CN212218274U - Workpiece clamping device - Google Patents
Workpiece clamping device Download PDFInfo
- Publication number
- CN212218274U CN212218274U CN202020730387.7U CN202020730387U CN212218274U CN 212218274 U CN212218274 U CN 212218274U CN 202020730387 U CN202020730387 U CN 202020730387U CN 212218274 U CN212218274 U CN 212218274U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- bar
- platform
- workpiece
- vertical bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a workpiece clamping device, including the base, state the front side fixedly connected with riser of base, riser top fixedly connected with platform, the front side of platform is equipped with two and is the circular shape through-hole, and the upper surface of platform is located through-hole fixedly connected with sleeve pipe, and every intraductal swing joint of cover has a ratch, and the lower extreme of a ratch is passed and is worn out the end by the through-hole and can dismantle and be connected with the briquetting. The utility model has simple structure, convenient use, small volume, light weight and easy carrying; the pressing block can be tightly pressed on the workpiece, so that the workpiece is prevented from deviating due to machining, and the stability of the workpiece in the machining process is improved.
Description
Technical Field
The utility model relates to an anchor clamps technical field specifically is a work piece clamping device.
Background
In the actual process of manufacturing the workpiece, the produced workpiece needs to be processed in the next step, for example, the side edge of the workpiece is cut, polished or sprayed. Therefore, a clamping device is needed for clamping the workpiece, which is beneficial to processing the workpiece. However, the existing clamping device has the disadvantages of complex structure, high cost, large volume, difficult transportation and inconvenient use; meanwhile, the clamping effect on the workpiece is poor, and after the workpiece is fixed, the workpiece is easy to deflect due to the processing of the workpiece, so that the workpiece is damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a work piece clamping device to the weak point of prior art to solve the unstable problem of work piece centre gripping.
In order to achieve the above object, the utility model provides a following technical scheme:
a workpiece clamping device comprises a base, wherein a vertical plate is fixedly connected to the front side of the base, a platform extending forwards is fixedly connected to the top end of the vertical plate, two circular through holes are formed in the front side of the platform, sleeves with arc-shaped sections are fixedly connected to the upper surface of the platform at the positions of the through holes, one side of each sleeve is provided with an opening, a first toothed bar is movably connected into each sleeve, the lower end of each first toothed bar penetrates through each through hole, and a pressing block is detachably connected to the penetrating end of each first toothed bar; a groove with a semicircular section is formed in the middle of the upper surface of the platform, supporting rods protruding upwards are fixedly connected to two sides of the platform, a shaft lever is rotatably connected between the two supporting rods, a first gear is fixedly connected to the middle of the shaft lever, a second toothed bar is connected to the lower portion of the first gear in a meshed mode, the second toothed bar is arranged in the groove in a sliding mode, and an air cylinder is connected to the rear end of the second toothed bar; and second gears fixedly connected with the shaft rods are arranged on two sides of the first gear, and the second gears are meshed with the first toothed bars.
Preferably, first ratch includes montant one, rack, cake, montant two, the cross-section semicircular in shape of montant one, the rack sets up in one side of montant one, and a montant sliding connection is intraductal in the cover, and the rack is by the outside extension of sheathed tube opening part, and cake fixed connection is in the bottom of montant one, montant two is cylindricly, two fixed connection of montant in the below of cake, the briquetting can be dismantled and connect in the bottom of montant two.
Preferably, the rear side of the base is provided with a cylinder support, and the tail of the cylinder is fixed on the cylinder support.
Preferably, guide plates are arranged on the two sides of the groove on the base, and the second gear lever is located between the two guide plates.
Preferably, the lower surface of the pressing block is connected with a rubber pad.
The utility model has the advantages that:
1. simple structure, convenient use, small volume, light weight and easy carrying.
2. Place the work piece on the base, through stretching out of cylinder, drive the second rack and stretch out to drive first gear and the axostylus axostyle of being connected with and rotate, the second gear on the axostylus axostyle drives first rack and moves down on sleeve pipe and platform, presses on the work piece until the briquetting, thereby accomplishes the centre gripping to the work piece, because the effect of cylinder this moment, with the briquetting tightly the pressure on the work piece, prevent that the work piece from squinting because of processing, improved the stability in the work piece course of working.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of a cannula;
fig. 4 is a schematic view of a first rack bar of the present invention;
FIG. 5 is a top view of the first rack bar;
in the figure, 1-base, 2-vertical plate, 3-platform, 4-sleeve, 5-first toothed bar, 501-vertical bar I, 502-rack, 503-round cake, 504-vertical bar II, 6-pressing block, 7-groove, 8-supporting bar, 9-shaft rod, 10-first gear, 11-second toothed bar, 12-cylinder, 13-second gear, 14-cylinder support, 15-guide plate, 16-rubber pad and 17-workpiece.
