CN213319759U - Bidirectional positioning fixture - Google Patents

Bidirectional positioning fixture Download PDF

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Publication number
CN213319759U
CN213319759U CN202022072160.0U CN202022072160U CN213319759U CN 213319759 U CN213319759 U CN 213319759U CN 202022072160 U CN202022072160 U CN 202022072160U CN 213319759 U CN213319759 U CN 213319759U
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CN
China
Prior art keywords
sliding sleeve
connecting rod
positioning fixture
clamping seat
external thread
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Active
Application number
CN202022072160.0U
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Chinese (zh)
Inventor
沈芳芳
毛军廷
蔡锡海
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Suzhou 9449 Intelligent Technology Co ltd
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Suzhou 9449 Intelligent Technology Co ltd
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Priority to CN202022072160.0U priority Critical patent/CN213319759U/en
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Publication of CN213319759U publication Critical patent/CN213319759U/en
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Abstract

The utility model discloses a bidirectional positioning clamp, which comprises a base, wherein one side of the upper end of the base is provided with a vertical wall, the top of the vertical wall is provided with a top plate, a screw rod is arranged between the top plate and the base, the lower side of the screw rod is in transmission connection with a motor, a first sliding sleeve and a second sliding sleeve are arranged on the screw rod in a threaded manner, the two sides of the first sliding sleeve and the second sliding sleeve are respectively articulated with a first connecting arm and a second connecting arm, one end of the first connecting arm is articulated with a first connecting rod, one end of the first connecting rod is provided with a first movable clamping seat, one end of the second connecting rod is articulated with a second connecting rod, one end of the second connecting rod is provided with a second movable clamping seat, the two sides of the base are respectively provided with a first bracket and a second bracket, the utility model can drive the screw rod to rotate by the motor, can drive the first sliding sleeve, therefore, bidirectional positioning processing is realized, the operation is convenient, and the positioning stability is higher.

