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clamp down on (someone or something)

1. Literally, to press down on something firmly. When the dog's teeth clamped down on my leg, I'd never felt so much pain in my life. Now clamp down on this surface so that you don't lose your grip while drilling.
2. To limit, reduce, bring under tighter control. My parents really clamped down on me after seeing my report card, so my curfew is only 9 PM now. We really need to clamp down on spending before our department loses funding altogether. The cops are trying to clamp down on speeding on this stretch, so you should slow down.
See also: clamp, down, on

clamp (something) on(to) (something)

To attach something to another object or surface. First, you need to clamp that tool onto the table.
See also: clamp

put on the clamps

To slow down, impede, or stop one's activity or progress. We had to put on the clamps when we found out investors were pulling out of the company. I think the government should put on the clamps in regards to its spending, or it's going to find itself in insurmountable debt.
See also: clamp, on, put

put the clamps on (someone or something)

To slow, impede, or stop someone's or something's progress or activities. The recent economic downturn put the clamps on the government's plans for redeveloping the region's transportation system. They put the clamps on our department because they felt our criticism was too damaging to the company's image.
See also: clamp, on, put

clamp down (on someone or something)

to become strict with someone; to become strict about something. Because Bob's grades were getting worse, his parents clamped down on him. The police have clamped down on speeders in this town.
See also: clamp, down

clamp something on(to) something

 and clamp something on
to press or squeeze something onto something else. Clamp this board onto the workbench. Clear a place near the edge of the table, and then clamp on the meat grinder.
See also: clamp, on

put the clamps on someone or something

 and put the clamps on
Sl. to impede or block someone or something; to restrain or restrict someone. Fred had to put the clamps on Tony, who was rushing his work too much. Tony is getting a little anxious. Time to put on the clamps.
See also: clamp, on, put

clamp down on

Also, put the clamps on. Become stricter or more repressive; put a stop to. For example, The company was clamping down on expenses like business lunches, or It's time we put the clamps on polluters. [Mid-1900s]
See also: clamp, down, on

clamp down

1. To press down tightly on something: Clamp down the pipe securely before you try to drill a hole in it. I glued the strip of wood to the surface and clamped it down while it dried.
2. To prevent or regulate something with increased strictness: The cartel clamped down on oil production in order to raise prices.
3. To punish or repress someone or something with increased strictness: The government plans to clamp down on tax fraud with tough new laws. Crime began to increase, so the police started clamping down.
See also: clamp, down

put the clamps on someone/something

and put the clamps on
tv. to impede or block someone or something; to restrain or restrict someone. Fred had to put the clamps on Tony, who was rushing his work too much.
See also: clamp, on, put, someone, something

put the clamps on

See also: clamp, on, put
References in periodicals archive ?
Costly workholding devices can be eliminated by installing clamping pins directly into the workpiece or by moving a palletized workpiece from process to process and from machine to machine.
And take note that these values must be reduced as the clamping point moves away from the base.
Toshiba's new ED series of two-platen hybrid presses ranges from 720 to 1950 tons and combines electric plasticating and injection with hydraulic clamping.
Equally important is the selection of clamping devices that combine capabilities for high operating reliability and fast and easy installation.
Actual clamping force is dependent on many factors.
The clamping arm has a 90 deg swing, minimizes obstruction in the workspace, and makes it easy to load and unload parts.
De-Sta-Co, for example, sells more than 300 configurations, and the Troy, MI, company is not atypical of full-line suppliers of both manual and power clamping equipment.
tons), which combines electric injection with a two-platen clamp using electric servo traverse motors and hydraulic high-pressure clamping.
Two main categories of workholding--mechanical clamping and hydraulic clamping--have to be considered, plus power sources, sensors, controllers, and robots.
A patented internal cam generates the clamping force while an internal lock keeps the tool safe if air pressure is removed.
Workpiece clamping is critical to the performance of automated machinery.
Water-cooled, high-torque servo motors are used for clamping and injection functions.
Standard features: Plasticating, injection, clamping and ejection (rotary table) driven by beltless, direct-drive AC servo motors.
Inductive position control provides the required safety to ensure the position of the clamping bolt.