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 all belong to the protection scope of the present invention.
Referring to fig. 1-2, a workpiece clamping device comprises a base 1, wherein a vertical plate 2 is fixedly connected to the front side of the base 1, a platform 3 extending forwards is fixedly connected to the top end of the vertical plate 2, two circular through holes are formed in the front side of the platform 3, a sleeve 4 with an arc-shaped cross section is fixedly connected to the upper surface of the platform 3 at the through holes, one side of the sleeve 4 is open, a first rack bar 5 is movably connected to each sleeve 4, the lower end of each first rack bar 5 penetrates through the through holes, and a pressing block 6 is detachably connected to the penetrating end of each first rack bar 5; a groove 7 with a semicircular section is formed in the middle of the upper surface of the platform 3, supporting rods 8 protruding upwards are fixedly connected to two sides of the platform 3, a shaft lever 9 is rotatably connected between the two supporting rods 8, a first gear 10 is fixedly connected to the middle of the shaft lever 9, a second gear lever 11 is meshed and connected below the first gear 10, the second gear lever 11 is slidably arranged in the groove 7, and a cylinder 12 is connected to the rear end of the second gear lever 11; and second gears 13 fixedly connected with the shaft rod 9 are arranged on two sides of the first gear 10, and the second gears 13 are meshed with the first toothed bar 5.
Referring to fig. 3-5, the first rack 5 includes a first vertical rod 501, a rack 502, a circular cake 503, and a second vertical rod 504, the cross-section of the first vertical rod 501 is semicircular, the rack 502 is disposed on one side of the first vertical rod, the first vertical rod 501 is slidably connected in the sleeve 4, the rack 502 extends outwards from the opening of the sleeve, the circular cake 503 is fixedly connected to the bottom of the first vertical rod 501, the second vertical rod 504 is cylindrical, the second vertical rod 504 is fixedly connected below the circular cake 503, and the press block 6 is detachably connected to the bottom of the second vertical rod 504.
Specifically, a cylinder bracket 14 is provided at the rear side of the base 1, and the tail of the cylinder 12 is fixed to the cylinder bracket 14.
Specifically, guide plates 15 are provided on the base 1 on both sides of the groove 7, and the second rack bar 11 is located between the guide plates. The guide plate 15 can prevent the second rack 11 from shifting left and right during the process of driving the first gear 10 to rotate.
Specifically, a rubber pad 16 is connected to the lower surface of the pressure block 6. Rubber pad 16 directly contacts the workpiece to prevent damage to the workpiece.
The utility model discloses a use method does: firstly, a workpiece 17 is placed on a base 1, then an air cylinder 12 extends out to push a second rack bar 11 to move forwards, so that a first gear 10 and a shaft rod 9 connected with the first gear are driven to rotate, the shaft rod 9 rotates, meanwhile, a second gear 13 on the shaft rod drives a first rack bar 5 to move downwards on a sleeve 4 and a platform 3 until a pressing block 6 is pressed on the workpiece 17, and the air cylinder 12 stops working, so that the workpiece 17 is clamped. At this time, because the cylinder 12 is extended, the cylinder 12 props against the second rack bar 11 and limits the first gear 10 to rotate, so that the first rack bar 5 is limited to move up and down, and finally the pressing block 6 is tightly pressed on the workpiece, the workpiece is prevented from deviating due to machining, and the stability of the workpiece in the machining process is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A workpiece clamping device comprises a base (1) and is characterized in that a vertical plate (2) is fixedly connected to the front side of the base (1), a platform (3) extending forwards is fixedly connected to the top end of the vertical plate (2), two circular through holes are formed in the front side of the platform (3), sleeves (4) with arc-shaped cross sections are fixedly connected to the upper surface of the platform (3) at the positions of the through holes, one side of each sleeve (4) is open, a first toothed bar (5) is movably connected to the inside of each sleeve (4), the lower end of each first toothed bar (5) penetrates through the through hole, and a pressing block (6) is detachably connected to the penetrating end of each first toothed bar;
a groove (7) with a semicircular section is formed in the middle of the upper surface of the platform (3), two sides of the platform (3) are fixedly connected with support rods (8) protruding upwards, a shaft lever (9) is rotatably connected between the two support rods (8), the middle of the shaft lever (9) is fixedly connected with a first gear (10), a second toothed bar (11) is meshed and connected below the first gear (10), the second toothed bar (11) is arranged in the groove (7) in a sliding mode, and the rear end of the second toothed bar (11) is connected with a cylinder (12); and second gears (13) fixedly connected with the shaft rod (9) are arranged on two sides of the first gear (10), and the second gears (13) are meshed with the first toothed bar (5).