Description

Bidirectional positioning fixture
Technical Field
The utility model relates to a frock clamp technical field specifically is a two-way positioning fixture.
Background
The tooling fixture is a general term for various tools used in the manufacturing process, and comprises a cutter, a fixture, a die, a measuring tool, a checking tool, an auxiliary tool, a bench tool, a station tool and the like, which are generally referred to as tooling for short. The clamp is a technological device used for quickly fastening a workpiece during processing so as to keep a machine tool, a cutter and the workpiece at correct relative positions. That is to say, the tool clamp is an indispensable part for machining, and under the drive that the machine tool technology develops towards high speed, high efficiency, precision, composite, intelligent and environmental protection, the clamp technology is developing towards high precision, high efficiency, module, combination, universality and economy. The clamp is also called a fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short.
The existing bidirectional positioning clamp is inconvenient to operate, poor in positioning stability and difficult to meet the requirement for positioning and use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-way positioning fixture to solve current two-way positioning fixture, the operation is inconvenient, and positional stability is relatively poor, is difficult to satisfy well and fixes a position the required problem of use.
In order to achieve the above object, the utility model provides a following technical scheme: a bidirectional positioning clamp comprises a base, a vertical wall is arranged on one side of the upper end of the base, a top plate is arranged on the top of the vertical wall, a screw rod is arranged between the top plate and the base, the lower side of the screw rod is connected with a motor in a transmission way, a first sliding sleeve and a second sliding sleeve are arranged on the screw rod in a threaded way, two sides of the first sliding sleeve and the second sliding sleeve are respectively hinged with a first connecting arm and a second connecting arm, one end of the first connecting arm is hinged with a first connecting rod, one end of the first connecting rod is provided with a first movable clamping seat, one end of the second connecting arm is hinged with a second connecting rod, one end of the second connecting rod is provided with a second movable clamping seat, the two sides of the base are respectively provided with a first bracket and a second bracket, a first fixing clamp seat is installed on one side of the upper end of the first support, and a second fixing clamp seat is installed on one side of the upper end of the second support.
Furthermore, a first external thread and a second external thread are respectively arranged on the outer side of the screw rod, and the threads adopted by the first external thread and the second external thread are opposite.
Further, the first external thread is in threaded connection with the first sliding sleeve, and the second external thread is in threaded connection with the second sliding sleeve.
Furthermore, the first movable clamping seat and the first fixed clamping seat are horizontally arranged correspondingly, and the second movable clamping seat and the second fixed clamping seat are horizontally arranged correspondingly.
Furthermore, the two ends of the screw rod are respectively and rotatably connected with the top plate and the base through bearings.
Furthermore, the guide support is installed at both ends of one side of the vertical wall, and the first connecting rod and the second connecting rod are slidably clamped in the guide support.
Furthermore, a connecting shaft is installed on one side of the first sliding sleeve and one side of the second sliding sleeve, and a pin shaft at one end of the first connecting arm and one end of the second connecting arm are hinged with the connecting shaft.
Furthermore, the motor adopts gear motor, the PLC switch board is installed to founding wall one side.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a motor drive lead screw is rotatory, can drive first sliding sleeve and second sliding sleeve and reciprocate, and the linking arm and the connecting rod of sliding sleeve both sides can drive first movable clamp holder and second movable clamp holder horizontal migration simultaneously to realize two-way location and handle, convenient operation, positional stability is higher.
2. The utility model discloses a first external screw thread and second external screw thread have been seted up respectively in the lead screw outside, and the screw thread that first external screw thread and second external screw thread adopted is opposite, first external screw thread and first sliding sleeve threaded connection, second external screw thread and second sliding sleeve threaded connection for can drive first sliding sleeve and second sliding sleeve linear movement through rotatory lead screw and adjust, transmission precision is high, and the stationarity is strong.
3. The utility model discloses a found wall one side both ends and install the direction support, and head rod and second connecting rod slip card are established in the direction support, can carry out horizontal direction to head rod and second connecting rod and handle to be convenient for carry out the horizontal migration to first activity holder and second activity holder and adjust.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of the overall structure of the present invention;
fig. 2 is a left side view of the overall structure of the present invention.
In the figure: 1. a base; 2. erecting a wall; 3. a top plate; 4. a screw rod; 5. a first sliding sleeve; 6. a connecting shaft; 7. a first connecting arm; 8. a first connecting rod; 9. a first movable holder; 10. a first stationary holder; 11. a first bracket; 12. a second connecting rod; 13. A second movable holder; 14. a second connecting arm; 15. a second stationary jaw; 16. a second bracket; 17. a second external thread; 18. a first external thread; 19. a guide support; 20. A second sliding sleeve; 21. an electric motor.
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.
Referring to fig. 1-2, in the embodiment of the present invention, a two-way positioning fixture comprises a base 1, a vertical wall 2 is installed on one side of the upper end of the base 1, a top plate 3 is installed on the top of the vertical wall 2, a screw rod 4 is installed between the top plate 3 and the base 1, a motor 21 is connected to the lower side of the screw rod 4 in a transmission manner, a first sliding sleeve 5 and a second sliding sleeve 20 are installed on the screw rod 4 in a threaded manner, a first connecting arm 7 and a second connecting arm 14 are respectively hinged to both sides of the first sliding sleeve 5 and the second sliding sleeve 20, a first connecting rod 8 is hinged to one end of the first connecting arm 7, a first movable clamp 9 is installed to one end of the first connecting rod 8, a second connecting rod 12 is hinged to one end of the second connecting arm 14, a second movable clamp 13 is installed to one end of the second connecting rod 12, a first bracket 11 and a second bracket 16 are respectively, second fixed holder 15 is installed to 16 upper ends one side of second supports, and it is rotatory to drive lead screw 4 through motor 21, can drive first sliding sleeve 5 and second sliding sleeve 20 and reciprocate, and the linking arm and the connecting rod of sliding sleeve both sides can drive first movable holder 9 and second movable holder 13 to two directions horizontal migration simultaneously to realize two-way location and handle, convenient operation, positional stability is higher.
Preferably, the first external thread 18 and the second external thread 17 are respectively arranged on the outer side of the screw rod 4, the threads adopted by the first external thread 18 and the second external thread 17 are opposite, the first external thread 18 is in threaded connection with the first sliding sleeve 5, and the second external thread 17 is in threaded connection with the second sliding sleeve 20, so that the first sliding sleeve 5 and the second sliding sleeve 20 can be driven to move linearly through rotating the screw rod 4 for adjustment, the transmission precision is high, and the stability is strong.
Preferably, the first movable clamping seat 9 and the first fixed clamping seat 10 are horizontally arranged correspondingly, and the second movable clamping seat 13 and the second fixed clamping seat 15 are horizontally arranged correspondingly, so that the clamping and positioning treatment is facilitated.
Preferably, the two ends of the screw rod 4 are respectively connected with the top plate 3 and the base 1 in a rotating manner through bearings, so that the screw rod 4 can be conveniently adjusted and used in a rotating manner.
Preferably, the guide support 19 is installed at two ends of one side of the vertical wall 2, and the first connecting rod 8 and the second connecting rod 12 are slidably clamped in the guide support 19, so that the horizontal guide processing can be performed on the first connecting rod 8 and the second connecting rod 12, and the horizontal movement adjustment can be performed on the first movable clamp 9 and the second movable clamp 13 conveniently.
Preferably, the connecting shaft 6 is installed on one side of the first sliding sleeve 5 and one side of the second sliding sleeve 20, and the pin shaft at one end of the first connecting arm 7 and one end of the second connecting arm 14 are hinged with the connecting shaft 6, so that mutual hinged connection processing between the sliding sleeves and the connecting arms is facilitated.
Preferably, motor 21 adopts gear motor, and the PLC switch board is installed to 2 one sides on the founding wall, and motor 21's control end and PLC switch board electric connection are convenient for carry out operation control and handle.
The utility model discloses a theory of operation and use flow: the external power is switched on, a product to be clamped is placed between the movable clamping seat and the fixed clamping seat, the screw rod 4 is driven to rotate through the motor 21, the first sliding sleeve 5 and the second sliding sleeve 20 can be driven to move up and down, and meanwhile the connecting arms and the connecting rods on two sides of the sliding sleeves can drive the first movable clamping seat 9 and the second movable clamping seat 13 to horizontally move towards two directions, so that bidirectional positioning processing is achieved, operation is convenient, and positioning stability is high.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a two-way positioning fixture, includes base (1), its characterized in that: the movable clamping device is characterized in that a vertical wall (2) is installed on one side of the upper end of a base (1), a top plate (3) is installed at the top of the vertical wall (2), a lead screw (4) is installed between the top plate (3) and the base (1), a motor (21) is connected to the lower side of the lead screw (4) in a transmission manner, a first sliding sleeve (5) and a second sliding sleeve (20) are installed on the lead screw (4) in a threaded manner, a first connecting arm (7) and a second connecting arm (14) are respectively hinged to the two sides of the first sliding sleeve (5) and the second sliding sleeve (20), a first connecting rod (8) is installed at one end of the first connecting arm (7) in a hinged manner, a first movable clamping seat (9) is installed at one end of the first connecting rod (8), a second connecting rod (12) is hinged to one end of the second connecting arm (14), a second movable clamping seat (13) is installed at one end of the second connecting rod (, first fixed holder (10) are installed to first support (11) upper end one side, second fixed holder (15) are installed to second support (16) upper end one side.
2. The bi-directional positioning fixture of claim 1, wherein: the outer side of the screw rod (4) is respectively provided with a first external thread (18) and a second external thread (17), and the first external thread (18) and the second external thread (17) are opposite in thread.
3. The bi-directional positioning fixture of claim 2, wherein: the first external thread (18) is in threaded connection with the first sliding sleeve (5), and the second external thread (17) is in threaded connection with the second sliding sleeve (20).
4. The bi-directional positioning fixture of claim 1, wherein: the first movable clamping seat (9) and the first fixed clamping seat (10) are horizontally arranged correspondingly, and the second movable clamping seat (13) and the second fixed clamping seat (15) are horizontally arranged correspondingly.
5. The bi-directional positioning fixture of claim 1, wherein: and two ends of the screw rod (4) are respectively and rotatably connected with the top plate (3) and the base (1) through bearings.
6. The bi-directional positioning fixture of claim 1, wherein: and guide supports (19) are arranged at two ends of one side of the vertical wall (2), and the first connecting rod (8) and the second connecting rod (12) are slidably clamped in the guide supports (19).
7. The bi-directional positioning fixture of claim 1, wherein: connecting axle (6) are installed to first sliding sleeve (5) and second sliding sleeve (20) one side, and first linking arm (7) and second linking arm (14) one end round pin axle are articulated with connecting axle (6).
8. The bi-directional positioning fixture of claim 1, wherein: the motor (21) adopts a speed reducing motor, and a PLC control cabinet is installed on one side of the vertical wall (2).
CN202022072160.0U 2020-09-21 2020-09-21 Bidirectional positioning fixture Active CN213319759U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022072160.0U CN213319759U (en) 2020-09-21 2020-09-21 Bidirectional positioning fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022072160.0U CN213319759U (en) 2020-09-21 2020-09-21 Bidirectional positioning fixture

Publications (1)

Publication Number Publication Date
CN213319759U true CN213319759U (en) 2021-06-01

Family

ID=76064922

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022072160.0U Active CN213319759U (en) 2020-09-21 2020-09-21 Bidirectional positioning fixture

Country Status (1)

Country Link
CN (1) CN213319759U (en)

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