 402 is rotated counterclockwise, the slider 405 moves to the right, and the slider 405 is adjusted to a proper position according to the length of the plate.

Therefore, the distance between the two supporting platforms 415 in the width direction can be freely adjusted by loosening the knob 403, and the distance between the supporting platforms 415 in the length direction can be freely adjusted by moving the sliding base 405 back and forth, so that the device is suitable for processing steel plates 5 with different shapes and sizes.

Place steel sheet 5 above supporting platform 415 on stull 408, then push forward from the back, because of four eccentrics 404 all are located corresponding fixed axle 422 right side, so when steel sheet 5 promoted from the left side to the right side, eccentric 404 can not die steel sheet 5 lock, place steel sheet 5 right side above supporting platform 415 on slide 405.

Step two, referring to fig. 1 to 5, the eccentric wheel 404 on the cross brace 408 is shifted to the left, when the handle 402 is rotated counterclockwise, the sliding base 405 moves to the right, so as to drive the first locking base 413 and the second locking base 414 on the sliding base 405 to move together to the right, because the eccentric wheel 404 on the sliding base 405 is placed above the steel plate 5, and the eccentric wheel 404 is located on the right side of the fixed shaft 422, when the eccentric wheel 404 on the sliding base 405 moves to the right, the eccentric wheel 404 on the sliding base 405 rotates clockwise, the steel plate 5 is pressed, and the right end of the steel plate 5 is pressed by the two eccentric wheels 404 on the sliding base 405 and pulled to the right.

Because the eccentric wheel 404 on the cross brace 408 is positioned on the left side, when the steel plate 5 moves towards the right side, the eccentric wheel 404 on the cross brace 408 is pushed to move towards the right side, and the eccentric wheel 404 on the cross brace 408 rotates anticlockwise to press the steel plate 5 tightly; the steel plate 5 can be pressed, tensioned and fixed under the action of the four eccentric wheels 404; the steel plate 5 below of taut state is unsettled, can carry out the tapping operation, because of steel plate 5 is in the taut state all the time when the tapping, steel plate 5 can not take place crooked.

After the steel plate 5 is machined, slightly loosening the handle 402 to undulate the eccentric wheels 404 on the sliding base 405 to the left, wherein the four eccentric wheels 404 are all positioned at the left side of the corresponding fixed shaft 422, so that when the steel plate 5 is pulled to the left, the eccentric wheels 404 cannot lock the steel plate 5, and the steel plate 5 can be easily pulled out from the supporting platform 415; the whole device is simple in design and operation and very convenient to use.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a tapping machine clamping device which characterized in that: comprises a workbench (1), a balance bracket (2), a pneumatic threading machine (3) and a tensioning type plate locking device (4); a universal wheel (101) and a foot cup (102) are fixedly arranged below the workbench (1); the tensioning type plate locking device (4) is arranged above the workbench (1); the balance support (2) is fixedly arranged on one side of the top of the workbench (1); the pneumatic threading machine (3) is fixedly arranged at the other end of the balance bracket (2); the pneumatic threading machine (3) is vertically arranged; the tensioning type plate locking device (4) comprises a fixed frame (401), a handle (402), a knob (403), an eccentric wheel (404) and a sliding seat (405); the bottom of the fixed frame (401) is provided with a vertical column (406); a bottom plate (407) is arranged at the bottom of the upright post (406); the bottom plate (407) is fixedly arranged above the workbench (1).

2. The clamping device of a threading machine of claim 1, wherein: the left side and the right side of the fixed frame (401) are provided with transverse struts (408) in the width direction; a screw rod (409) is arranged on one side of the handle (402); the screw rod (409) penetrates through the bearing and is connected to the middle parts of the two cross braces (408); longitudinal supports (410) are arranged on the front side and the rear side of the fixed frame (401) in the length direction; a guide rail (411) is arranged on one side inside the longitudinal support (410); the sliding seat (405) is connected to the middle parts of the two guide rails (411) in a sliding manner; a shaft sleeve (412) is arranged in the middle of the sliding seat (405); the screw rod (409) is connected to the middle part of the shaft sleeve (412) in a penetrating and threaded mode.

3. The clamping device of a threading machine of claim 2, wherein: the left side of the left end cross brace (408) and the right side of the sliding seat (405) are both provided with a first locking seat (413); the right side of the left end cross brace (408) and the left side of the sliding seat (405) are both provided with a second locking seat (414); the first locking seat (413) and the second locking seat (414) are symmetrical in structure.

4. The clamping device of a threading machine of claim 3, wherein: a supporting platform (415) is arranged in the middle of the right side of the first locking seat (413); a U-shaped groove (416) is arranged below the left end of the supporting platform (415); u-shaped grooves (416) on the first locking seat (413) and the second locking seat (414) are respectively and correspondingly connected to the cross brace (408) and the sliding seat (405) in a sliding mode.

5. The clamping device of a threading machine of claim 4, wherein: one end of the U-shaped groove (416) is provided with two through holes (417) in a penetrating manner in the vertical direction; a through hole (417) below one of the U-shaped grooves (416) is a threaded hole (418); a fixing pin (419) is arranged at the position of the through hole (417); a screw rod (420) is arranged below the knob (403); the screw rod (420) penetrates through the other through hole (417) and is in threaded connection with the threaded hole (418).

6. The clamping device of a threading machine of claim 4, wherein: a bracket (421) is arranged above one side of the supporting platform (415); a fixed shaft (422) is fixedly arranged on one side of the bracket (421); the eccentric wheel (404) is connected with the fixed shaft (422) through a rotating shaft; the eccentric wheel (404) and the supporting platform (415) correspond up and down.

7. The clamping device of a threading machine of claim 1, wherein: the periphery of the eccentric wheel (404) is provided with anti-slip rubber (423).