2. The workpiece clamping device as recited in claim 1, characterized in that the first toothed bar (5) comprises a first vertical bar (501), a rack (502), a circular cake (503) and a second vertical bar (504), wherein the cross section of the first vertical bar (501) is semicircular, the rack (502) is arranged on one side of the first vertical bar, the first vertical bar (501) is slidably connected in the sleeve (4), the rack (502) extends outwards from the opening of the sleeve, the circular cake (503) is fixedly connected to the bottom of the first vertical bar (501), the second vertical bar (504) is cylindrical, the second vertical bar (504) is fixedly connected to the lower side of the circular cake (503), and the pressing block (6) is detachably connected to the bottom of the second vertical bar (504).
3. The workpiece holding device according to claim 1, characterized in that a cylinder bracket (14) is provided at the rear side of the base (1), and the tail of the cylinder (12) is fixed on the cylinder bracket (14).
4. Workpiece holding device according to claim 1, characterised in that the base (1) is provided with guide plates (15) on both sides of the groove (7), between which the second toothed rack (11) is located.
5. Workpiece holding device according to claim 1, characterised in that a rubber pad (16) is attached to the lower surface of the pressing block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020730387.7U CN212218274U (en) | 2020-05-07 | 2020-05-07 | Workpiece clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020730387.7U CN212218274U (en) | 2020-05-07 | 2020-05-07 | Workpiece clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212218274U true CN212218274U (en) | 2020-12-25 |
Family
ID=73910134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020730387.7U Active CN212218274U (en) | 2020-05-07 | 2020-05-07 | Workpiece clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212218274U (en) |
-
2020
- 2020-05-07 CN CN202020730387.7U patent/CN212218274U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212945224U (en) | Forging table clamp for forging device | |
| CN211668963U (en) | Detection device for detecting tensile strength of soldering tin bar | |
| CN208913181U (en) | Drilling equipment is used in a kind of processing of door and window | |
| CN212218274U (en) | Workpiece clamping device | |
| CN211128431U (en) | A pressure device for production of flexible circuit board | |
| CN209957841U (en) | Clamping device for heat treatment of agricultural machine workpiece | |
| CN216730376U (en) | Welding auxiliary mechanism for automatic welding equipment | |
| CN207840697U (en) | A kind of auto panel positioning clamping rotating mechanism | |
| CN216178419U (en) | Clamping device for gear machining | |
| CN215431066U (en) | Motor frame plate machining device with turnover type double-side punching function | |
| CN211589301U (en) | Limiting device for tubular part | |
| CN217393357U (en) | Skylight guide rail steel band marking machine | |
| CN215847079U (en) | Novel mechanical manufacturing snatchs device | |
| CN220118522U (en) | Locking device for inner ring of pulley bearing | |
| CN216179766U (en) | Machining clamp for crane rotary table | |
| CN213223891U (en) | Steel sheet stamping equipment is used in switch board processing | |
| CN217894344U (en) | Guide ring pickup device | |
| CN211052930U (en) | Welding tongs pulley capable of preventing from slipping out of hand | |
| CN220838374U (en) | Butt-joint machine | |
| CN217193506U (en) | Welding support and compression structure of automotive interior hot rivet welding press | |
| CN217044090U (en) | Frame part flattening tool | |
| CN212577887U (en) | Welding tool | |
| CN218049811U (en) | Hole flanging die for processing automobile parts | |
| CN211278861U (en) | High-precision rotary cutter for rotary cutting of logs | |
| CN209867979U (en) | Cutter support for machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |